Move to 1.16.5 official mappings

src/main/java/com/refinedmods/refinedstorage/RSBlocks.java

@@ -85,9 +85,9 @@ public final class RSBlocks {
         }
 
         GRID.registerBlocks("grid", () -> new GridBlock(GridType.NORMAL));
-        CRAFTING_GRID.registerBlocks(GridType.CRAFTING.getString() + GRID_SUFFIX, () -> new GridBlock(GridType.CRAFTING));
-        PATTERN_GRID.registerBlocks(GridType.PATTERN.getString() + GRID_SUFFIX, () -> new GridBlock(GridType.PATTERN));
-        FLUID_GRID.registerBlocks(GridType.FLUID.getString() + GRID_SUFFIX, () -> new GridBlock(GridType.FLUID));
+        CRAFTING_GRID.registerBlocks(GridType.CRAFTING.getSerializedName() + GRID_SUFFIX, () -> new GridBlock(GridType.CRAFTING));
+        PATTERN_GRID.registerBlocks(GridType.PATTERN.getSerializedName() + GRID_SUFFIX, () -> new GridBlock(GridType.PATTERN));
+        FLUID_GRID.registerBlocks(GridType.FLUID.getSerializedName() + GRID_SUFFIX, () -> new GridBlock(GridType.FLUID));
         CONTROLLER.registerBlocks("controller", () -> new ControllerBlock(NetworkType.NORMAL));
         CREATIVE_CONTROLLER.registerBlocks("creative_controller", () -> new ControllerBlock(NetworkType.CREATIVE));
         NETWORK_RECEIVER.registerBlocks("network_receiver", NetworkReceiverBlock::new);

src/main/java/com/refinedmods/refinedstorage/RSItems.java

@@ -167,13 +167,13 @@ public final class RSItems {
         LATE_REGISTRATION.add(() -> {
             RSBlocks.CONTROLLER.forEach((color, block) -> {
                 if (color != ColorMap.DEFAULT_COLOR) {
-                    CONTROLLER.put(color, ITEMS.register(RSBlocks.CONTROLLER.get(color).getId().getPath(), () -> new ControllerBlockItem(RSBlocks.CONTROLLER.get(color).get(), color, new TranslationTextComponent(RSBlocks.CONTROLLER.get(ColorMap.DEFAULT_COLOR).get().getTranslationKey()))));
+                    CONTROLLER.put(color, ITEMS.register(RSBlocks.CONTROLLER.get(color).getId().getPath(), () -> new ControllerBlockItem(RSBlocks.CONTROLLER.get(color).get(), color, new TranslationTextComponent(RSBlocks.CONTROLLER.get(ColorMap.DEFAULT_COLOR).get().getDescriptionId()))));
                 }
             });
 
             RSBlocks.CREATIVE_CONTROLLER.forEach((color, block) -> {
                 if (color != ColorMap.DEFAULT_COLOR) {
-                    CREATIVE_CONTROLLER.put(color, ITEMS.register(RSBlocks.CREATIVE_CONTROLLER.get(color).getId().getPath(), () -> new ControllerBlockItem(RSBlocks.CREATIVE_CONTROLLER.get(color).get(), color, new TranslationTextComponent(RSBlocks.CREATIVE_CONTROLLER.get(ColorMap.DEFAULT_COLOR).get().getTranslationKey()))));
+                    CREATIVE_CONTROLLER.put(color, ITEMS.register(RSBlocks.CREATIVE_CONTROLLER.get(color).getId().getPath(), () -> new ControllerBlockItem(RSBlocks.CREATIVE_CONTROLLER.get(color).get(), color, new TranslationTextComponent(RSBlocks.CREATIVE_CONTROLLER.get(ColorMap.DEFAULT_COLOR).get().getDescriptionId()))));
                 }
             });
         });
@@ -207,7 +207,7 @@ public final class RSItems {
     }
 
     private static <T extends BaseBlock> RegistryObject<BlockItem> registerBlockItemFor(RegistryObject<T> block) {
-        return ITEMS.register(block.getId().getPath(), () -> new BaseBlockItem(block.get(), new Item.Properties().group(RS.MAIN_GROUP)));
+        return ITEMS.register(block.getId().getPath(), () -> new BaseBlockItem(block.get(), new Item.Properties().tab(RS.MAIN_GROUP)));
     }
 
     public static void register() {

src/main/java/com/refinedmods/refinedstorage/RSKeyBindings.java

@@ -27,28 +27,28 @@ public final class RSKeyBindings {
     public static final KeyBinding OPEN_WIRELESS_GRID = new KeyBinding(
         "key.refinedstorage.openWirelessGrid",
         KeyConflictContext.IN_GAME,
-        InputMappings.INPUT_INVALID,
+        InputMappings.UNKNOWN,
         RS.NAME
     );
 
     public static final KeyBinding OPEN_WIRELESS_FLUID_GRID = new KeyBinding(
         "key.refinedstorage.openWirelessFluidGrid",
         KeyConflictContext.IN_GAME,
-        InputMappings.INPUT_INVALID,
+        InputMappings.UNKNOWN,
         RS.NAME
     );
 
     public static final KeyBinding OPEN_WIRELESS_CRAFTING_MONITOR = new KeyBinding(
         "key.refinedstorage.openWirelessCraftingMonitor",
         KeyConflictContext.IN_GAME,
-        InputMappings.INPUT_INVALID,
+        InputMappings.UNKNOWN,
         RS.NAME
     );
 
     public static final KeyBinding OPEN_PORTABLE_GRID = new KeyBinding(
         "key.refinedstorage.openPortableGrid",
         KeyConflictContext.IN_GAME,
-        InputMappings.INPUT_INVALID,
+        InputMappings.UNKNOWN,
         RS.NAME
     );
 

src/main/java/com/refinedmods/refinedstorage/api/autocrafting/ICraftingPatternContainer.java

@@ -202,7 +202,7 @@ public interface ICraftingPatternContainer {
         boolean success = current == null && stacks.isEmpty();
 
         if (!success && action == Action.PERFORM) {
-            LogManager.getLogger().warn("Inventory unexpectedly didn't accept {}, the remainder has been voided!", current != null ? current.getTranslationKey() : null);
+            LogManager.getLogger().warn("Inventory unexpectedly didn't accept {}, the remainder has been voided!", current != null ? current.getDescriptionId() : null);
         }
 
         return success;

src/main/java/com/refinedmods/refinedstorage/api/network/grid/GridType.java

@@ -36,7 +36,7 @@ public enum GridType implements IStringSerializable {
 
     @Nonnull
     @Override
-    public String getString() {
+    public String getSerializedName() {
         return name;
     }
 

src/main/java/com/refinedmods/refinedstorage/apiimpl/API.java

@@ -130,12 +130,12 @@ public class API implements IRSAPI {
 
     @Override
     public INetworkNodeManager getNetworkNodeManager(ServerWorld world) {
-        return world.getSavedData().getOrCreate(() -> new NetworkNodeManager(NetworkNodeManager.NAME, world), NetworkNodeManager.NAME);
+        return world.getDataStorage().computeIfAbsent(() -> new NetworkNodeManager(NetworkNodeManager.NAME, world), NetworkNodeManager.NAME);
     }
 
     @Override
     public INetworkManager getNetworkManager(ServerWorld world) {
-        return world.getSavedData().getOrCreate(() -> new NetworkManager(NetworkManager.NAME, world), NetworkManager.NAME);
+        return world.getDataStorage().computeIfAbsent(() -> new NetworkManager(NetworkManager.NAME, world), NetworkManager.NAME);
     }
 
     @Override
@@ -195,9 +195,9 @@ public class API implements IRSAPI {
     @Nonnull
     @Override
     public IStorageDiskManager getStorageDiskManager(ServerWorld anyWorld) {
-        ServerWorld world = anyWorld.getServer().func_241755_D_(); // Get the overworld
+        ServerWorld world = anyWorld.getServer().overworld(); // Get the overworld
 
-        return world.getSavedData().getOrCreate(() -> new StorageDiskManager(StorageDiskManager.NAME, world), StorageDiskManager.NAME);
+        return world.getDataStorage().computeIfAbsent(() -> new StorageDiskManager(StorageDiskManager.NAME, world), StorageDiskManager.NAME);
     }
 
     @Nonnull
@@ -209,9 +209,9 @@ public class API implements IRSAPI {
     @Nonnull
     @Override
     public IStorageTrackerManager getStorageTrackerManager(ServerWorld anyWorld) {
-        ServerWorld world = anyWorld.getServer().func_241755_D_(); // Get the overworld
+        ServerWorld world = anyWorld.getServer().overworld(); // Get the overworld
 
-        return world.getSavedData().getOrCreate(() -> new StorageTrackerManager(StorageTrackerManager.NAME), StorageTrackerManager.NAME);
+        return world.getDataStorage().computeIfAbsent(() -> new StorageTrackerManager(StorageTrackerManager.NAME), StorageTrackerManager.NAME);
     }
 
     @Override
@@ -295,7 +295,7 @@ public class API implements IRSAPI {
     }
 
     private int getHashCode(CompoundNBT tag, int result) {
-        for (String key : tag.keySet()) {
+        for (String key : tag.getAllKeys()) {
             result = 31 * result + key.hashCode();
             result = getHashCode(tag.get(key), result);
         }

src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/CraftingPattern.java

@@ -92,10 +92,10 @@ public class CraftingPattern implements ICraftingPattern {
         CraftingInventory inv = new DummyCraftingInventory();
 
         for (int i = 0; i < took.size(); ++i) {
-            inv.setInventorySlotContents(i, took.get(i));
+            inv.setItem(i, took.get(i));
         }
 
-        ItemStack result = recipe.getCraftingResult(inv);
+        ItemStack result = recipe.assemble(inv);
         if (result.isEmpty()) {
             throw new IllegalStateException("Cannot have empty result");
         }
@@ -125,7 +125,7 @@ public class CraftingPattern implements ICraftingPattern {
         CraftingInventory inv = new DummyCraftingInventory();
 
         for (int i = 0; i < took.size(); ++i) {
-            inv.setInventorySlotContents(i, took.get(i));
+            inv.setItem(i, took.get(i));
         }
 
         NonNullList<ItemStack> remainingItems = recipe.getRemainingItems(inv);
@@ -269,7 +269,7 @@ public class CraftingPattern implements ICraftingPattern {
         public DummyCraftingInventory() {
             super(new Container(null, 0) {
                 @Override
-                public boolean canInteractWith(PlayerEntity player) {
+                public boolean stillValid(PlayerEntity player) {
                     return true;
                 }
             }, 3, 3);

src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/CraftingPatternFactory.java

@@ -55,13 +55,13 @@ public class CraftingPatternFactory {
                     fillCraftingInputs(inv, stack, inputs, i);
                 }
 
-                Optional<ICraftingRecipe> foundRecipe = world.getRecipeManager().getRecipe(IRecipeType.CRAFTING, inv, world);
+                Optional<ICraftingRecipe> foundRecipe = world.getRecipeManager().getRecipeFor(IRecipeType.CRAFTING, inv, world);
                 if (foundRecipe.isPresent()) {
                     recipe = foundRecipe.get();
 
                     byproducts = recipe.getRemainingItems(inv);
 
-                    ItemStack output = recipe.getCraftingResult(inv);
+                    ItemStack output = recipe.assemble(inv);
 
                     if (!output.isEmpty()) {
                         outputs.add(output);
@@ -102,7 +102,7 @@ public class CraftingPatternFactory {
             possibilities.add(input.copy());
 
             if (allowedTagList != null) {
-                Collection<ResourceLocation> tagsOfItem = ItemTags.getCollection().getOwningTags(input.getItem());
+                Collection<ResourceLocation> tagsOfItem = ItemTags.getAllTags().getMatchingTags(input.getItem());
                 Set<ResourceLocation> declaredAllowedTags = allowedTagList.getAllowedItemTags().get(i);
 
                 for (ResourceLocation declaredAllowedTag : declaredAllowedTags) {
@@ -111,11 +111,11 @@ public class CraftingPatternFactory {
                             new TranslationTextComponent(
                                 "misc.refinedstorage.pattern.error.tag_no_longer_applicable",
                                 declaredAllowedTag.toString(),
-                                input.getDisplayName()
+                                input.getHoverName()
                             )
                         );
                     } else {
-                        for (Item element : ItemTags.getCollection().get(declaredAllowedTag).getAllElements()) {
+                        for (Item element : ItemTags.getAllTags().getTag(declaredAllowedTag).getValues()) {
                             possibilities.add(new ItemStack(element, input.getCount()));
                         }
                     }
@@ -141,7 +141,7 @@ public class CraftingPatternFactory {
             possibilities.add(input.copy());
 
             if (allowedTagList != null) {
-                Collection<ResourceLocation> tagsOfFluid = FluidTags.getCollection().getOwningTags(input.getFluid());
+                Collection<ResourceLocation> tagsOfFluid = FluidTags.getAllTags().getMatchingTags(input.getFluid());
                 Set<ResourceLocation> declaredAllowedTags = allowedTagList.getAllowedFluidTags().get(i);
 
                 for (ResourceLocation declaredAllowedTag : declaredAllowedTags) {
@@ -154,7 +154,7 @@ public class CraftingPatternFactory {
                             )
                         );
                     } else {
-                        for (Fluid element : FluidTags.getCollection().get(declaredAllowedTag).getAllElements()) {
+                        for (Fluid element : FluidTags.getAllTags().getTag(declaredAllowedTag).getValues()) {
                             possibilities.add(new FluidStack(element, input.getAmount()));
                         }
                     }
@@ -173,9 +173,9 @@ public class CraftingPatternFactory {
     private void fillCraftingInputs(CraftingInventory inv, ItemStack stack, List<NonNullList<ItemStack>> inputs, int i) {
         ItemStack input = PatternItem.getInputSlot(stack, i);
 
-        inputs.add(input.isEmpty() ? NonNullList.create() : NonNullList.from(ItemStack.EMPTY, input));
+        inputs.add(input.isEmpty() ? NonNullList.create() : NonNullList.of(ItemStack.EMPTY, input));
 
-        inv.setInventorySlotContents(i, input);
+        inv.setItem(i, input);
     }
 
     private void modifyCraftingInputsToUseAlternatives(ICraftingRecipe recipe, List<NonNullList<ItemStack>> inputs) {
@@ -183,7 +183,7 @@ public class CraftingPatternFactory {
             inputs.clear();
 
             for (int i = 0; i < recipe.getIngredients().size(); ++i) {
-                inputs.add(i, NonNullList.from(ItemStack.EMPTY, recipe.getIngredients().get(i).getMatchingStacks()));
+                inputs.add(i, NonNullList.of(ItemStack.EMPTY, recipe.getIngredients().get(i).getItems()));
             }
         }
     }

src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/craftingmonitor/ErrorCraftingMonitorElement.java

@@ -55,7 +55,7 @@ public class ErrorCraftingMonitorElement implements ICraftingMonitorElement {
     @Override
     public void write(PacketBuffer buf) {
         buf.writeResourceLocation(base.getId());
-        buf.writeString(message);
+        buf.writeUtf(message);
 
         base.write(buf);
     }

src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/craftingmonitor/FluidCraftingMonitorElement.java

@@ -58,42 +58,42 @@ public class FluidCraftingMonitorElement implements ICraftingMonitorElement {
 
         drawers.getFluidDrawer().draw(matrixStack, x + 4, y + 6, stack);
 
-        float scale = Minecraft.getInstance().getForceUnicodeFont() ? 1F : 0.5F;
+        float scale = Minecraft.getInstance().isEnforceUnicode() ? 1F : 0.5F;
 
-        matrixStack.push();
+        matrixStack.pushPose();
         matrixStack.scale(scale, scale, 1);
 
         int yy = y + 7;
 
         if (stored > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.format("gui.refinedstorage.crafting_monitor.stored", API.instance().getQuantityFormatter().formatInBucketForm(stored)));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.get("gui.refinedstorage.crafting_monitor.stored", API.instance().getQuantityFormatter().formatInBucketForm(stored)));
 
             yy += 7;
         }
 
         if (missing > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.format("gui.refinedstorage.crafting_monitor.missing", API.instance().getQuantityFormatter().formatInBucketForm(missing)));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.get("gui.refinedstorage.crafting_monitor.missing", API.instance().getQuantityFormatter().formatInBucketForm(missing)));
 
             yy += 7;
         }
 
         if (processing > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.format("gui.refinedstorage.crafting_monitor.processing", API.instance().getQuantityFormatter().formatInBucketForm(processing)));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.get("gui.refinedstorage.crafting_monitor.processing", API.instance().getQuantityFormatter().formatInBucketForm(processing)));
 
             yy += 7;
         }
 
         if (scheduled > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.format("gui.refinedstorage.crafting_monitor.scheduled", API.instance().getQuantityFormatter().formatInBucketForm(scheduled)));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.get("gui.refinedstorage.crafting_monitor.scheduled", API.instance().getQuantityFormatter().formatInBucketForm(scheduled)));
 
             yy += 7;
         }
 
         if (crafting > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.format("gui.refinedstorage.crafting_monitor.crafting", API.instance().getQuantityFormatter().formatInBucketForm(crafting)));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.get("gui.refinedstorage.crafting_monitor.crafting", API.instance().getQuantityFormatter().formatInBucketForm(crafting)));
         }
 
-        matrixStack.pop();
+        matrixStack.popPose();
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/craftingmonitor/ItemCraftingMonitorElement.java

@@ -58,42 +58,42 @@ public class ItemCraftingMonitorElement implements ICraftingMonitorElement {
 
         drawers.getItemDrawer().draw(matrixStack, x + 4, y + 6, stack);
 
-        float scale = Minecraft.getInstance().getForceUnicodeFont() ? 1F : 0.5F;
+        float scale = Minecraft.getInstance().isEnforceUnicode() ? 1F : 0.5F;
 
-        matrixStack.push();
+        matrixStack.pushPose();
         matrixStack.scale(scale, scale, 1);
 
         int yy = y + 7;
 
         if (stored > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.format("gui.refinedstorage.crafting_monitor.stored", stored));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.get("gui.refinedstorage.crafting_monitor.stored", stored));
 
             yy += 7;
         }
 
         if (missing > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.format("gui.refinedstorage.crafting_monitor.missing", missing));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.get("gui.refinedstorage.crafting_monitor.missing", missing));
 
             yy += 7;
         }
 
         if (processing > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.format("gui.refinedstorage.crafting_monitor.processing", processing));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.get("gui.refinedstorage.crafting_monitor.processing", processing));
 
             yy += 7;
         }
 
         if (scheduled > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.format("gui.refinedstorage.crafting_monitor.scheduled", scheduled));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.get("gui.refinedstorage.crafting_monitor.scheduled", scheduled));
 
             yy += 7;
         }
 
         if (crafting > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.format("gui.refinedstorage.crafting_monitor.crafting", crafting));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 25, scale), RenderUtils.getOffsetOnScale(yy, scale), I18n.get("gui.refinedstorage.crafting_monitor.crafting", crafting));
         }
 
-        matrixStack.pop();
+        matrixStack.popPose();
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/ErrorCraftingPreviewElement.java

@@ -37,7 +37,7 @@ public class ErrorCraftingPreviewElement implements ICraftingPreviewElement {
     @Override
     public void write(PacketBuffer buf) {
         buf.writeInt(type.ordinal());
-        buf.writeItemStack(recursedPattern);
+        buf.writeItem(recursedPattern);
     }
 
     public CalculationResultType getType() {
@@ -47,7 +47,7 @@ public class ErrorCraftingPreviewElement implements ICraftingPreviewElement {
     public static ErrorCraftingPreviewElement read(PacketBuffer buf) {
         int errorIdx = buf.readInt();
         CalculationResultType error = errorIdx >= 0 && errorIdx < CalculationResultType.values().length ? CalculationResultType.values()[errorIdx] : CalculationResultType.TOO_COMPLEX;
-        ItemStack stack = buf.readItemStack();
+        ItemStack stack = buf.readItem();
 
         return new ErrorCraftingPreviewElement(error, stack);
     }

src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/FluidCraftingPreviewElement.java

@@ -67,25 +67,25 @@ public class FluidCraftingPreviewElement implements ICraftingPreviewElement {
 
         drawers.getFluidDrawer().draw(matrixStack, x, y, getStack());
 
-        float scale = Minecraft.getInstance().getForceUnicodeFont() ? 1F : 0.5F;
+        float scale = Minecraft.getInstance().isEnforceUnicode() ? 1F : 0.5F;
 
         y += 2;
 
-        matrixStack.push();
+        matrixStack.pushPose();
         matrixStack.scale(scale, scale, 1);
 
         if (toCraft > 0) {
             String format = doesDisableTaskStarting() ? "gui.refinedstorage.crafting_preview.missing" : "gui.refinedstorage.crafting_preview.to_craft";
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format(format, API.instance().getQuantityFormatter().formatInBucketForm(toCraft)));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.get(format, API.instance().getQuantityFormatter().formatInBucketForm(toCraft)));
 
             y += 7;
         }
 
         if (available > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format("gui.refinedstorage.crafting_preview.available", API.instance().getQuantityFormatter().formatInBucketForm(available)));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.get("gui.refinedstorage.crafting_preview.available", API.instance().getQuantityFormatter().formatInBucketForm(available)));
         }
 
-        matrixStack.pop();
+        matrixStack.popPose();
     }
 
     public void addAvailable(int amount) {

src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/preview/ItemCraftingPreviewElement.java

@@ -40,14 +40,14 @@ public class ItemCraftingPreviewElement implements ICraftingPreviewElement {
 
     @Override
     public void write(PacketBuffer buf) {
-        buf.writeItemStack(stack);
+        buf.writeItem(stack);
         buf.writeInt(available);
         buf.writeBoolean(missing);
         buf.writeInt(toCraft);
     }
 
     public static ItemCraftingPreviewElement read(PacketBuffer buf) {
-        ItemStack stack = buf.readItemStack();
+        ItemStack stack = buf.readItem();
         int available = buf.readInt();
         boolean missing = buf.readBoolean();
         int toCraft = buf.readInt();
@@ -67,25 +67,25 @@ public class ItemCraftingPreviewElement implements ICraftingPreviewElement {
 
         drawers.getItemDrawer().draw(matrixStack, x, y, stack);
 
-        float scale = Minecraft.getInstance().getForceUnicodeFont() ? 1F : 0.5F;
+        float scale = Minecraft.getInstance().isEnforceUnicode() ? 1F : 0.5F;
 
         y += 2;
 
-        matrixStack.push();
+        matrixStack.pushPose();
         matrixStack.scale(scale, scale, 1);
 
         if (toCraft > 0) {
             String format = doesDisableTaskStarting() ? "gui.refinedstorage.crafting_preview.missing" : "gui.refinedstorage.crafting_preview.to_craft";
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format(format, toCraft));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.get(format, toCraft));
 
             y += 7;
         }
 
         if (available > 0) {
-            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.format("gui.refinedstorage.crafting_preview.available", available));
+            drawers.getStringDrawer().draw(matrixStack, RenderUtils.getOffsetOnScale(x + 23, scale), RenderUtils.getOffsetOnScale(y, scale), I18n.get("gui.refinedstorage.crafting_preview.available", available));
         }
 
-        matrixStack.pop();
+        matrixStack.popPose();
     }
 
     public void addAvailable(int amount) {

src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/CraftingTask.java

@@ -92,7 +92,7 @@ public class CraftingTask implements ICraftingTask, NodeListener {
         this.requested = API.instance().createCraftingRequestInfo(tag.getCompound(NBT_REQUESTED));
         this.quantity = tag.getInt(NBT_QUANTITY);
         this.pattern = SerializationUtil.readPatternFromNbt(tag.getCompound(NBT_PATTERN), network.getWorld());
-        this.id = tag.getUniqueId(NBT_ID);
+        this.id = tag.getUUID(NBT_ID);
         this.nodes = new NodeList();
 
         this.ticks = tag.getInt(NBT_TICKS);
@@ -119,7 +119,7 @@ public class CraftingTask implements ICraftingTask, NodeListener {
         tag.putInt(NBT_QUANTITY, quantity);
         tag.put(NBT_PATTERN, SerializationUtil.writePatternToNbt(pattern));
         tag.putInt(NBT_TICKS, ticks);
-        tag.putUniqueId(NBT_ID, id);
+        tag.putUUID(NBT_ID, id);
         tag.putLong(NBT_EXECUTION_STARTED, startTime);
         tag.put(NBT_INTERNAL_STORAGE, internalStorage.writeToNbt());
         tag.put(NBT_INTERNAL_FLUID_STORAGE, internalFluidStorage.writeToNbt());

src/main/java/com/refinedmods/refinedstorage/apiimpl/autocrafting/task/v6/SerializationUtil.java

@@ -80,18 +80,18 @@ public class SerializationUtil {
         CompoundNBT tag = new CompoundNBT();
 
         tag.put(NBT_PATTERN_STACK, pattern.getStack().serializeNBT());
-        tag.putLong(NBT_PATTERN_CONTAINER_POS, pattern.getContainer().getPosition().toLong());
+        tag.putLong(NBT_PATTERN_CONTAINER_POS, pattern.getContainer().getPosition().asLong());
 
         return tag;
     }
 
     public static ICraftingPattern readPatternFromNbt(CompoundNBT tag, World world) throws CraftingTaskReadException {
-        BlockPos containerPos = BlockPos.fromLong(tag.getLong(NBT_PATTERN_CONTAINER_POS));
+        BlockPos containerPos = BlockPos.of(tag.getLong(NBT_PATTERN_CONTAINER_POS));
 
         INetworkNode node = API.instance().getNetworkNodeManager((ServerWorld) world).getNode(containerPos);
 
         if (node instanceof ICraftingPatternContainer) {
-            ItemStack stack = ItemStack.read(tag.getCompound(NBT_PATTERN_STACK));
+            ItemStack stack = ItemStack.of(tag.getCompound(NBT_PATTERN_STACK));
 
             if (stack.getItem() instanceof ICraftingPatternProvider) {
                 return ((ICraftingPatternProvider) stack.getItem()).create(world, stack, (ICraftingPatternContainer) node);

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/Network.java

@@ -105,7 +105,7 @@ public class Network implements INetwork, IRedstoneConfigurable {
         this.type = type;
         this.root = new RootNetworkNode(this, world, pos);
         this.nodeGraph.addListener(() -> {
-            TileEntity tile = world.getTileEntity(pos);
+            TileEntity tile = world.getBlockEntity(pos);
 
             if (tile instanceof ControllerTile) {
                 ((ControllerTile) tile).getDataManager().sendParameterToWatchers(ControllerTile.NODES);
@@ -148,16 +148,16 @@ public class Network implements INetwork, IRedstoneConfigurable {
 
     @Override
     public void update() {
-        if (!world.isRemote) {
-            long tickStart = Util.nanoTime();
+        if (!world.isClientSide) {
+            long tickStart = Util.getNanos();
 
             if (ticks == 0) {
-                redstonePowered = world.isBlockPowered(pos);
+                redstonePowered = world.hasNeighborSignal(pos);
             }
 
             ++ticks;
 
-            amILoaded = world.isBlockPresent(pos);
+            amILoaded = world.isLoaded(pos);
 
             updateEnergyUsage();
 
@@ -205,11 +205,11 @@ public class Network implements INetwork, IRedstoneConfigurable {
 
                 BlockState state = world.getBlockState(pos);
                 if (state.getBlock() instanceof ControllerBlock) {
-                    world.setBlockState(pos, state.with(ControllerBlock.ENERGY_TYPE, energyType));
+                    world.setBlockAndUpdate(pos, state.setValue(ControllerBlock.ENERGY_TYPE, energyType));
                 }
             }
 
-            tickTimes[tickCounter % tickTimes.length] = Util.nanoTime() - tickStart;
+            tickTimes[tickCounter % tickTimes.length] = Util.getNanos() - tickStart;
             tickCounter++;
         }
     }
@@ -506,7 +506,7 @@ public class Network implements INetwork, IRedstoneConfigurable {
         craftingManager.readFromNbt(tag);
 
         if (tag.contains(NBT_ITEM_STORAGE_TRACKER_ID)) {
-            this.itemStorageTrackerId = tag.getUniqueId(NBT_ITEM_STORAGE_TRACKER_ID);
+            this.itemStorageTrackerId = tag.getUUID(NBT_ITEM_STORAGE_TRACKER_ID);
         } else {
             if (tag.contains(NBT_ITEM_STORAGE_TRACKER)) { //TODO: remove next version
                 getItemStorageTracker().readFromNbt(tag.getList(NBT_ITEM_STORAGE_TRACKER, Constants.NBT.TAG_COMPOUND));
@@ -514,7 +514,7 @@ public class Network implements INetwork, IRedstoneConfigurable {
         }
 
         if (tag.contains(NBT_FLUID_STORAGE_TRACKER_ID)) {
-            this.fluidStorageTrackerId = tag.getUniqueId(NBT_FLUID_STORAGE_TRACKER_ID);
+            this.fluidStorageTrackerId = tag.getUUID(NBT_FLUID_STORAGE_TRACKER_ID);
         } else {
             if (tag.contains(NBT_FLUID_STORAGE_TRACKER)) { //TODO: remove next version
                 getFluidStorageTracker().readFromNbt(tag.getList(NBT_FLUID_STORAGE_TRACKER, Constants.NBT.TAG_COMPOUND));
@@ -532,11 +532,11 @@ public class Network implements INetwork, IRedstoneConfigurable {
 
         craftingManager.writeToNbt(tag);
         if (itemStorageTrackerId != null) {
-            tag.putUniqueId(NBT_ITEM_STORAGE_TRACKER_ID, itemStorageTrackerId);
+            tag.putUUID(NBT_ITEM_STORAGE_TRACKER_ID, itemStorageTrackerId);
         }
 
         if (fluidStorageTrackerId != null) {
-            tag.putUniqueId(NBT_FLUID_STORAGE_TRACKER_ID, fluidStorageTrackerId);
+            tag.putUUID(NBT_FLUID_STORAGE_TRACKER_ID, fluidStorageTrackerId);
         }
 
         return tag;

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/NetworkListener.java

@@ -10,22 +10,22 @@ import net.minecraftforge.eventbus.api.SubscribeEvent;
 public class NetworkListener {
     @SubscribeEvent
     public void onWorldTick(TickEvent.WorldTickEvent e) {
-        if (!e.world.isRemote() && e.phase == TickEvent.Phase.END) {
-            e.world.getProfiler().startSection("network ticking");
+        if (!e.world.isClientSide() && e.phase == TickEvent.Phase.END) {
+            e.world.getProfiler().push("network ticking");
 
             for (INetwork network : API.instance().getNetworkManager((ServerWorld) e.world).all()) {
                 network.update();
             }
 
-            e.world.getProfiler().endSection();
+            e.world.getProfiler().pop();
 
-            e.world.getProfiler().startSection("network node ticking");
+            e.world.getProfiler().push("network node ticking");
 
             for (INetworkNode node : API.instance().getNetworkNodeManager((ServerWorld) e.world).all()) {
                 node.update();
             }
 
-            e.world.getProfiler().endSection();
+            e.world.getProfiler().pop();
         }
     }
 }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/NetworkManager.java

@@ -37,7 +37,7 @@ public class NetworkManager extends RSWorldSavedData implements INetworkManager
     }
 
     @Override
-    public void read(CompoundNBT tag) {
+    public void load(CompoundNBT tag) {
         if (tag.contains(NBT_NETWORKS)) {
             ListNBT networksTag = tag.getList(NBT_NETWORKS, Constants.NBT.TAG_COMPOUND);
 
@@ -47,7 +47,7 @@ public class NetworkManager extends RSWorldSavedData implements INetworkManager
                 CompoundNBT networkTag = networksTag.getCompound(i);
 
                 CompoundNBT data = networkTag.getCompound(NBT_DATA);
-                BlockPos pos = BlockPos.fromLong(networkTag.getLong(NBT_POS));
+                BlockPos pos = BlockPos.of(networkTag.getLong(NBT_POS));
                 int type = networkTag.getInt(NBT_TYPE);
 
                 INetwork network = new Network(world, pos, NetworkType.values()[type]);
@@ -64,14 +64,14 @@ public class NetworkManager extends RSWorldSavedData implements INetworkManager
     }
 
     @Override
-    public CompoundNBT write(CompoundNBT tag) {
+    public CompoundNBT save(CompoundNBT tag) {
         ListNBT list = new ListNBT();
 
         for (INetwork network : all()) {
             try {
                 CompoundNBT networkTag = new CompoundNBT();
 
-                networkTag.putLong(NBT_POS, network.getPosition().toLong());
+                networkTag.putLong(NBT_POS, network.getPosition().asLong());
                 networkTag.put(NBT_DATA, network.writeToNbt(new CompoundNBT()));
                 networkTag.putInt(NBT_TYPE, network.getType().ordinal());
 
@@ -121,6 +121,6 @@ public class NetworkManager extends RSWorldSavedData implements INetworkManager
 
     @Override
     public void markForSaving() {
-        markDirty();
+        setDirty();
     }
 }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/NetworkNodeGraph.java

@@ -15,6 +15,8 @@ import javax.annotation.Nullable;
 import java.util.*;
 import java.util.function.Consumer;
 
+import com.refinedmods.refinedstorage.api.network.INetworkNodeVisitor.Operator;
+
 public class NetworkNodeGraph implements INetworkNodeGraph {
     private final INetwork network;
     private Set<INetworkNodeGraphEntry> entries = Sets.newConcurrentHashSet();
@@ -34,7 +36,7 @@ public class NetworkNodeGraph implements INetworkNodeGraph {
 
         Operator operator = new Operator(action);
 
-        INetworkNode originNode = NetworkUtils.getNodeFromTile(world.getTileEntity(origin));
+        INetworkNode originNode = NetworkUtils.getNodeFromTile(world.getBlockEntity(origin));
         if (originNode instanceof INetworkNodeVisitor) {
             ((INetworkNodeVisitor) originNode).visit(operator);
         }
@@ -113,7 +115,7 @@ public class NetworkNodeGraph implements INetworkNodeGraph {
 
         @Override
         public void apply(World world, BlockPos pos, @Nullable Direction side) {
-            TileEntity tile = world.getTileEntity(pos);
+            TileEntity tile = world.getBlockEntity(pos);
 
             INetworkNode otherNode = NetworkUtils.getNodeFromTile(tile);
             if (otherNode != null) {
@@ -144,7 +146,7 @@ public class NetworkNodeGraph implements INetworkNodeGraph {
 
         private void dropConflictingBlock(World world, BlockPos pos) {
             if (!network.getPosition().equals(pos)) {
-                Block.spawnDrops(world.getBlockState(pos), world, pos, world.getTileEntity(pos));
+                Block.dropResources(world.getBlockState(pos), world, pos, world.getBlockEntity(pos));
 
                 world.removeBlock(pos, false);
             }
@@ -181,7 +183,7 @@ public class NetworkNodeGraph implements INetworkNodeGraph {
                         INetworkNode nodeOnSide = NetworkUtils.getNodeFromTile(tile);
 
                         if (nodeOnSide == node) {
-                            operator.apply(world, pos.offset(checkSide), checkSide.getOpposite());
+                            operator.apply(world, pos.relative(checkSide), checkSide.getOpposite());
                         }
                     }
                 }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/NetworkNodeGraphEntry.java

@@ -26,7 +26,7 @@ public class NetworkNodeGraphEntry implements INetworkNodeGraphEntry {
 
         NetworkNodeGraphEntry otherItem = (NetworkNodeGraphEntry) other;
 
-        if (node.getWorld().getDimensionKey() != otherItem.node.getWorld().getDimensionKey()) {
+        if (node.getWorld().dimension() != otherItem.node.getWorld().dimension()) {
             return false;
         }
 
@@ -36,7 +36,7 @@ public class NetworkNodeGraphEntry implements INetworkNodeGraphEntry {
     @Override
     public int hashCode() {
         int result = node.getPos().hashCode();
-        result = 31 * result + node.getWorld().getDimensionKey().hashCode();
+        result = 31 * result + node.getWorld().dimension().hashCode();
         return result;
     }
 }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/NetworkNodeListener.java

@@ -17,14 +17,14 @@ import net.minecraftforge.eventbus.api.SubscribeEvent;
 public class NetworkNodeListener {
     @SubscribeEvent
     public void onBlockPlace(BlockEvent.EntityPlaceEvent e) {
-        if (!e.getWorld().isRemote() && e.getEntity() instanceof PlayerEntity) {
+        if (!e.getWorld().isClientSide() && e.getEntity() instanceof PlayerEntity) {
             PlayerEntity player = (PlayerEntity) e.getEntity();
 
-            INetworkNode placed = NetworkUtils.getNodeFromTile(e.getWorld().getTileEntity(e.getPos()));
+            INetworkNode placed = NetworkUtils.getNodeFromTile(e.getWorld().getBlockEntity(e.getPos()));
 
             if (placed != null) {
                 for (Direction facing : Direction.values()) {
-                    INetworkNode node = NetworkUtils.getNodeFromTile(e.getWorld().getTileEntity(e.getBlockSnapshot().getPos().offset(facing)));
+                    INetworkNode node = NetworkUtils.getNodeFromTile(e.getWorld().getBlockEntity(e.getBlockSnapshot().getPos().relative(facing)));
 
                     if (node != null && node.getNetwork() != null && !node.getNetwork().getSecurityManager().hasPermission(Permission.BUILD, player)) {
                         WorldUtils.sendNoPermissionMessage(player);
@@ -47,7 +47,7 @@ public class NetworkNodeListener {
 
     private void discoverNode(IWorld world, BlockPos pos) {
         for (Direction facing : Direction.values()) {
-            INetworkNode node = NetworkUtils.getNodeFromTile(world.getTileEntity(pos.offset(facing)));
+            INetworkNode node = NetworkUtils.getNodeFromTile(world.getBlockEntity(pos.relative(facing)));
 
             if (node != null && node.getNetwork() != null) {
                 node.getNetwork().getNodeGraph().invalidate(Action.PERFORM, node.getNetwork().getWorld(), node.getNetwork().getPosition());
@@ -59,8 +59,8 @@ public class NetworkNodeListener {
 
     @SubscribeEvent
     public void onBlockBreak(BlockEvent.BreakEvent e) {
-        if (!e.getWorld().isRemote()) {
-            INetworkNode node = NetworkUtils.getNodeFromTile(e.getWorld().getTileEntity(e.getPos()));
+        if (!e.getWorld().isClientSide()) {
+            INetworkNode node = NetworkUtils.getNodeFromTile(e.getWorld().getBlockEntity(e.getPos()));
 
             if (node != null && node.getNetwork() != null && !node.getNetwork().getSecurityManager().hasPermission(Permission.BUILD, e.getPlayer())) {
                 WorldUtils.sendNoPermissionMessage(e.getPlayer());

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/NetworkNodeManager.java

@@ -39,7 +39,7 @@ public class NetworkNodeManager extends RSWorldSavedData implements INetworkNode
     }
 
     @Override
-    public void read(CompoundNBT tag) {
+    public void load(CompoundNBT tag) {
         if (tag.contains(NBT_NODES)) {
             ListNBT nodesTag = tag.getList(NBT_NODES, Constants.NBT.TAG_COMPOUND);
 
@@ -50,7 +50,7 @@ public class NetworkNodeManager extends RSWorldSavedData implements INetworkNode
 
                 ResourceLocation id = new ResourceLocation(nodeTag.getString(NBT_NODE_ID));
                 CompoundNBT data = nodeTag.getCompound(NBT_NODE_DATA);
-                BlockPos pos = BlockPos.fromLong(nodeTag.getLong(NBT_NODE_POS));
+                BlockPos pos = BlockPos.of(nodeTag.getLong(NBT_NODE_POS));
 
                 INetworkNodeFactory factory = API.instance().getNetworkNodeRegistry().get(id);
 
@@ -74,7 +74,7 @@ public class NetworkNodeManager extends RSWorldSavedData implements INetworkNode
     }
 
     @Override
-    public CompoundNBT write(CompoundNBT tag) {
+    public CompoundNBT save(CompoundNBT tag) {
         ListNBT list = new ListNBT();
 
         for (INetworkNode node : all()) {
@@ -82,7 +82,7 @@ public class NetworkNodeManager extends RSWorldSavedData implements INetworkNode
                 CompoundNBT nodeTag = new CompoundNBT();
 
                 nodeTag.putString(NBT_NODE_ID, node.getId().toString());
-                nodeTag.putLong(NBT_NODE_POS, node.getPos().toLong());
+                nodeTag.putLong(NBT_NODE_POS, node.getPos().asLong());
                 nodeTag.put(NBT_NODE_DATA, node.write(new CompoundNBT()));
 
                 list.add(nodeTag);
@@ -131,6 +131,6 @@ public class NetworkNodeManager extends RSWorldSavedData implements INetworkNode
 
     @Override
     public void markForSaving() {
-        markDirty();
+        setDirty();
     }
 }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/grid/CraftingGridBehavior.java

@@ -37,25 +37,25 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
 
         CraftingInventory matrix = grid.getCraftingMatrix();
 
-        for (int i = 0; i < grid.getCraftingMatrix().getSizeInventory(); ++i) {
-            ItemStack slot = matrix.getStackInSlot(i);
+        for (int i = 0; i < grid.getCraftingMatrix().getContainerSize(); ++i) {
+            ItemStack slot = matrix.getItem(i);
 
             // Do we have a remainder?
             if (i < remainder.size() && !remainder.get(i).isEmpty()) {
                 // If there is no space for the remainder, dump it in the player inventory.
                 if (!slot.isEmpty() && slot.getCount() > 1) {
-                    if (!player.inventory.addItemStackToInventory(remainder.get(i).copy())) { // If there is no space in the player inventory, try to dump it in the network.
+                    if (!player.inventory.add(remainder.get(i).copy())) { // If there is no space in the player inventory, try to dump it in the network.
                         ItemStack remainderStack = network == null ? remainder.get(i).copy() : network.insertItem(remainder.get(i).copy(), remainder.get(i).getCount(), Action.PERFORM);
 
                         // If there is no space in the network, just dump it in the world.
                         if (!remainderStack.isEmpty()) {
-                            InventoryHelper.spawnItemStack(player.getEntityWorld(), player.getPosX(), player.getPosY(), player.getPosZ(), remainderStack);
+                            InventoryHelper.dropItemStack(player.getCommandSenderWorld(), player.getX(), player.getY(), player.getZ(), remainderStack);
                         }
                     }
 
-                    matrix.decrStackSize(i, 1);
+                    matrix.removeItem(i, 1);
                 } else {
-                    matrix.setInventorySlotContents(i, remainder.get(i).copy());
+                    matrix.setItem(i, remainder.get(i).copy());
                 }
             } else if (!slot.isEmpty()) { // We don't have a remainder, but the slot is not empty.
                 if (slot.getCount() == 1 && network != null && grid.isGridActive()) { // Attempt to refill the slot with the same item from the network, only if we have a network and only if it's the last item.
@@ -72,13 +72,13 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
                         }
                     }
 
-                    matrix.setInventorySlotContents(i, refill);
+                    matrix.setItem(i, refill);
 
                     if (!refill.isEmpty()) {
                         network.getItemStorageTracker().changed(player, refill.copy());
                     }
                 } else { // We don't have a network, or, the slot still has more than 1 items in it. Just decrement then.
-                    matrix.decrStackSize(i, 1);
+                    matrix.removeItem(i, 1);
                 }
             }
         }
@@ -91,7 +91,7 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
         CraftingInventory matrix = grid.getCraftingMatrix();
         INetwork network = grid.getNetwork();
         List<ItemStack> craftedItemsList = new ArrayList<>();
-        ItemStack crafted = grid.getCraftingResult().getStackInSlot(0);
+        ItemStack crafted = grid.getCraftingResult().getItem(0);
 
         int maxCrafted = crafted.getMaxStackSize();
 
@@ -116,14 +116,14 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
             craftedItemsList.add(crafted.copy());
 
             amountCrafted += crafted.getCount();
-        } while (API.instance().getComparer().isEqual(crafted, grid.getCraftingResult().getStackInSlot(0)) && amountCrafted < maxCrafted && amountCrafted + crafted.getCount() <= maxCrafted);
+        } while (API.instance().getComparer().isEqual(crafted, grid.getCraftingResult().getItem(0)) && amountCrafted < maxCrafted && amountCrafted + crafted.getCount() <= maxCrafted);
 
         if (useNetwork) {
             usedItems.getStacks().forEach(stack -> network.extractItem(stack.getStack(), stack.getStack().getCount(), Action.PERFORM));
         }
 
         for (ItemStack craftedItem : craftedItemsList) {
-            if (!player.inventory.addItemStackToInventory(craftedItem.copy())) {
+            if (!player.inventory.add(craftedItem.copy())) {
 
                 ItemStack remainder = craftedItem;
 
@@ -132,7 +132,7 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
                 }
 
                 if (!remainder.isEmpty()) {
-                    InventoryHelper.spawnItemStack(player.getEntityWorld(), player.getPosX(), player.getPosY(), player.getPosZ(), remainder);
+                    InventoryHelper.dropItemStack(player.getCommandSenderWorld(), player.getX(), player.getY(), player.getZ(), remainder);
                 }
             }
         }
@@ -140,14 +140,14 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
         // @Volatile: This is some logic copied from CraftingResultSlot#onCrafting. We call this manually for shift clicking because
         // otherwise it's not being called.
         // For regular crafting, this is already called in ResultCraftingGridSlot#onTake -> onCrafting(stack)
-        crafted.onCrafting(player.world, player, amountCrafted);
+        crafted.onCraftedBy(player.level, player, amountCrafted);
         BasicEventHooks.firePlayerCraftingEvent(player, ItemHandlerHelper.copyStackWithSize(crafted, amountCrafted), grid.getCraftingMatrix());
         ForgeHooks.setCraftingPlayer(null);
     }
 
     private void filterDuplicateStacks(INetwork network, CraftingInventory matrix, IStackList<ItemStack> availableItems) {
-        for (int i = 0; i < matrix.getSizeInventory(); ++i) {
-            ItemStack stack = network.getItemStorageCache().getList().get(matrix.getStackInSlot(i));
+        for (int i = 0; i < matrix.getContainerSize(); ++i) {
+            ItemStack stack = network.getItemStorageCache().getList().get(matrix.getItem(i));
 
             //Don't add the same item twice into the list. Items may appear twice in a recipe but not in storage.
             if (stack != null && availableItems.get(stack) == null) {
@@ -165,8 +165,8 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
         }
 
         // First try to empty the crafting matrix
-        for (int i = 0; i < grid.getCraftingMatrix().getSizeInventory(); ++i) {
-            ItemStack slot = grid.getCraftingMatrix().getStackInSlot(i);
+        for (int i = 0; i < grid.getCraftingMatrix().getContainerSize(); ++i) {
+            ItemStack slot = grid.getCraftingMatrix().getItem(i);
 
             if (!slot.isEmpty()) {
                 // Only if we are a crafting grid. Pattern grids can just be emptied.
@@ -182,19 +182,19 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
                         }
                     } else {
                         // If we aren't connected, try to insert into player inventory. If it fails, stop.
-                        if (!player.inventory.addItemStackToInventory(slot.copy())) {
+                        if (!player.inventory.add(slot.copy())) {
                             return;
                         }
                     }
                 }
 
-                grid.getCraftingMatrix().setInventorySlotContents(i, ItemStack.EMPTY);
+                grid.getCraftingMatrix().setItem(i, ItemStack.EMPTY);
             }
         }
 
         AtomicReference<Map<Item, ItemStack>> playerItems = new AtomicReference<>();
         // Now let's fill the matrix
-        for (int i = 0; i < grid.getCraftingMatrix().getSizeInventory(); ++i) {
+        for (int i = 0; i < grid.getCraftingMatrix().getContainerSize(); ++i) {
             if (recipe[i] != null) {
                 ItemStack[] possibilities = recipe[i];
 
@@ -214,7 +214,7 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
                             ItemStack took = network.extractItem(possibility, 1, IComparer.COMPARE_NBT, Action.PERFORM);
 
                             if (!took.isEmpty()) {
-                                grid.getCraftingMatrix().setInventorySlotContents(i, took);
+                                grid.getCraftingMatrix().setItem(i, took);
 
                                 network.getItemStorageTracker().changed(player, took.copy());
 
@@ -228,11 +228,11 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
                     // If we haven't found anything in the network (or we are disconnected), go look in the player inventory
                     if (!found) {
                         for (ItemStack possibility : possibilities) {
-                            for (int j = 0; j < player.inventory.getSizeInventory(); ++j) {
-                                if (API.instance().getComparer().isEqual(possibility, player.inventory.getStackInSlot(j), IComparer.COMPARE_NBT)) {
-                                    grid.getCraftingMatrix().setInventorySlotContents(i, ItemHandlerHelper.copyStackWithSize(player.inventory.getStackInSlot(j), 1));
+                            for (int j = 0; j < player.inventory.getContainerSize(); ++j) {
+                                if (API.instance().getComparer().isEqual(possibility, player.inventory.getItem(j), IComparer.COMPARE_NBT)) {
+                                    grid.getCraftingMatrix().setItem(i, ItemHandlerHelper.copyStackWithSize(player.inventory.getItem(j), 1));
 
-                                    player.inventory.decrStackSize(j, 1);
+                                    player.inventory.removeItem(j, 1);
 
                                     found = true;
 
@@ -247,7 +247,7 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
                     }
                 } else if (grid.getGridType() == GridType.PATTERN) {
                     // If we are a pattern grid we can just set the slot
-                    grid.getCraftingMatrix().setInventorySlotContents(i, possibilities.length == 0 ? ItemStack.EMPTY : possibilities[0]);
+                    grid.getCraftingMatrix().setItem(i, possibilities.length == 0 ? ItemStack.EMPTY : possibilities[0]);
                 }
             }
         }
@@ -284,8 +284,8 @@ public class CraftingGridBehavior implements ICraftingGridBehavior {
 
     private Map<Item, ItemStack> makePlayerInventoryMap(PlayerEntity player, INetwork network) {
         Map<Item, ItemStack> playerItems = new HashMap<>();
-        for (int j = 0; j < player.inventory.getSizeInventory(); j++) {
-            ItemStack inventoryStack = player.inventory.getStackInSlot(j);
+        for (int j = 0; j < player.inventory.getContainerSize(); j++) {
+            ItemStack inventoryStack = player.inventory.getItem(j);
 
             if (inventoryStack.getItem() instanceof ICraftingPatternProvider) {
                 ICraftingPattern pattern = PatternItem.fromCache(network.getWorld(), inventoryStack);

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/grid/GridManager.java

@@ -53,7 +53,7 @@ public class GridManager implements IGridManager {
 
             buf.writeBoolean(stack != null);
             if (stack != null) {
-                buf.writeItemStack(stack);
+                buf.writeItem(stack);
             }
 
             slot.writePlayerSlot(buf);
@@ -70,7 +70,7 @@ public class GridManager implements IGridManager {
         }
 
         IGrid grid = null;
-        TileEntity tile = factory.getRelevantTile(player.world, pos);
+        TileEntity tile = factory.getRelevantTile(player.level, pos);
 
         if (factory.getType() == GridFactoryType.STACK) {
             grid = factory.createFromStack(player, stack, slot);

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/grid/GridTab.java

@@ -47,7 +47,7 @@ public class GridTab implements IGridTab {
     @Override
     public void drawIcon(MatrixStack matrixStack, int x, int y, IElementDrawer<ItemStack> itemDrawer, IElementDrawer<FluidStack> fluidDrawer) {
         if (!icon.isEmpty()) {
-            RenderHelper.setupGui3DDiffuseLighting();
+            RenderHelper.setupFor3DItems();
 
             itemDrawer.draw(matrixStack, x, y, icon);
         } else {

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/grid/factory/GridBlockGridFactory.java

@@ -27,7 +27,7 @@ public class GridBlockGridFactory implements IGridFactory {
     @Override
     @Nullable
     public IGrid createFromBlock(PlayerEntity player, BlockPos pos) {
-        TileEntity tile = getRelevantTile(player.getEntityWorld(), pos);
+        TileEntity tile = getRelevantTile(player.getCommandSenderWorld(), pos);
 
         if (tile instanceof GridTile) {
             return ((GridTile) tile).getNode();
@@ -39,7 +39,7 @@ public class GridBlockGridFactory implements IGridFactory {
     @Nullable
     @Override
     public TileEntity getRelevantTile(World world, BlockPos pos) {
-        return world.getTileEntity(pos);
+        return world.getBlockEntity(pos);
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/grid/factory/PortableGridBlockGridFactory.java

@@ -27,7 +27,7 @@ public class PortableGridBlockGridFactory implements IGridFactory {
     @Override
     @Nullable
     public IGrid createFromBlock(PlayerEntity player, BlockPos pos) {
-        TileEntity tile = getRelevantTile(player.world, pos);
+        TileEntity tile = getRelevantTile(player.level, pos);
 
         if (tile instanceof PortableGridTile) {
             return (PortableGridTile) tile;
@@ -39,7 +39,7 @@ public class PortableGridBlockGridFactory implements IGridFactory {
     @Nullable
     @Override
     public TileEntity getRelevantTile(World world, BlockPos pos) {
-        return world.getTileEntity(pos);
+        return world.getBlockEntity(pos);
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/grid/handler/FluidGridHandler.java

@@ -48,12 +48,12 @@ public class FluidGridHandler implements IFluidGridHandler {
             fluidHandler.fill(extracted, IFluidHandler.FluidAction.EXECUTE);
 
             if (shift) {
-                if (!player.inventory.addItemStackToInventory(fluidHandler.getContainer().copy())) {
-                    InventoryHelper.spawnItemStack(player.getEntityWorld(), player.getPosX(), player.getPosY(), player.getPosZ(), fluidHandler.getContainer());
+                if (!player.inventory.add(fluidHandler.getContainer().copy())) {
+                    InventoryHelper.dropItemStack(player.getCommandSenderWorld(), player.getX(), player.getY(), player.getZ(), fluidHandler.getContainer());
                 }
             } else {
-                player.inventory.setItemStack(fluidHandler.getContainer());
-                player.updateHeldItem();
+                player.inventory.setCarried(fluidHandler.getContainer());
+                player.broadcastCarriedItem();
             }
 
             network.getNetworkItemManager().drainEnergy(player, RS.SERVER_CONFIG.getWirelessFluidGrid().getExtractUsage());
@@ -86,8 +86,8 @@ public class FluidGridHandler implements IFluidGridHandler {
 
     @Override
     public void onInsertHeldContainer(ServerPlayerEntity player) {
-        player.inventory.setItemStack(onInsert(player, player.inventory.getItemStack()));
-        player.updateHeldItem();
+        player.inventory.setCarried(onInsert(player, player.inventory.getCarried()));
+        player.broadcastCarriedItem();
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/grid/handler/ItemGridHandler.java

@@ -58,13 +58,13 @@ public class ItemGridHandler implements IItemGridHandler {
 
         boolean single = (flags & EXTRACT_SINGLE) == EXTRACT_SINGLE;
 
-        ItemStack held = player.inventory.getItemStack();
+        ItemStack held = player.inventory.getCarried();
 
         if (single) {
             if (!held.isEmpty() && (!API.instance().getComparer().isEqualNoQuantity(item, held) || held.getCount() + 1 > held.getMaxStackSize())) {
                 return;
             }
-        } else if (!player.inventory.getItemStack().isEmpty()) {
+        } else if (!player.inventory.getCarried().isEmpty()) {
             return;
         }
 
@@ -119,10 +119,10 @@ public class ItemGridHandler implements IItemGridHandler {
                     if (single && !held.isEmpty()) {
                         held.grow(1);
                     } else {
-                        player.inventory.setItemStack(took);
+                        player.inventory.setCarried(took);
                     }
 
-                    player.updateHeldItem();
+                    player.broadcastCarriedItem();
                 }
             }
 
@@ -157,11 +157,11 @@ public class ItemGridHandler implements IItemGridHandler {
 
     @Override
     public void onInsertHeldItem(ServerPlayerEntity player, boolean single) {
-        if (player.inventory.getItemStack().isEmpty() || !network.getSecurityManager().hasPermission(Permission.INSERT, player) || !network.canRun()) {
+        if (player.inventory.getCarried().isEmpty() || !network.getSecurityManager().hasPermission(Permission.INSERT, player) || !network.canRun()) {
             return;
         }
 
-        ItemStack stack = player.inventory.getItemStack();
+        ItemStack stack = player.inventory.getCarried();
         int size = single ? 1 : stack.getCount();
 
         network.getItemStorageTracker().changed(player, stack.copy());
@@ -173,10 +173,10 @@ public class ItemGridHandler implements IItemGridHandler {
                 stack.shrink(size);
             }
         } else {
-            player.inventory.setItemStack(network.insertItem(stack, size, Action.PERFORM));
+            player.inventory.setCarried(network.insertItem(stack, size, Action.PERFORM));
         }
 
-        player.updateHeldItem();
+        player.broadcastCarriedItem();
 
         network.getNetworkItemManager().drainEnergy(player, RS.SERVER_CONFIG.getWirelessGrid().getInsertUsage());
     }
@@ -253,7 +253,7 @@ public class ItemGridHandler implements IItemGridHandler {
     }
 
     public static void onInventoryScroll(IItemGridHandler gridHandler, ServerPlayerEntity player, int slot, boolean shift, boolean up, @Nullable INetwork network) {
-        if (player == null || !(player.openContainer instanceof GridContainer)) {
+        if (player == null || !(player.containerMenu instanceof GridContainer)) {
             return;
         }
 
@@ -262,15 +262,15 @@ public class ItemGridHandler implements IItemGridHandler {
         }
 
         int flags = EXTRACT_SINGLE;
-        ItemStack stackInSlot = player.inventory.getStackInSlot(slot);
-        ItemStack stackOnCursor = player.inventory.getItemStack();
+        ItemStack stackInSlot = player.inventory.getItem(slot);
+        ItemStack stackOnCursor = player.inventory.getCarried();
 
         if (shift) { // shift
             flags |= EXTRACT_SHIFT;
 
             if (!stackInSlot.isEmpty()) {
                 if (up) { // scroll up
-                    player.inventory.setInventorySlotContents(slot, gridHandler.onInsert(player, stackInSlot, true));
+                    player.inventory.setItem(slot, gridHandler.onInsert(player, stackInSlot, true));
                 } else { // scroll down
                     gridHandler.onExtract(player, stackInSlot, slot, flags);
                 }
@@ -279,7 +279,7 @@ public class ItemGridHandler implements IItemGridHandler {
             if (up) { // scroll up
                 if (!stackOnCursor.isEmpty()) {
                     gridHandler.onInsert(player, stackOnCursor, true);
-                    player.updateHeldItem();
+                    player.broadcastCarriedItem();
                 }
             } else { //scroll down
                 if (stackOnCursor.isEmpty()) {
@@ -297,7 +297,7 @@ public class ItemGridHandler implements IItemGridHandler {
     }
 
     public static void onGridScroll(IItemGridHandler gridHandler, ServerPlayerEntity player, @Nullable UUID id, boolean shift, boolean up, @Nullable INetwork network) {
-        if (player == null || !(player.openContainer instanceof GridContainer)) {
+        if (player == null || !(player.containerMenu instanceof GridContainer)) {
             return;
         }
 
@@ -305,7 +305,7 @@ public class ItemGridHandler implements IItemGridHandler {
             return;
         }
 
-        IGrid grid = ((GridContainer) player.openContainer).getGrid();
+        IGrid grid = ((GridContainer) player.containerMenu).getGrid();
 
         int flags = EXTRACT_SINGLE;
 
@@ -317,9 +317,9 @@ public class ItemGridHandler implements IItemGridHandler {
                     return;
                 }
 
-                for (int i = 0; i < player.inventory.mainInventory.size(); i++) {
-                    if (API.instance().getComparer().isEqual(player.inventory.getStackInSlot(i), cache.getList().get(id), IComparer.COMPARE_NBT)) {
-                        gridHandler.onInsert(player, player.inventory.getStackInSlot(i), true);
+                for (int i = 0; i < player.inventory.items.size(); i++) {
+                    if (API.instance().getComparer().isEqual(player.inventory.getItem(i), cache.getList().get(id), IComparer.COMPARE_NBT)) {
+                        gridHandler.onInsert(player, player.inventory.getItem(i), true);
                         break;
                     }
                 }
@@ -331,9 +331,9 @@ public class ItemGridHandler implements IItemGridHandler {
             if (!up && id != null) { //scroll down, extract hovering item
                 gridHandler.onExtract(player, id, -1, flags);
 
-            } else if (up && !player.inventory.getItemStack().isEmpty()) { // insert stack from cursor
-                gridHandler.onInsert(player, player.inventory.getItemStack(), true);
-                player.updateHeldItem();
+            } else if (up && !player.inventory.getCarried().isEmpty()) { // insert stack from cursor
+                gridHandler.onInsert(player, player.inventory.getCarried(), true);
+                player.broadcastCarriedItem();
             }
         }
     }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/grid/handler/PortableFluidGridHandler.java

@@ -40,13 +40,13 @@ public class PortableFluidGridHandler implements IFluidGridHandler {
 
         ItemStack bucket = ItemStack.EMPTY;
 
-        for (int i = 0; i < player.inventory.getSizeInventory(); ++i) {
-            ItemStack slot = player.inventory.getStackInSlot(i);
+        for (int i = 0; i < player.inventory.getContainerSize(); ++i) {
+            ItemStack slot = player.inventory.getItem(i);
 
             if (API.instance().getComparer().isEqualNoQuantity(StackUtils.EMPTY_BUCKET, slot)) {
                 bucket = StackUtils.EMPTY_BUCKET.copy();
 
-                player.inventory.decrStackSize(i, 1);
+                player.inventory.removeItem(i, 1);
 
                 break;
             }
@@ -59,12 +59,12 @@ public class PortableFluidGridHandler implements IFluidGridHandler {
                 fluidHandler.fill(portableGrid.getFluidStorage().extract(stack, FluidAttributes.BUCKET_VOLUME, IComparer.COMPARE_NBT, Action.PERFORM), IFluidHandler.FluidAction.EXECUTE);
 
                 if (shift) {
-                    if (!player.inventory.addItemStackToInventory(fluidHandler.getContainer().copy())) {
-                        InventoryHelper.spawnItemStack(player.getEntityWorld(), player.getPosX(), player.getPosY(), player.getPosZ(), fluidHandler.getContainer());
+                    if (!player.inventory.add(fluidHandler.getContainer().copy())) {
+                        InventoryHelper.dropItemStack(player.getCommandSenderWorld(), player.getX(), player.getY(), player.getZ(), fluidHandler.getContainer());
                     }
                 } else {
-                    player.inventory.setItemStack(fluidHandler.getContainer());
-                    player.updateHeldItem();
+                    player.inventory.setCarried(fluidHandler.getContainer());
+                    player.broadcastCarriedItem();
                 }
 
                 portableGrid.drainEnergy(RS.SERVER_CONFIG.getPortableGrid().getExtractUsage());
@@ -98,8 +98,8 @@ public class PortableFluidGridHandler implements IFluidGridHandler {
 
     @Override
     public void onInsertHeldContainer(ServerPlayerEntity player) {
-        player.inventory.setItemStack(onInsert(player, player.inventory.getItemStack()));
-        player.updateHeldItem();
+        player.inventory.setCarried(onInsert(player, player.inventory.getCarried()));
+        player.broadcastCarriedItem();
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/grid/handler/PortableItemGridHandler.java

@@ -56,13 +56,13 @@ public class PortableItemGridHandler implements IItemGridHandler {
 
         boolean single = (flags & EXTRACT_SINGLE) == EXTRACT_SINGLE;
 
-        ItemStack held = player.inventory.getItemStack();
+        ItemStack held = player.inventory.getCarried();
 
         if (single) {
             if (!held.isEmpty() && (!API.instance().getComparer().isEqualNoQuantity(item, held) || held.getCount() + 1 > held.getMaxStackSize())) {
                 return;
             }
-        } else if (!player.inventory.getItemStack().isEmpty()) {
+        } else if (!player.inventory.getCarried().isEmpty()) {
             return;
         }
 
@@ -116,10 +116,10 @@ public class PortableItemGridHandler implements IItemGridHandler {
                 if (single && !held.isEmpty()) {
                     held.grow(1);
                 } else {
-                    player.inventory.setItemStack(took);
+                    player.inventory.setCarried(took);
                 }
 
-                player.updateHeldItem();
+                player.broadcastCarriedItem();
             }
 
             portableGrid.drainEnergy(RS.SERVER_CONFIG.getPortableGrid().getExtractUsage());
@@ -152,11 +152,11 @@ public class PortableItemGridHandler implements IItemGridHandler {
 
     @Override
     public void onInsertHeldItem(ServerPlayerEntity player, boolean single) {
-        if (player.inventory.getItemStack().isEmpty() || portableGrid.getStorage() == null || !grid.isGridActive()) {
+        if (player.inventory.getCarried().isEmpty() || portableGrid.getStorage() == null || !grid.isGridActive()) {
             return;
         }
 
-        ItemStack stack = player.inventory.getItemStack();
+        ItemStack stack = player.inventory.getCarried();
         int size = single ? 1 : stack.getCount();
 
         portableGrid.getItemStorageTracker().changed(player, stack.copy());
@@ -168,10 +168,10 @@ public class PortableItemGridHandler implements IItemGridHandler {
                 stack.shrink(size);
             }
         } else {
-            player.inventory.setItemStack(portableGrid.getItemStorage().insert(stack, size, Action.PERFORM));
+            player.inventory.setCarried(portableGrid.getItemStorage().insert(stack, size, Action.PERFORM));
         }
 
-        player.updateHeldItem();
+        player.broadcastCarriedItem();
 
         portableGrid.drainEnergy(RS.SERVER_CONFIG.getPortableGrid().getInsertUsage());
     }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/item/NetworkItemManager.java

@@ -34,12 +34,12 @@ public class NetworkItemManager implements INetworkItemManager {
             if (node instanceof IWirelessTransmitter &&
                 network.canRun() &&
                 node.isActive() &&
-                ((IWirelessTransmitter) node).getDimension() == player.getEntityWorld().getDimensionKey()) {
+                ((IWirelessTransmitter) node).getDimension() == player.getCommandSenderWorld().dimension()) {
                 IWirelessTransmitter transmitter = (IWirelessTransmitter) node;
 
-                Vector3d pos = player.getPositionVec();
+                Vector3d pos = player.position();
 
-                double distance = Math.sqrt(Math.pow(transmitter.getOrigin().getX() - pos.getX(), 2) + Math.pow(transmitter.getOrigin().getY() - pos.getY(), 2) + Math.pow(transmitter.getOrigin().getZ() - pos.getZ(), 2));
+                double distance = Math.sqrt(Math.pow(transmitter.getOrigin().getX() - pos.x(), 2) + Math.pow(transmitter.getOrigin().getY() - pos.y(), 2) + Math.pow(transmitter.getOrigin().getZ() - pos.z(), 2));
 
                 if (distance < transmitter.getRange()) {
                     inRange = true;
@@ -50,7 +50,7 @@ public class NetworkItemManager implements INetworkItemManager {
         }
 
         if (!inRange) {
-            player.sendMessage(new TranslationTextComponent("misc.refinedstorage.network_item.out_of_range"), player.getUniqueID());
+            player.sendMessage(new TranslationTextComponent("misc.refinedstorage.network_item.out_of_range"), player.getUUID());
 
             return;
         }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/item/WirelessCraftingMonitorNetworkItem.java

@@ -77,7 +77,7 @@ public class WirelessCraftingMonitorNetworkItem implements INetworkItem {
                 if (energyStorage.getEnergyStored() <= 0) {
                     handler.close(player);
 
-                    player.closeScreen();
+                    player.closeContainer();
 
                     sendOutOfEnergyMessage();
                 }
@@ -86,6 +86,6 @@ public class WirelessCraftingMonitorNetworkItem implements INetworkItem {
     }
 
     private void sendOutOfEnergyMessage() {
-        player.sendMessage(new TranslationTextComponent("misc.refinedstorage.network_item.out_of_energy", new TranslationTextComponent(stack.getItem().getTranslationKey())), player.getUniqueID());
+        player.sendMessage(new TranslationTextComponent("misc.refinedstorage.network_item.out_of_energy", new TranslationTextComponent(stack.getItem().getDescriptionId())), player.getUUID());
     }
 }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/item/WirelessFluidGridNetworkItem.java

@@ -70,7 +70,7 @@ public class WirelessFluidGridNetworkItem implements INetworkItem {
                 if (energyStorage.getEnergyStored() <= 0) {
                     handler.close(player);
 
-                    player.closeScreen();
+                    player.closeContainer();
 
                     sendOutOfEnergyMessage();
                 }
@@ -79,6 +79,6 @@ public class WirelessFluidGridNetworkItem implements INetworkItem {
     }
 
     private void sendOutOfEnergyMessage() {
-        player.sendMessage(new TranslationTextComponent("misc.refinedstorage.network_item.out_of_energy", new TranslationTextComponent(stack.getItem().getTranslationKey())), player.getUniqueID());
+        player.sendMessage(new TranslationTextComponent("misc.refinedstorage.network_item.out_of_energy", new TranslationTextComponent(stack.getItem().getDescriptionId())), player.getUUID());
     }
 }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/item/WirelessGridNetworkItem.java

@@ -70,7 +70,7 @@ public class WirelessGridNetworkItem implements INetworkItem {
                 if (energyStorage.getEnergyStored() <= 0) {
                     handler.close(player);
 
-                    player.closeScreen();
+                    player.closeContainer();
 
                     sendOutOfEnergyMessage();
                 }
@@ -79,6 +79,6 @@ public class WirelessGridNetworkItem implements INetworkItem {
     }
 
     private void sendOutOfEnergyMessage() {
-        player.sendMessage(new TranslationTextComponent("misc.refinedstorage.network_item.out_of_energy", new TranslationTextComponent(stack.getItem().getTranslationKey())), player.getUniqueID());
+        player.sendMessage(new TranslationTextComponent("misc.refinedstorage.network_item.out_of_energy", new TranslationTextComponent(stack.getItem().getDescriptionId())), player.getUUID());
     }
 }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/ConstructorNetworkNode.java

@@ -45,6 +45,8 @@ import net.minecraftforge.items.IItemHandlerModifiable;
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 
+import net.minecraftforge.fluids.capability.IFluidHandler.FluidAction;
+
 public class ConstructorNetworkNode extends NetworkNode implements IComparable, IType, ICoverable {
     public static final ResourceLocation ID = new ResourceLocation(RS.ID, "constructor");
 
@@ -82,7 +84,7 @@ public class ConstructorNetworkNode extends NetworkNode implements IComparable,
     public void update() {
         super.update();
 
-        if (canUpdate() && ticks % upgrades.getSpeed(BASE_SPEED, 4) == 0 && world.isBlockPresent(pos)) {
+        if (canUpdate() && ticks % upgrades.getSpeed(BASE_SPEED, 4) == 0 && world.isLoaded(pos)) {
             if (type == IType.ITEMS && !itemFilters.getStackInSlot(0).isEmpty()) {
                 ItemStack stack = itemFilters.getStackInSlot(0);
 
@@ -100,7 +102,7 @@ public class ConstructorNetworkNode extends NetworkNode implements IComparable,
     }
 
     private void extractAndPlaceFluid(FluidStack stack) {
-        BlockPos front = pos.offset(getDirection());
+        BlockPos front = pos.relative(getDirection());
 
         if (network.extractFluid(stack, FluidAttributes.BUCKET_VOLUME, compare, Action.SIMULATE).getAmount() < FluidAttributes.BUCKET_VOLUME) {
             if (upgrades.hasUpgrade(UpgradeItem.Type.CRAFTING)) {
@@ -123,7 +125,7 @@ public class ConstructorNetworkNode extends NetworkNode implements IComparable,
             );
 
             ActionResultType result = ForgeHooks.onPlaceItemIntoWorld(ctx);
-            if (result.isSuccessOrConsume()) {
+            if (result.consumesAction()) {
                 network.extractItem(stack, 1, Action.PERFORM);
             }
         } else if (upgrades.hasUpgrade(UpgradeItem.Type.CRAFTING)) {
@@ -137,7 +139,7 @@ public class ConstructorNetworkNode extends NetworkNode implements IComparable,
         ItemStack took = network.extractItem(stack, upgrades.getStackInteractCount(), compare, Action.PERFORM);
 
         if (!took.isEmpty()) {
-            DefaultDispenseItemBehavior.doDispense(world, took, 6, getDirection(), new Position(getDispensePositionX(), getDispensePositionY(), getDispensePositionZ()));
+            DefaultDispenseItemBehavior.spawnItem(world, took, 6, getDirection(), new Position(getDispensePositionX(), getDispensePositionY(), getDispensePositionZ()));
         } else if (upgrades.hasUpgrade(UpgradeItem.Type.CRAFTING)) {
             network.getCraftingManager().request(this, stack, 1);
         }
@@ -147,20 +149,20 @@ public class ConstructorNetworkNode extends NetworkNode implements IComparable,
         ItemStack took = network.extractItem(stack, 1, compare, Action.PERFORM);
 
         if (!took.isEmpty()) {
-            world.addEntity(new FireworkRocketEntity(world, getDispensePositionX(), getDispensePositionY(), getDispensePositionZ(), took));
+            world.addFreshEntity(new FireworkRocketEntity(world, getDispensePositionX(), getDispensePositionY(), getDispensePositionZ(), took));
         }
     }
 
     private double getDispensePositionX() {
-        return (double) pos.getX() + 0.5D + 0.8D * (double) getDirection().getXOffset();
+        return (double) pos.getX() + 0.5D + 0.8D * (double) getDirection().getStepX();
     }
 
     private double getDispensePositionY() {
-        return (double) pos.getY() + (getDirection() == Direction.DOWN ? 0.45D : 0.5D) + 0.8D * (double) getDirection().getYOffset();
+        return (double) pos.getY() + (getDirection() == Direction.DOWN ? 0.45D : 0.5D) + 0.8D * (double) getDirection().getStepY();
     }
 
     private double getDispensePositionZ() {
-        return (double) pos.getZ() + 0.5D + 0.8D * (double) getDirection().getZOffset();
+        return (double) pos.getZ() + 0.5D + 0.8D * (double) getDirection().getStepZ();
     }
 
     @Override
@@ -259,7 +261,7 @@ public class ConstructorNetworkNode extends NetworkNode implements IComparable,
 
     @Override
     public int getType() {
-        return world.isRemote ? ConstructorTile.TYPE.getValue() : type;
+        return world.isClientSide ? ConstructorTile.TYPE.getValue() : type;
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/CrafterManagerNetworkNode.java

@@ -35,7 +35,7 @@ public class CrafterManagerNetworkNode extends NetworkNode {
     }
 
     public int getSize() {
-        return world.isRemote ? CrafterManagerTile.SIZE.getValue() : size;
+        return world.isClientSide ? CrafterManagerTile.SIZE.getValue() : size;
     }
 
     public void setSize(int size) {
@@ -66,7 +66,7 @@ public class CrafterManagerNetworkNode extends NetworkNode {
     }
 
     public int getSearchBoxMode() {
-        return world.isRemote ? CrafterManagerTile.SEARCH_BOX_MODE.getValue() : searchBoxMode;
+        return world.isClientSide ? CrafterManagerTile.SEARCH_BOX_MODE.getValue() : searchBoxMode;
     }
 
     public void setSearchBoxMode(int searchBoxMode) {
@@ -77,7 +77,7 @@ public class CrafterManagerNetworkNode extends NetworkNode {
         BlockState state = world.getBlockState(pos);
 
         if (state.getBlock() instanceof CrafterManagerBlock) {
-            return state.get(NetworkNodeBlock.CONNECTED);
+            return state.getValue(NetworkNodeBlock.CONNECTED);
         }
 
         return false;

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/CrafterNetworkNode.java

@@ -84,7 +84,7 @@ public class CrafterNetworkNode extends NetworkNode implements ICraftingPatternC
         .addListener(new NetworkNodeInventoryListener(this))
         .addListener((handler, slot, reading) -> {
             if (!reading) {
-                if (!world.isRemote) {
+                if (!world.isClientSide) {
                     invalidate();
                 }
 
@@ -145,8 +145,8 @@ public class CrafterNetworkNode extends NetworkNode implements ICraftingPatternC
             invalidate();
         }
 
-        if (mode == CrafterMode.PULSE_INSERTS_NEXT_SET && world.isBlockPresent(pos)) {
-            if (world.isBlockPowered(pos)) {
+        if (mode == CrafterMode.PULSE_INSERTS_NEXT_SET && world.isLoaded(pos)) {
+            if (world.hasNeighborSignal(pos)) {
                 this.wasPowered = true;
 
                 markDirty();
@@ -195,11 +195,11 @@ public class CrafterNetworkNode extends NetworkNode implements ICraftingPatternC
         StackUtils.readItems(upgrades, 1, tag);
 
         if (tag.contains(NBT_DISPLAY_NAME)) {
-            displayName = ITextComponent.Serializer.getComponentFromJson(tag.getString(NBT_DISPLAY_NAME));
+            displayName = ITextComponent.Serializer.fromJson(tag.getString(NBT_DISPLAY_NAME));
         }
 
-        if (tag.hasUniqueId(NBT_UUID)) {
-            uuid = tag.getUniqueId(NBT_UUID);
+        if (tag.hasUUID(NBT_UUID)) {
+            uuid = tag.getUUID(NBT_UUID);
         }
 
         if (tag.contains(NBT_MODE)) {
@@ -232,7 +232,7 @@ public class CrafterNetworkNode extends NetworkNode implements ICraftingPatternC
         }
 
         if (uuid != null) {
-            tag.putUniqueId(NBT_UUID, uuid);
+            tag.putUUID(NBT_UUID, uuid);
         }
 
         tag.putInt(NBT_MODE, mode.ordinal());
@@ -314,12 +314,12 @@ public class CrafterNetworkNode extends NetworkNode implements ICraftingPatternC
     @Nullable
     @Override
     public TileEntity getFacingTile() {
-        BlockPos facingPos = pos.offset(getDirection());
-        if (!world.isBlockPresent(facingPos)) {
+        BlockPos facingPos = pos.relative(getDirection());
+        if (!world.isLoaded(facingPos)) {
             return null;
         }
 
-        return world.getTileEntity(facingPos);
+        return world.getBlockEntity(facingPos);
     }
 
     @Override
@@ -346,7 +346,7 @@ public class CrafterNetworkNode extends NetworkNode implements ICraftingPatternC
         }
 
         if (facing != null) {
-            return new TranslationTextComponent(world.getBlockState(facing.getPos()).getBlock().getTranslationKey());
+            return new TranslationTextComponent(world.getBlockState(facing.getBlockPos()).getBlock().getDescriptionId());
         }
 
         return DEFAULT_NAME;
@@ -394,7 +394,7 @@ public class CrafterNetworkNode extends NetworkNode implements ICraftingPatternC
             return null;
         }
 
-        INetworkNode facing = API.instance().getNetworkNodeManager((ServerWorld) world).getNode(pos.offset(getDirection()));
+        INetworkNode facing = API.instance().getNetworkNodeManager((ServerWorld) world).getNode(pos.relative(getDirection()));
         if (!(facing instanceof ICraftingPatternContainer) || facing.getNetwork() != network) {
             return this;
         }
@@ -438,9 +438,9 @@ public class CrafterNetworkNode extends NetworkNode implements ICraftingPatternC
             case IGNORE:
                 return false;
             case SIGNAL_LOCKS_AUTOCRAFTING:
-                return world.isBlockPowered(pos);
+                return world.hasNeighborSignal(pos);
             case SIGNAL_UNLOCKS_AUTOCRAFTING:
-                return !world.isBlockPowered(pos);
+                return !world.hasNeighborSignal(pos);
             case PULSE_INSERTS_NEXT_SET:
                 return locked;
             default:

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/CraftingMonitorNetworkNode.java

@@ -82,7 +82,7 @@ public class CraftingMonitorNetworkNode extends NetworkNode implements ICrafting
         BlockState state = world.getBlockState(pos);
 
         if (state.getBlock() instanceof CraftingMonitorBlock) {
-            return state.get(NetworkNodeBlock.CONNECTED);
+            return state.getValue(NetworkNodeBlock.CONNECTED);
         }
 
         return false;
@@ -94,7 +94,7 @@ public class CraftingMonitorNetworkNode extends NetworkNode implements ICrafting
 
         tag.putInt(NBT_TAB_PAGE, tabPage);
 
-        tabSelected.ifPresent(uuid -> tag.putUniqueId(NBT_TAB_SELECTED, uuid));
+        tabSelected.ifPresent(uuid -> tag.putUUID(NBT_TAB_SELECTED, uuid));
 
         return tag;
     }
@@ -107,8 +107,8 @@ public class CraftingMonitorNetworkNode extends NetworkNode implements ICrafting
             tabPage = tag.getInt(NBT_TAB_PAGE);
         }
 
-        if (tag.hasUniqueId(NBT_TAB_SELECTED)) {
-            tabSelected = Optional.of(tag.getUniqueId(NBT_TAB_SELECTED));
+        if (tag.hasUUID(NBT_TAB_SELECTED)) {
+            tabSelected = Optional.of(tag.getUUID(NBT_TAB_SELECTED));
         }
     }
 
@@ -127,12 +127,12 @@ public class CraftingMonitorNetworkNode extends NetworkNode implements ICrafting
 
     @Override
     public Optional<UUID> getTabSelected() {
-        return world.isRemote ? CraftingMonitorTile.TAB_SELECTED.getValue() : tabSelected;
+        return world.isClientSide ? CraftingMonitorTile.TAB_SELECTED.getValue() : tabSelected;
     }
 
     @Override
     public int getTabPage() {
-        return world.isRemote ? CraftingMonitorTile.TAB_PAGE.getValue() : tabPage;
+        return world.isClientSide ? CraftingMonitorTile.TAB_PAGE.getValue() : tabPage;
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/DestructorNetworkNode.java

@@ -89,7 +89,7 @@ public class DestructorNetworkNode extends NetworkNode implements IComparable, I
     public void update() {
         super.update();
 
-        if (canUpdate() && ticks % upgrades.getSpeed(BASE_SPEED, 4) == 0 && world.isBlockPresent(pos)) {
+        if (canUpdate() && ticks % upgrades.getSpeed(BASE_SPEED, 4) == 0 && world.isLoaded(pos)) {
             if (type == IType.ITEMS) {
                 if (pickupItem) {
                     pickupItems();
@@ -103,12 +103,12 @@ public class DestructorNetworkNode extends NetworkNode implements IComparable, I
     }
 
     private void pickupItems() {
-        BlockPos front = pos.offset(getDirection());
+        BlockPos front = pos.relative(getDirection());
 
         List<Entity> droppedItems = new ArrayList<>();
 
         Chunk chunk = world.getChunkAt(front);
-        chunk.getEntitiesWithinAABBForEntity(null, new AxisAlignedBB(front), droppedItems, null);
+        chunk.getEntities((Entity)null, new AxisAlignedBB(front), droppedItems, null);
 
         for (Entity entity : droppedItems) {
             if (entity instanceof ItemEntity) {
@@ -127,7 +127,7 @@ public class DestructorNetworkNode extends NetworkNode implements IComparable, I
     }
 
     private void breakBlock() {
-        BlockPos front = pos.offset(getDirection());
+        BlockPos front = pos.relative(getDirection());
         BlockState frontBlockState = world.getBlockState(front);
         Block frontBlock = frontBlockState.getBlock();
         ItemStack frontStack = frontBlock.getPickBlock(
@@ -140,12 +140,12 @@ public class DestructorNetworkNode extends NetworkNode implements IComparable, I
 
         if (!frontStack.isEmpty() &&
             IWhitelistBlacklist.acceptsItem(itemFilters, mode, compare, frontStack) &&
-            frontBlockState.getBlockHardness(world, front) != -1.0) {
+            frontBlockState.getDestroySpeed(world, front) != -1.0) {
             List<ItemStack> drops = Block.getDrops(
                 frontBlockState,
                 (ServerWorld) world,
                 front,
-                world.getTileEntity(front),
+                world.getBlockEntity(front),
                 WorldUtils.getFakePlayer((ServerWorld) world, getOwner()),
                 tool
             );
@@ -159,7 +159,7 @@ public class DestructorNetworkNode extends NetworkNode implements IComparable, I
             BlockEvent.BreakEvent e = new BlockEvent.BreakEvent(world, front, frontBlockState, WorldUtils.getFakePlayer((ServerWorld) world, getOwner()));
 
             if (!MinecraftForge.EVENT_BUS.post(e)) {
-                frontBlock.onBlockHarvested(world, front, frontBlockState, WorldUtils.getFakePlayer((ServerWorld) world, getOwner()));
+                frontBlock.playerWillDestroy(world, front, frontBlockState, WorldUtils.getFakePlayer((ServerWorld) world, getOwner()));
 
                 world.removeBlock(front, false);
 
@@ -167,7 +167,7 @@ public class DestructorNetworkNode extends NetworkNode implements IComparable, I
                     // We check if the controller isn't null here because when a destructor faces a node and removes it
                     // it will essentially remove this block itself from the network without knowing
                     if (network == null) {
-                        InventoryHelper.spawnItemStack(world, front.getX(), front.getY(), front.getZ(), drop);
+                        InventoryHelper.dropItemStack(world, front.getX(), front.getY(), front.getZ(), drop);
                     } else {
                         network.insertItemTracked(drop, drop.getCount());
                     }
@@ -177,13 +177,13 @@ public class DestructorNetworkNode extends NetworkNode implements IComparable, I
     }
 
     private void breakFluid() {
-        BlockPos front = pos.offset(getDirection());
+        BlockPos front = pos.relative(getDirection());
         BlockState frontBlockState = world.getBlockState(front);
         Block frontBlock = frontBlockState.getBlock();
 
         if (frontBlock instanceof FlowingFluidBlock) {
             // @Volatile: Logic from FlowingFluidBlock#pickupFluid
-            if (frontBlockState.get(FlowingFluidBlock.LEVEL) == 0) {
+            if (frontBlockState.getValue(FlowingFluidBlock.LEVEL) == 0) {
                 Fluid fluid = ((FlowingFluidBlock) frontBlock).getFluid();
 
                 FluidStack stack = new FluidStack(fluid, FluidAttributes.BUCKET_VOLUME);
@@ -192,7 +192,7 @@ public class DestructorNetworkNode extends NetworkNode implements IComparable, I
                     network.insertFluid(stack, stack.getAmount(), Action.SIMULATE).isEmpty()) {
                     network.insertFluidTracked(stack, stack.getAmount());
 
-                    world.setBlockState(front, Blocks.AIR.getDefaultState(), 11);
+                    world.setBlock(front, Blocks.AIR.defaultBlockState(), 11);
                 }
             }
         } else if (frontBlock instanceof IFluidBlock) {
@@ -215,13 +215,13 @@ public class DestructorNetworkNode extends NetworkNode implements IComparable, I
         ItemStack newTool = new ItemStack(Items.DIAMOND_PICKAXE);
 
         if (upgrades.hasUpgrade(UpgradeItem.Type.SILK_TOUCH)) {
-            newTool.addEnchantment(Enchantments.SILK_TOUCH, 1);
+            newTool.enchant(Enchantments.SILK_TOUCH, 1);
         } else if (upgrades.hasUpgrade(UpgradeItem.Type.FORTUNE_3)) {
-            newTool.addEnchantment(Enchantments.FORTUNE, 3);
+            newTool.enchant(Enchantments.BLOCK_FORTUNE, 3);
         } else if (upgrades.hasUpgrade(UpgradeItem.Type.FORTUNE_2)) {
-            newTool.addEnchantment(Enchantments.FORTUNE, 2);
+            newTool.enchant(Enchantments.BLOCK_FORTUNE, 2);
         } else if (upgrades.hasUpgrade(UpgradeItem.Type.FORTUNE_1)) {
-            newTool.addEnchantment(Enchantments.FORTUNE, 1);
+            newTool.enchant(Enchantments.BLOCK_FORTUNE, 1);
         }
 
         return newTool;
@@ -332,7 +332,7 @@ public class DestructorNetworkNode extends NetworkNode implements IComparable, I
 
     @Override
     public int getType() {
-        return world.isRemote ? DestructorTile.TYPE.getValue() : type;
+        return world.isClientSide ? DestructorTile.TYPE.getValue() : type;
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/DetectorNetworkNode.java

@@ -62,11 +62,11 @@ public class DetectorNetworkNode extends NetworkNode implements IComparable, ITy
     public void update() {
         super.update();
 
-        if (powered != wasPowered && world.isBlockPresent(pos)) {
+        if (powered != wasPowered && world.isLoaded(pos)) {
             wasPowered = powered;
 
-            world.setBlockState(pos, world.getBlockState(pos).with(DetectorBlock.POWERED, powered));
-            world.notifyNeighborsOfStateChange(pos, world.getBlockState(pos).getBlock());
+            world.setBlockAndUpdate(pos, world.getBlockState(pos).setValue(DetectorBlock.POWERED, powered));
+            world.updateNeighborsAt(pos, world.getBlockState(pos).getBlock());
         }
 
         if (canUpdate() && ticks % SPEED == 0) {
@@ -215,7 +215,7 @@ public class DetectorNetworkNode extends NetworkNode implements IComparable, ITy
 
     @Override
     public int getType() {
-        return world.isRemote ? DetectorTile.TYPE.getValue() : type;
+        return world.isClientSide ? DetectorTile.TYPE.getValue() : type;
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/ExporterNetworkNode.java

@@ -90,7 +90,7 @@ public class ExporterNetworkNode extends NetworkNode implements IComparable, ITy
     public void update() {
         super.update();
 
-        if (canUpdate() && ticks % upgrades.getSpeed() == 0 && world.isBlockPresent(pos)) {
+        if (canUpdate() && ticks % upgrades.getSpeed() == 0 && world.isLoaded(pos)) {
             if (type == IType.ITEMS) {
                 IItemHandler handler = WorldUtils.getItemHandler(getFacingTile(), getDirection().getOpposite());
 
@@ -311,7 +311,7 @@ public class ExporterNetworkNode extends NetworkNode implements IComparable, ITy
 
     @Override
     public int getType() {
-        return world.isRemote ? ExporterTile.TYPE.getValue() : type;
+        return world.isClientSide ? ExporterTile.TYPE.getValue() : type;
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/ExternalStorageNetworkNode.java

@@ -90,7 +90,7 @@ public class ExternalStorageNetworkNode extends NetworkNode implements IStorageP
     public void update() {
         super.update();
 
-        if (canUpdate() && world.isBlockPresent(pos)) {
+        if (canUpdate() && world.isLoaded(pos)) {
             if (networkTicks++ == 0) {
                 updateStorage(network, InvalidateCause.INITIAL_TICK_INVALIDATION);
 
@@ -293,7 +293,7 @@ public class ExternalStorageNetworkNode extends NetworkNode implements IStorageP
 
     @Override
     public int getType() {
-        return world.isRemote ? ExternalStorageTile.TYPE.getValue() : type;
+        return world.isClientSide ? ExternalStorageTile.TYPE.getValue() : type;
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/FluidInterfaceNetworkNode.java

@@ -45,8 +45,8 @@ public class FluidInterfaceNetworkNode extends NetworkNode {
         protected void onContentsChanged() {
             super.onContentsChanged();
 
-            if (!world.isRemote) {
-                ((FluidInterfaceTile) world.getTileEntity(pos)).getDataManager().sendParameterToWatchers(FluidInterfaceTile.TANK_IN);
+            if (!world.isClientSide) {
+                ((FluidInterfaceTile) world.getBlockEntity(pos)).getDataManager().sendParameterToWatchers(FluidInterfaceTile.TANK_IN);
             }
 
             markDirty();
@@ -155,7 +155,7 @@ public class FluidInterfaceNetworkNode extends NetworkNode {
 
     private boolean isActingAsStorage() {
         for (Direction facing : Direction.values()) {
-            INetworkNode facingNode = API.instance().getNetworkNodeManager((ServerWorld) world).getNode(pos.offset(facing));
+            INetworkNode facingNode = API.instance().getNetworkNodeManager((ServerWorld) world).getNode(pos.relative(facing));
 
             if (facingNode instanceof ExternalStorageNetworkNode &&
                 facingNode.isActive() &&
@@ -250,8 +250,8 @@ public class FluidInterfaceNetworkNode extends NetworkNode {
     }
 
     private void onTankOutChanged() {
-        if (!world.isRemote && world.isBlockPresent(pos)) {
-            ((FluidInterfaceTile) world.getTileEntity(pos)).getDataManager().sendParameterToWatchers(FluidInterfaceTile.TANK_OUT);
+        if (!world.isClientSide && world.isLoaded(pos)) {
+            ((FluidInterfaceTile) world.getBlockEntity(pos)).getDataManager().sendParameterToWatchers(FluidInterfaceTile.TANK_OUT);
         }
 
         markDirty();

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/GridNetworkNode.java

@@ -85,13 +85,13 @@ public class GridNetworkNode extends NetworkNode implements INetworkAwareGrid, I
 
     private final Container craftingContainer = new Container(ContainerType.CRAFTING, 0) {
         @Override
-        public boolean canInteractWith(PlayerEntity player) {
+        public boolean stillValid(PlayerEntity player) {
             return false;
         }
 
         @Override
-        public void onCraftMatrixChanged(IInventory inventory) {
-            if (!world.isRemote) {
+        public void slotsChanged(IInventory inventory) {
+            if (!world.isClientSide) {
                 onCraftingMatrixChanged();
             }
         }
@@ -163,7 +163,7 @@ public class GridNetworkNode extends NetworkNode implements INetworkAwareGrid, I
                     }
                 } else {
                     for (int i = 0; i < 9; ++i) {
-                        matrix.setInventorySlotContents(i, PatternItem.getInputSlot(pattern, i));
+                        matrix.setItem(i, PatternItem.getInputSlot(pattern, i));
                     }
                 }
 
@@ -219,7 +219,7 @@ public class GridNetworkNode extends NetworkNode implements INetworkAwareGrid, I
     private void updateAllowedTags() {
         markDirty();
 
-        TileEntity tile = world.getTileEntity(pos);
+        TileEntity tile = world.getBlockEntity(pos);
 
         if (tile instanceof GridTile) {
             ((GridTile) tile).getDataManager().sendParameterToWatchers(GridTile.ALLOWED_ITEM_TAGS);
@@ -280,7 +280,7 @@ public class GridNetworkNode extends NetworkNode implements INetworkAwareGrid, I
     }
 
     public boolean isProcessingPattern() {
-        return world.isRemote ? GridTile.PROCESSING_PATTERN.getValue() : processingPattern;
+        return world.isClientSide ? GridTile.PROCESSING_PATTERN.getValue() : processingPattern;
     }
 
     public void setProcessingPattern(boolean processingPattern) {
@@ -383,13 +383,13 @@ public class GridNetworkNode extends NetworkNode implements INetworkAwareGrid, I
     @Override
     public void onCraftingMatrixChanged() {
         if (currentRecipe == null || !currentRecipe.matches(matrix, world)) {
-            currentRecipe = world.getRecipeManager().getRecipe(IRecipeType.CRAFTING, matrix, world).orElse(null);
+            currentRecipe = world.getRecipeManager().getRecipeFor(IRecipeType.CRAFTING, matrix, world).orElse(null);
         }
 
         if (currentRecipe == null) {
-            result.setInventorySlotContents(0, ItemStack.EMPTY);
+            result.setItem(0, ItemStack.EMPTY);
         } else {
-            result.setInventorySlotContents(0, currentRecipe.getCraftingResult(matrix));
+            result.setItem(0, currentRecipe.assemble(matrix));
         }
 
         craftingListeners.forEach(ICraftingGridListener::onCraftingMatrixChanged);
@@ -413,8 +413,8 @@ public class GridNetworkNode extends NetworkNode implements INetworkAwareGrid, I
             processingMatrixFluids.setFluid(i, FluidStack.EMPTY);
         }
 
-        for (int i = 0; i < matrix.getSizeInventory(); ++i) {
-            matrix.setInventorySlotContents(i, ItemStack.EMPTY);
+        for (int i = 0; i < matrix.getContainerSize(); ++i) {
+            matrix.setItem(i, ItemStack.EMPTY);
         }
     }
 
@@ -428,7 +428,7 @@ public class GridNetworkNode extends NetworkNode implements INetworkAwareGrid, I
         BlockState state = world.getBlockState(pos);
 
         if (state.getBlock() instanceof GridBlock) {
-            return state.get(NetworkNodeBlock.CONNECTED);
+            return state.getValue(NetworkNodeBlock.CONNECTED);
         }
 
         return false;
@@ -448,21 +448,21 @@ public class GridNetworkNode extends NetworkNode implements INetworkAwareGrid, I
     public void onClear(PlayerEntity player) {
         if (type == GridType.CRAFTING) {
             if (network != null && network.canRun() && network.getSecurityManager().hasPermission(Permission.INSERT, player)) {
-                for (int i = 0; i < matrix.getSizeInventory(); ++i) {
-                    ItemStack slot = matrix.getStackInSlot(i);
+                for (int i = 0; i < matrix.getContainerSize(); ++i) {
+                    ItemStack slot = matrix.getItem(i);
 
                     if (!slot.isEmpty()) {
-                        matrix.setInventorySlotContents(i, network.insertItem(slot, slot.getCount(), Action.PERFORM));
+                        matrix.setItem(i, network.insertItem(slot, slot.getCount(), Action.PERFORM));
 
                         network.getItemStorageTracker().changed(player, slot.copy());
                     }
                 }
             } else {
-                for (int i = 0; i < matrix.getSizeInventory(); i++) {
-                    ItemStack slot = matrix.getStackInSlot(i);
+                for (int i = 0; i < matrix.getContainerSize(); i++) {
+                    ItemStack slot = matrix.getItem(i);
 
                     if (!slot.isEmpty()) {
-                        player.inventory.addItemStackToInventory(matrix.getStackInSlot(i));
+                        player.inventory.add(matrix.getItem(i));
                     }
 
                     onCraftingMatrixChanged();
@@ -517,7 +517,7 @@ public class GridNetworkNode extends NetworkNode implements INetworkAwareGrid, I
                 }
             } else {
                 for (int i = 0; i < 9; ++i) {
-                    ItemStack ingredient = matrix.getStackInSlot(i);
+                    ItemStack ingredient = matrix.getItem(i);
 
                     if (!ingredient.isEmpty()) {
                         PatternItem.setInputSlot(pattern, i, ingredient);
@@ -564,43 +564,43 @@ public class GridNetworkNode extends NetworkNode implements INetworkAwareGrid, I
 
             return inputsFilled > 0 && outputsFilled > 0;
         } else {
-            return !result.getStackInSlot(0).isEmpty() && isPatternAvailable();
+            return !result.getItem(0).isEmpty() && isPatternAvailable();
         }
     }
 
     @Override
     public int getViewType() {
-        return world.isRemote ? GridTile.VIEW_TYPE.getValue() : viewType;
+        return world.isClientSide ? GridTile.VIEW_TYPE.getValue() : viewType;
     }
 
     @Override
     public int getSortingDirection() {
-        return world.isRemote ? GridTile.SORTING_DIRECTION.getValue() : sortingDirection;
+        return world.isClientSide ? GridTile.SORTING_DIRECTION.getValue() : sortingDirection;
     }
 
     @Override
     public int getSortingType() {
-        return world.isRemote ? GridTile.SORTING_TYPE.getValue() : sortingType;
+        return world.isClientSide ? GridTile.SORTING_TYPE.getValue() : sortingType;
     }
 
     @Override
     public int getSearchBoxMode() {
-        return world.isRemote ? GridTile.SEARCH_BOX_MODE.getValue() : searchBoxMode;
+        return world.isClientSide ? GridTile.SEARCH_BOX_MODE.getValue() : searchBoxMode;
     }
 
     @Override
     public int getSize() {
-        return world.isRemote ? GridTile.SIZE.getValue() : size;
+        return world.isClientSide ? GridTile.SIZE.getValue() : size;
     }
 
     @Override
     public int getTabSelected() {
-        return world.isRemote ? GridTile.TAB_SELECTED.getValue() : tabSelected;
+        return world.isClientSide ? GridTile.TAB_SELECTED.getValue() : tabSelected;
     }
 
     @Override
     public int getTabPage() {
-        return world.isRemote ? GridTile.TAB_PAGE.getValue() : Math.min(tabPage, getTotalTabPages());
+        return world.isClientSide ? GridTile.TAB_PAGE.getValue() : Math.min(tabPage, getTotalTabPages());
     }
 
     @Override
@@ -647,7 +647,7 @@ public class GridNetworkNode extends NetworkNode implements INetworkAwareGrid, I
 
     @Override
     public int getType() {
-        return world.isRemote ? GridTile.PROCESSING_TYPE.getValue() : processingType;
+        return world.isClientSide ? GridTile.PROCESSING_TYPE.getValue() : processingType;
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/ImporterNetworkNode.java

@@ -65,7 +65,7 @@ public class ImporterNetworkNode extends NetworkNode implements IComparable, IWh
     public void update() {
         super.update();
 
-        if (!canUpdate() || !world.isBlockPresent(pos)) {
+        if (!canUpdate() || !world.isLoaded(pos)) {
             return;
         }
 
@@ -226,7 +226,7 @@ public class ImporterNetworkNode extends NetworkNode implements IComparable, IWh
 
     @Override
     public int getType() {
-        return world.isRemote ? ImporterTile.TYPE.getValue() : type;
+        return world.isClientSide ? ImporterTile.TYPE.getValue() : type;
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/InterfaceNetworkNode.java

@@ -129,7 +129,7 @@ public class InterfaceNetworkNode extends NetworkNode implements IComparable {
 
     private boolean isActingAsStorage() {
         for (Direction facing : Direction.values()) {
-            INetworkNode facingNode = API.instance().getNetworkNodeManager((ServerWorld) world).getNode(pos.offset(facing));
+            INetworkNode facingNode = API.instance().getNetworkNodeManager((ServerWorld) world).getNode(pos.relative(facing));
 
             if (facingNode instanceof ExternalStorageNetworkNode &&
                 facingNode.isActive() &&

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/NetworkNode.java

@@ -24,6 +24,8 @@ import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 import java.util.UUID;
 
+import com.refinedmods.refinedstorage.api.network.INetworkNodeVisitor.Operator;
+
 public abstract class NetworkNode implements INetworkNode, INetworkNodeVisitor {
     private static final String NBT_OWNER = "Owner";
     private static final String NBT_VERSION = "Version";
@@ -84,7 +86,7 @@ public abstract class NetworkNode implements INetworkNode, INetworkNodeVisitor {
     @Nonnull
     @Override
     public ItemStack getItemStack() {
-        return new ItemStack(Item.BLOCK_TO_ITEM.get(world.getBlockState(pos).getBlock()), 1);
+        return new ItemStack(Item.BY_BLOCK.get(world.getBlockState(pos).getBlock()), 1);
     }
 
     @Override
@@ -107,7 +109,7 @@ public abstract class NetworkNode implements INetworkNode, INetworkNodeVisitor {
 
     @Override
     public void markDirty() {
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             API.instance().getNetworkNodeManager((ServerWorld) world).markForSaving();
         }
     }
@@ -140,7 +142,7 @@ public abstract class NetworkNode implements INetworkNode, INetworkNodeVisitor {
     @Override
     public void update() {
         if (ticks == 0) {
-            redstonePowered = world.isBlockPowered(pos);
+            redstonePowered = world.hasNeighborSignal(pos);
         }
 
         ++ticks;
@@ -158,7 +160,7 @@ public abstract class NetworkNode implements INetworkNode, INetworkNodeVisitor {
                 BlockState blockState = world.getBlockState(pos);
 
                 if (blockState.getBlock() instanceof NetworkNodeBlock && ((NetworkNodeBlock) blockState.getBlock()).hasConnectedState()) {
-                    world.setBlockState(pos, world.getBlockState(pos).with(NetworkNodeBlock.CONNECTED, canUpdate));
+                    world.setBlockAndUpdate(pos, world.getBlockState(pos).setValue(NetworkNodeBlock.CONNECTED, canUpdate));
                 }
 
                 if (network != null) {
@@ -177,7 +179,7 @@ public abstract class NetworkNode implements INetworkNode, INetworkNodeVisitor {
     @Override
     public CompoundNBT write(CompoundNBT tag) {
         if (owner != null) {
-            tag.putUniqueId(NBT_OWNER, owner);
+            tag.putUUID(NBT_OWNER, owner);
         }
 
         tag.putInt(NBT_VERSION, CURRENT_VERSION);
@@ -194,8 +196,8 @@ public abstract class NetworkNode implements INetworkNode, INetworkNodeVisitor {
     }
 
     public void read(CompoundNBT tag) {
-        if (tag.hasUniqueId(NBT_OWNER)) {
-            owner = tag.getUniqueId(NBT_OWNER);
+        if (tag.hasUUID(NBT_OWNER)) {
+            owner = tag.getUUID(NBT_OWNER);
         }
 
         if (tag.contains(NBT_VERSION)) {
@@ -234,19 +236,19 @@ public abstract class NetworkNode implements INetworkNode, INetworkNodeVisitor {
     @Override
     public void visit(Operator operator) {
         for (Direction facing : Direction.values()) {
-            INetworkNode oppositeNode = NetworkUtils.getNodeFromTile(world.getTileEntity(pos.offset(facing)));
+            INetworkNode oppositeNode = NetworkUtils.getNodeFromTile(world.getBlockEntity(pos.relative(facing)));
             if (oppositeNode == null) {
                 continue;
             }
             if (canConduct(facing) && oppositeNode.canReceive(facing.getOpposite())) {
-                operator.apply(world, pos.offset(facing), facing.getOpposite());
+                operator.apply(world, pos.relative(facing), facing.getOpposite());
             }
         }
     }
 
     @Nullable
     public TileEntity getFacingTile() {
-        return world.getTileEntity(pos.offset(getDirection()));
+        return world.getBlockEntity(pos.relative(getDirection()));
     }
 
     public Direction getDirection() {
@@ -254,7 +256,7 @@ public abstract class NetworkNode implements INetworkNode, INetworkNodeVisitor {
             BlockState state = world.getBlockState(pos);
 
             if (state.getBlock() instanceof BaseBlock) {
-                direction = state.get(((BaseBlock) state.getBlock()).getDirection().getProperty());
+                direction = state.getValue(((BaseBlock) state.getBlock()).getDirection().getProperty());
             }
         }
 

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/NetworkTransmitterNetworkNode.java

@@ -98,7 +98,7 @@ public class NetworkTransmitterNetworkNode extends NetworkNode {
     }
 
     public boolean isSameDimension() {
-        return world.getDimensionKey() == receiverDimension;
+        return world.dimension() == receiverDimension;
     }
 
     private boolean canTransmit() {
@@ -116,13 +116,13 @@ public class NetworkTransmitterNetworkNode extends NetworkNode {
 
         if (canTransmit()) {
             if (!isSameDimension()) {
-                World dimensionWorld = world.getServer().getWorld(receiverDimension);
+                World dimensionWorld = world.getServer().getLevel(receiverDimension);
 
-                if (dimensionWorld != null && dimensionWorld.getTileEntity(receiver) instanceof NetworkReceiverTile) {
+                if (dimensionWorld != null && dimensionWorld.getBlockEntity(receiver) instanceof NetworkReceiverTile) {
                     operator.apply(dimensionWorld, receiver, null);
                 }
             } else {
-                if (world.getTileEntity(receiver) instanceof NetworkReceiverTile) {
+                if (world.getBlockEntity(receiver) instanceof NetworkReceiverTile) {
                     operator.apply(world, receiver, null);
                 }
             }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/RootNetworkNode.java

@@ -16,6 +16,8 @@ import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 import java.util.UUID;
 
+import com.refinedmods.refinedstorage.api.network.INetworkNodeVisitor.Operator;
+
 public class RootNetworkNode implements INetworkNode, INetworkNodeVisitor {
     private final INetwork network;
     private final World world;
@@ -54,7 +56,7 @@ public class RootNetworkNode implements INetworkNode, INetworkNodeVisitor {
         BlockState state = world.getBlockState(pos);
 
         @SuppressWarnings("deprecation")
-        Item item = Item.getItemFromBlock(state.getBlock());
+        Item item = Item.byBlock(state.getBlock());
 
         return new ItemStack(item, 1);
     }
@@ -107,7 +109,7 @@ public class RootNetworkNode implements INetworkNode, INetworkNodeVisitor {
     @Override
     public void visit(Operator operator) {
         for (Direction facing : Direction.values()) {
-            operator.apply(world, pos.offset(facing), facing.getOpposite());
+            operator.apply(world, pos.relative(facing), facing.getOpposite());
         }
     }
 }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/SecurityManagerNetworkNode.java

@@ -35,7 +35,7 @@ public class SecurityManagerNetworkNode extends NetworkNode implements ISecurity
         .addValidator(new ItemValidator(RSItems.SECURITY_CARD.get()))
         .addListener(new NetworkNodeInventoryListener(this))
         .addListener(((handler, slot, reading) -> {
-            if (!world.isRemote) {
+            if (!world.isClientSide) {
                 invalidate();
             }
 

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/StorageMonitorNetworkNode.java

@@ -109,11 +109,11 @@ public class StorageMonitorNetworkNode extends NetworkNode implements IComparabl
         long insertedAt = deposit.getValue();
 
         if (System.currentTimeMillis() - insertedAt < DEPOSIT_ALL_MAX_DELAY) {
-            for (int i = 0; i < player.inventory.getSizeInventory(); ++i) {
-                ItemStack toInsert = player.inventory.getStackInSlot(i);
+            for (int i = 0; i < player.inventory.getContainerSize(); ++i) {
+                ItemStack toInsert = player.inventory.getItem(i);
 
                 if (API.instance().getComparer().isEqual(inserted, toInsert, compare)) {
-                    player.inventory.setInventorySlotContents(i, network.insertItemTracked(toInsert, toInsert.getCount()));
+                    player.inventory.setItem(i, network.insertItemTracked(toInsert, toInsert.getCount()));
                 }
             }
         }
@@ -143,7 +143,7 @@ public class StorageMonitorNetworkNode extends NetworkNode implements IComparabl
         ItemStack filter = itemFilter.getStackInSlot(0);
 
         if (!filter.isEmpty() && API.instance().getComparer().isEqual(filter, toInsert, compare)) {
-            player.inventory.setInventorySlotContents(player.inventory.currentItem, network.insertItemTracked(toInsert, toInsert.getCount()));
+            player.inventory.setItem(player.inventory.selected, network.insertItemTracked(toInsert, toInsert.getCount()));
 
             deposits.put(player.getGameProfile().getName(), Pair.of(toInsert, System.currentTimeMillis()));
         }
@@ -165,11 +165,11 @@ public class StorageMonitorNetworkNode extends NetworkNode implements IComparabl
 
             network.insertFluidTracked(result.getValue(), result.getValue().getAmount());
 
-            player.inventory.setInventorySlotContents(player.inventory.currentItem, ItemStack.EMPTY);
+            player.inventory.setItem(player.inventory.selected, ItemStack.EMPTY);
 
             ItemStack container = result.getLeft();
-            if (!player.inventory.addItemStackToInventory(container.copy())) {
-                InventoryHelper.spawnItemStack(player.getEntityWorld(), player.getPosX(), player.getPosY(), player.getPosZ(), container);
+            if (!player.inventory.add(container.copy())) {
+                InventoryHelper.dropItemStack(player.getCommandSenderWorld(), player.getX(), player.getY(), player.getZ(), container);
             }
         }
     }
@@ -198,8 +198,8 @@ public class StorageMonitorNetworkNode extends NetworkNode implements IComparabl
         if (!filter.isEmpty()) {
             ItemStack result = network.extractItem(filter, toExtract, compare, Action.PERFORM);
 
-            if (!result.isEmpty() && !player.inventory.addItemStackToInventory(result.copy())) {
-                InventoryHelper.spawnItemStack(world, player.getPosX(), player.getPosY(), player.getPosZ(), result);
+            if (!result.isEmpty() && !player.inventory.add(result.copy())) {
+                InventoryHelper.dropItemStack(world, player.getX(), player.getY(), player.getZ(), result);
             }
         }
     }
@@ -223,8 +223,8 @@ public class StorageMonitorNetworkNode extends NetworkNode implements IComparabl
 
                 fluidHandler.fill(network.extractFluid(stack, FluidAttributes.BUCKET_VOLUME, Action.PERFORM), IFluidHandler.FluidAction.EXECUTE);
 
-                if (!player.inventory.addItemStackToInventory(fluidHandler.getContainer().copy())) {
-                    InventoryHelper.spawnItemStack(player.getEntityWorld(), player.getPosX(), player.getPosY(), player.getPosZ(), fluidHandler.getContainer());
+                if (!player.inventory.add(fluidHandler.getContainer().copy())) {
+                    InventoryHelper.dropItemStack(player.getCommandSenderWorld(), player.getX(), player.getY(), player.getZ(), fluidHandler.getContainer());
                 }
             }));
         }
@@ -318,7 +318,7 @@ public class StorageMonitorNetworkNode extends NetworkNode implements IComparabl
 
     @Override
     public int getType() {
-        return world.isRemote ? StorageMonitorTile.TYPE.getValue() : type;
+        return world.isClientSide ? StorageMonitorTile.TYPE.getValue() : type;
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/WirelessTransmitterNetworkNode.java

@@ -15,6 +15,8 @@ import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
 import net.minecraftforge.items.IItemHandler;
 
+import com.refinedmods.refinedstorage.api.network.INetworkNodeVisitor.Operator;
+
 public class WirelessTransmitterNetworkNode extends NetworkNode implements IWirelessTransmitter {
     public static final ResourceLocation ID = new ResourceLocation(RS.ID, "wireless_transmitter");
 
@@ -62,7 +64,7 @@ public class WirelessTransmitterNetworkNode extends NetworkNode implements IWire
 
     @Override
     public RegistryKey<World> getDimension() {
-        return world.getDimensionKey();
+        return world.dimension();
     }
 
     public BaseItemHandler getUpgrades() {
@@ -81,6 +83,6 @@ public class WirelessTransmitterNetworkNode extends NetworkNode implements IWire
 
     @Override
     public void visit(Operator operator) {
-        operator.apply(world, pos.offset(Direction.DOWN), Direction.UP);
+        operator.apply(world, pos.relative(Direction.DOWN), Direction.UP);
     }
 }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/cover/CoverManager.java

@@ -92,11 +92,11 @@ public class CoverManager {
 
     public void readFromNbt(CompoundNBT nbt) {
         covers.clear();
-        for (String s : nbt.keySet()) {
+        for (String s : nbt.getAllKeys()) {
             CompoundNBT tag = nbt.getCompound(s);
             if (tag.contains(NBT_DIRECTION) && tag.contains(NBT_ITEM)) {
-                Direction direction = Direction.byIndex(tag.getInt(NBT_DIRECTION));
-                ItemStack item = ItemStack.read(tag.getCompound(NBT_ITEM));
+                Direction direction = Direction.from3DDataValue(tag.getInt(NBT_DIRECTION));
+                ItemStack item = ItemStack.of(tag.getCompound(NBT_ITEM));
                 int type = tag.contains(NBT_TYPE) ? tag.getInt(NBT_TYPE) : 0;
 
                 if (type >= CoverType.values().length) {
@@ -151,16 +151,16 @@ public class CoverManager {
 
         BlockState state = getBlockState(item);
 
-        return block != null && state != null && isModelSupported(state) && !block.ticksRandomly(state)
-                && !block.hasTileEntity(state) && !state.isTransparent(); //Changed from 1.12: to use 1.16 methods
+        return block != null && state != null && isModelSupported(state) && !block.isRandomlyTicking(state)
+                && !block.hasTileEntity(state) && !state.useShapeForLightOcclusion(); //Changed from 1.12: to use 1.16 methods
     }
 
     private static boolean isModelSupported(BlockState state) {
-        if (state.getRenderType() != BlockRenderType.MODEL) {
+        if (state.getRenderShape() != BlockRenderType.MODEL) {
             return false;
         }
 
-        return state.isSolid();
+        return state.canOcclude();
     }
 
     @Nullable
@@ -169,7 +169,7 @@ public class CoverManager {
             return null;
         }
 
-        Block block = Block.getBlockFromItem(item.getItem());
+        Block block = Block.byItem(item.getItem());
 
         if (block == Blocks.AIR) {
             return null;
@@ -187,7 +187,7 @@ public class CoverManager {
             return null;
         }
 
-        return block.getDefaultState();
+        return block.defaultBlockState();
     }
     
 }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/diskdrive/DiskDriveNetworkNode.java

@@ -64,7 +64,7 @@ public class DiskDriveNetworkNode extends NetworkNode implements IStorageProvide
         .addValidator(new StorageDiskItemValidator())
         .addListener(new NetworkNodeInventoryListener(this))
         .addListener((handler, slot, reading) -> {
-            if (!world.isRemote) {
+            if (!world.isClientSide) {
                 StackUtils.createStorages(
                     (ServerWorld) world,
                     handler.getStackInSlot(slot),
@@ -328,7 +328,7 @@ public class DiskDriveNetworkNode extends NetworkNode implements IStorageProvide
 
     @Override
     public int getType() {
-        return world.isRemote ? DiskDriveTile.TYPE.getValue() : type;
+        return world.isClientSide ? DiskDriveTile.TYPE.getValue() : type;
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/diskmanipulator/DiskManipulatorNetworkNode.java

@@ -76,7 +76,7 @@ public class DiskManipulatorNetworkNode extends NetworkNode implements IComparab
         .addValidator(new StorageDiskItemValidator())
         .addListener(new NetworkNodeInventoryListener(this))
         .addListener((handler, slot, reading) -> {
-            if (!world.isRemote) {
+            if (!world.isClientSide) {
                 StackUtils.createStorages(
                     (ServerWorld) world,
                     handler.getStackInSlot(slot),
@@ -97,7 +97,7 @@ public class DiskManipulatorNetworkNode extends NetworkNode implements IComparab
         .addValidator(new StorageDiskItemValidator())
         .addListener(new NetworkNodeInventoryListener(this))
         .addListener(((handler, slot, reading) -> {
-            if (!world.isRemote) {
+            if (!world.isClientSide) {
                 StackUtils.createStorages(
                     (ServerWorld) world,
                     handler.getStackInSlot(slot),
@@ -420,7 +420,7 @@ public class DiskManipulatorNetworkNode extends NetworkNode implements IComparab
 
     @Override
     public int getType() {
-        return world.isRemote ? DiskManipulatorTile.TYPE.getValue() : type;
+        return world.isClientSide ? DiskManipulatorTile.TYPE.getValue() : type;
     }
 
     @Override

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/storage/FluidStorageNetworkNode.java

@@ -140,7 +140,7 @@ public class FluidStorageNetworkNode extends NetworkNode implements IStorageScre
     public CompoundNBT write(CompoundNBT tag) {
         super.write(tag);
 
-        tag.putUniqueId(NBT_ID, storageId);
+        tag.putUUID(NBT_ID, storageId);
 
         return tag;
     }
@@ -149,8 +149,8 @@ public class FluidStorageNetworkNode extends NetworkNode implements IStorageScre
     public void read(CompoundNBT tag) {
         super.read(tag);
 
-        if (tag.hasUniqueId(NBT_ID)) {
-            storageId = tag.getUniqueId(NBT_ID);
+        if (tag.hasUUID(NBT_ID)) {
+            storageId = tag.getUUID(NBT_ID);
 
             loadStorage(null);
         }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/node/storage/StorageNetworkNode.java

@@ -140,7 +140,7 @@ public class StorageNetworkNode extends NetworkNode implements IStorageScreen, I
     public CompoundNBT write(CompoundNBT tag) {
         super.write(tag);
 
-        tag.putUniqueId(NBT_ID, storageId);
+        tag.putUUID(NBT_ID, storageId);
 
         return tag;
     }
@@ -149,8 +149,8 @@ public class StorageNetworkNode extends NetworkNode implements IStorageScreen, I
     public void read(CompoundNBT tag) {
         super.read(tag);
 
-        if (tag.hasUniqueId(NBT_ID)) {
-            storageId = tag.getUniqueId(NBT_ID);
+        if (tag.hasUUID(NBT_ID)) {
+            storageId = tag.getUUID(NBT_ID);
 
             loadStorage(null);
         }

src/main/java/com/refinedmods/refinedstorage/apiimpl/network/security/SecurityManager.java

@@ -24,9 +24,9 @@ public class SecurityManager implements ISecurityManager {
 
     @Override
     public boolean hasPermission(Permission permission, PlayerEntity player) {
-        OpList ops = player.getServer().getPlayerList().getOppedPlayers();
+        OpList ops = player.getServer().getPlayerList().getOps();
 
-        if (ops.getEntry(player.getGameProfile()) != null) {
+        if (ops.get(player.getGameProfile()) != null) {
             return true;
         }
 

src/main/java/com/refinedmods/refinedstorage/apiimpl/storage/disk/FluidStorageDisk.java

@@ -60,7 +60,7 @@ public class FluidStorageDisk implements IStorageDisk<FluidStack> {
         tag.putInt(NBT_CAPACITY, capacity);
 
         if (owner != null) {
-            tag.putUniqueId(NBT_OWNER, owner);
+            tag.putUUID(NBT_OWNER, owner);
         }
 
         return tag;

src/main/java/com/refinedmods/refinedstorage/apiimpl/storage/disk/ItemStorageDisk.java

@@ -62,7 +62,7 @@ public class ItemStorageDisk implements IStorageDisk<ItemStack> {
         tag.putInt(NBT_CAPACITY, capacity);
 
         if (owner != null) {
-            tag.putUniqueId(NBT_OWNER, owner);
+            tag.putUUID(NBT_OWNER, owner);
         }
 
         return tag;

src/main/java/com/refinedmods/refinedstorage/apiimpl/storage/disk/StorageDiskManager.java

@@ -90,18 +90,18 @@ public class StorageDiskManager extends RSWorldSavedData implements IStorageDisk
 
     @Override
     public void markForSaving() {
-        markDirty();
+        setDirty();
     }
 
     @Override
-    public void read(CompoundNBT tag) {
+    public void load(CompoundNBT tag) {
         if (tag.contains(NBT_DISKS)) {
             ListNBT disksTag = tag.getList(NBT_DISKS, Constants.NBT.TAG_COMPOUND);
 
             for (int i = 0; i < disksTag.size(); ++i) {
                 CompoundNBT diskTag = disksTag.getCompound(i);
 
-                UUID id = diskTag.getUniqueId(NBT_DISK_ID);
+                UUID id = diskTag.getUUID(NBT_DISK_ID);
                 CompoundNBT data = diskTag.getCompound(NBT_DISK_DATA);
                 String type = diskTag.getString(NBT_DISK_TYPE);
 
@@ -114,13 +114,13 @@ public class StorageDiskManager extends RSWorldSavedData implements IStorageDisk
     }
 
     @Override
-    public CompoundNBT write(CompoundNBT tag) {
+    public CompoundNBT save(CompoundNBT tag) {
         ListNBT disksTag = new ListNBT();
 
         for (Map.Entry<UUID, IStorageDisk> entry : disks.entrySet()) {
             CompoundNBT diskTag = new CompoundNBT();
 
-            diskTag.putUniqueId(NBT_DISK_ID, entry.getKey());
+            diskTag.putUUID(NBT_DISK_ID, entry.getKey());
             diskTag.put(NBT_DISK_DATA, entry.getValue().writeToNbt());
             diskTag.putString(NBT_DISK_TYPE, entry.getValue().getFactoryId().toString());
 

src/main/java/com/refinedmods/refinedstorage/apiimpl/storage/disk/factory/FluidStorageDiskFactory.java

@@ -26,7 +26,7 @@ public class FluidStorageDiskFactory implements IStorageDiskFactory<FluidStack>
         FluidStorageDisk disk = new FluidStorageDisk(
             world,
             tag.getInt(FluidStorageDisk.NBT_CAPACITY),
-            tag.contains(FluidStorageDisk.NBT_OWNER) ? tag.getUniqueId(FluidStorageDisk.NBT_OWNER) : null
+            tag.contains(FluidStorageDisk.NBT_OWNER) ? tag.getUUID(FluidStorageDisk.NBT_OWNER) : null
         );
 
         ListNBT list = tag.getList(FluidStorageDisk.NBT_FLUIDS, Constants.NBT.TAG_COMPOUND);

src/main/java/com/refinedmods/refinedstorage/apiimpl/storage/disk/factory/ItemStorageDiskFactory.java

@@ -26,7 +26,7 @@ public class ItemStorageDiskFactory implements IStorageDiskFactory<ItemStack> {
         ItemStorageDisk disk = new ItemStorageDisk(
             world,
             tag.getInt(ItemStorageDisk.NBT_CAPACITY),
-            tag.contains(ItemStorageDisk.NBT_OWNER) ? tag.getUniqueId(ItemStorageDisk.NBT_OWNER) : null
+            tag.contains(ItemStorageDisk.NBT_OWNER) ? tag.getUUID(ItemStorageDisk.NBT_OWNER) : null
         );
 
         ListNBT list = tag.getList(ItemStorageDisk.NBT_ITEMS, Constants.NBT.TAG_COMPOUND);

src/main/java/com/refinedmods/refinedstorage/apiimpl/storage/externalstorage/FluidExternalStorageProvider.java

@@ -21,7 +21,7 @@ public class FluidExternalStorageProvider implements IExternalStorageProvider<Fl
     @Override
     public IExternalStorage<FluidStack> provide(IExternalStorageContext context, TileEntity tile, Direction direction) {
         return new FluidExternalStorage(context, () -> {
-            if (!tile.getWorld().isBlockPresent(tile.getPos())) {
+            if (!tile.getLevel().isLoaded(tile.getBlockPos())) {
                 return null;
             }
 

src/main/java/com/refinedmods/refinedstorage/apiimpl/storage/externalstorage/ItemExternalStorageProvider.java

@@ -30,7 +30,7 @@ public class ItemExternalStorageProvider implements IExternalStorageProvider<Ite
     @Override
     public IExternalStorage<ItemStack> provide(IExternalStorageContext context, TileEntity tile, Direction direction) {
         return new ItemExternalStorage(context, () -> {
-            if (!tile.getWorld().isBlockPresent(tile.getPos())) {
+            if (!tile.getLevel().isLoaded(tile.getBlockPos())) {
                 return null;
             }
 

src/main/java/com/refinedmods/refinedstorage/apiimpl/storage/tracker/StorageTrackerManager.java

@@ -28,7 +28,7 @@ public class StorageTrackerManager extends RSWorldSavedData implements IStorageT
 
     @Override
     public void markForSaving() {
-        this.markDirty();
+        this.setDirty();
     }
 
 
@@ -55,14 +55,14 @@ public class StorageTrackerManager extends RSWorldSavedData implements IStorageT
     }
 
     @Override
-    public void read(CompoundNBT nbt) {
+    public void load(CompoundNBT nbt) {
         if (nbt.contains(NBT_TRACKERS)) {
             ListNBT trackerTags = nbt.getList(NBT_TRACKERS, Constants.NBT.TAG_COMPOUND);
 
             for (int i = 0; i < trackerTags.size(); ++i) {
                 CompoundNBT trackerTag = trackerTags.getCompound(i);
 
-                UUID id = trackerTag.getUniqueId(NBT_TRACKER_ID);
+                UUID id = trackerTag.getUUID(NBT_TRACKER_ID);
                 ListNBT data = trackerTag.getList(NBT_TRACKER_DATA, Constants.NBT.TAG_COMPOUND);
                 StorageType type = StorageType.values()[trackerTag.getInt(NBT_TRACKER_TYPE)];
 
@@ -73,13 +73,13 @@ public class StorageTrackerManager extends RSWorldSavedData implements IStorageT
     }
 
     @Override
-    public CompoundNBT write(CompoundNBT compound) {
+    public CompoundNBT save(CompoundNBT compound) {
         ListNBT trackerListTag = new ListNBT();
 
         for (Map.Entry<UUID, IStorageTracker<?>> entry : trackers.entrySet()) {
             CompoundNBT trackerTag = new CompoundNBT();
 
-            trackerTag.putUniqueId(NBT_TRACKER_ID, entry.getKey());
+            trackerTag.putUUID(NBT_TRACKER_ID, entry.getKey());
             trackerTag.put(NBT_TRACKER_DATA, entry.getValue().serializeNbt());
             trackerTag.putInt(NBT_TRACKER_TYPE, entry.getValue() instanceof ItemStorageTracker ? StorageType.ITEM.ordinal() : StorageType.FLUID.ordinal());
 

src/main/java/com/refinedmods/refinedstorage/apiimpl/util/Comparer.java

@@ -13,11 +13,11 @@ public class Comparer implements IComparer {
             return true;
         }
 
-        if (!ItemStack.areItemsEqual(left, right)) {
+        if (!ItemStack.isSame(left, right)) {
             return false;
         }
 
-        if ((flags & COMPARE_NBT) == COMPARE_NBT && !ItemStack.areItemStackTagsEqual(left, right)) {
+        if ((flags & COMPARE_NBT) == COMPARE_NBT && !ItemStack.tagMatches(left, right)) {
             return false;
         }
 

src/main/java/com/refinedmods/refinedstorage/apiimpl/util/RSWorldSavedData.java

@@ -19,10 +19,10 @@ public abstract class RSWorldSavedData extends WorldSavedData {
     }
 
     @Override
-    public abstract void read(CompoundNBT nbt);
+    public abstract void load(CompoundNBT nbt);
 
     @Override
-    public abstract CompoundNBT write(CompoundNBT compound);
+    public abstract CompoundNBT save(CompoundNBT compound);
 
     @Override
     public void save(File fileIn) {
@@ -31,8 +31,8 @@ public abstract class RSWorldSavedData extends WorldSavedData {
             File tempFile = fileIn.toPath().getParent().resolve(fileIn.getName() + ".temp").toFile();
 
             CompoundNBT compoundnbt = new CompoundNBT();
-            compoundnbt.put("data", this.write(new CompoundNBT()));
-            compoundnbt.putInt("DataVersion", SharedConstants.getVersion().getWorldVersion());
+            compoundnbt.put("data", this.save(new CompoundNBT()));
+            compoundnbt.putInt("DataVersion", SharedConstants.getCurrentVersion().getWorldVersion());
 
             try {
                 CompressedStreamTools.writeCompressed(compoundnbt, tempFile);

src/main/java/com/refinedmods/refinedstorage/block/BaseBlock.java

@@ -8,6 +8,8 @@ import net.minecraft.util.Rotation;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
 
+import net.minecraft.block.AbstractBlock.Properties;
+
 public abstract class BaseBlock extends Block {
     protected BaseBlock(Properties properties) {
         super(properties);
@@ -22,9 +24,9 @@ public abstract class BaseBlock extends Block {
     public BlockState rotate(BlockState state, Rotation rot) {
         BlockDirection dir = getDirection();
         if (dir != BlockDirection.NONE) {
-            Direction newDirection = dir.cycle(state.get(dir.getProperty()));
+            Direction newDirection = dir.cycle(state.getValue(dir.getProperty()));
 
-            return state.with(dir.getProperty(), newDirection);
+            return state.setValue(dir.getProperty(), newDirection);
         }
 
         return super.rotate(state, rot);
@@ -36,8 +38,8 @@ public abstract class BaseBlock extends Block {
 
     @Override
     @SuppressWarnings("deprecation")
-    public void onReplaced(BlockState state, World world, BlockPos pos, BlockState newState, boolean isMoving) {
-        super.onReplaced(state, world, pos, newState, isMoving);
+    public void onRemove(BlockState state, World world, BlockPos pos, BlockState newState, boolean isMoving) {
+        super.onRemove(state, world, pos, newState, isMoving);
 
         checkIfDirectionHasChanged(state, world, pos, newState);
     }
@@ -45,14 +47,14 @@ public abstract class BaseBlock extends Block {
     protected void checkIfDirectionHasChanged(BlockState state, World world, BlockPos pos, BlockState newState) {
         if (getDirection() != BlockDirection.NONE &&
             state.getBlock() == newState.getBlock() &&
-            state.get(getDirection().getProperty()) != newState.get(getDirection().getProperty())) {
-            onDirectionChanged(world, pos, newState.get(getDirection().getProperty()));
+            state.getValue(getDirection().getProperty()) != newState.getValue(getDirection().getProperty())) {
+            onDirectionChanged(world, pos, newState.getValue(getDirection().getProperty()));
         }
     }
 
     @Override
-    protected void fillStateContainer(StateContainer.Builder<Block, BlockState> builder) {
-        super.fillStateContainer(builder);
+    protected void createBlockStateDefinition(StateContainer.Builder<Block, BlockState> builder) {
+        super.createBlockStateDefinition(builder);
 
         BlockDirection dir = getDirection();
         if (dir != BlockDirection.NONE) {

src/main/java/com/refinedmods/refinedstorage/block/BlockDirection.java

@@ -31,7 +31,7 @@ public enum BlockDirection {
             case ANY_FACE_PLAYER:
                 return DirectionUtils.getFacingFromEntity(pos, entity);
             case HORIZONTAL:
-                return entity.getHorizontalFacing().getOpposite();
+                return entity.getDirection().getOpposite();
             default:
                 throw new IllegalStateException("Unknown direction type");
         }
@@ -43,7 +43,7 @@ public enum BlockDirection {
             case ANY_FACE_PLAYER:
                 return previous.ordinal() + 1 >= Direction.values().length ? Direction.values()[0] : Direction.values()[previous.ordinal() + 1];
             case HORIZONTAL:
-                return previous.rotateYCCW();
+                return previous.getCounterClockWise();
             default:
                 throw new IllegalStateException("Unknown direction type");
         }

src/main/java/com/refinedmods/refinedstorage/block/CableBlock.java

@@ -34,6 +34,8 @@ import net.minecraft.world.World;
 import javax.annotation.Nullable;
 import java.util.Optional;
 
+import net.minecraft.block.AbstractBlock.Properties;
+
 public class CableBlock extends NetworkNodeBlock implements IWaterLoggable {
     private static final BooleanProperty NORTH = BooleanProperty.create("north");
     private static final BooleanProperty EAST = BooleanProperty.create("east");
@@ -43,40 +45,40 @@ public class CableBlock extends NetworkNodeBlock implements IWaterLoggable {
     private static final BooleanProperty DOWN = BooleanProperty.create("down");
     private static final BooleanProperty WATERLOGGED = BooleanProperty.create("waterlogged");
 
-    protected static final VoxelShape HOLDER_NORTH = makeCuboidShape(7, 7, 2, 9, 9, 6);
-    protected static final VoxelShape HOLDER_EAST = makeCuboidShape(10, 7, 7, 14, 9, 9);
-    protected static final VoxelShape HOLDER_SOUTH = makeCuboidShape(7, 7, 10, 9, 9, 14);
-    protected static final VoxelShape HOLDER_WEST = makeCuboidShape(2, 7, 7, 6, 9, 9);
-    protected static final VoxelShape HOLDER_UP = makeCuboidShape(7, 10, 7, 9, 14, 9);
-    protected static final VoxelShape HOLDER_DOWN = makeCuboidShape(7, 2, 7, 9, 6, 9);
+    protected static final VoxelShape HOLDER_NORTH = box(7, 7, 2, 9, 9, 6);
+    protected static final VoxelShape HOLDER_EAST = box(10, 7, 7, 14, 9, 9);
+    protected static final VoxelShape HOLDER_SOUTH = box(7, 7, 10, 9, 9, 14);
+    protected static final VoxelShape HOLDER_WEST = box(2, 7, 7, 6, 9, 9);
+    protected static final VoxelShape HOLDER_UP = box(7, 10, 7, 9, 14, 9);
+    protected static final VoxelShape HOLDER_DOWN = box(7, 2, 7, 9, 6, 9);
 
-    private static final VoxelShape SHAPE_CORE = makeCuboidShape(6, 6, 6, 10, 10, 10);
-    private static final VoxelShape SHAPE_NORTH = makeCuboidShape(6, 6, 0, 10, 10, 6);
-    private static final VoxelShape SHAPE_EAST = makeCuboidShape(10, 6, 6, 16, 10, 10);
-    private static final VoxelShape SHAPE_SOUTH = makeCuboidShape(6, 6, 10, 10, 10, 16);
-    private static final VoxelShape SHAPE_WEST = makeCuboidShape(0, 6, 6, 6, 10, 10);
-    private static final VoxelShape SHAPE_UP = makeCuboidShape(6, 10, 6, 10, 16, 10);
-    private static final VoxelShape SHAPE_DOWN = makeCuboidShape(6, 0, 6, 10, 6, 10);
+    private static final VoxelShape SHAPE_CORE = box(6, 6, 6, 10, 10, 10);
+    private static final VoxelShape SHAPE_NORTH = box(6, 6, 0, 10, 10, 6);
+    private static final VoxelShape SHAPE_EAST = box(10, 6, 6, 16, 10, 10);
+    private static final VoxelShape SHAPE_SOUTH = box(6, 6, 10, 10, 10, 16);
+    private static final VoxelShape SHAPE_WEST = box(0, 6, 6, 6, 10, 10);
+    private static final VoxelShape SHAPE_UP = box(6, 10, 6, 10, 16, 10);
+    private static final VoxelShape SHAPE_DOWN = box(6, 0, 6, 10, 6, 10);
 
     public CableBlock(Properties props) {
         super(props);
-        this.setDefaultState(getDefaultState().with(WATERLOGGED, false));
+        this.registerDefaultState(defaultBlockState().setValue(WATERLOGGED, false));
     }
 
     public CableBlock() {
         super(BlockUtils.DEFAULT_GLASS_PROPERTIES);
 
-        this.setDefaultState(getDefaultState().with(NORTH, false).with(EAST, false).with(SOUTH, false).with(WEST, false).with(UP, false).with(DOWN, false).with(WATERLOGGED, false));
+        this.registerDefaultState(defaultBlockState().setValue(NORTH, false).setValue(EAST, false).setValue(SOUTH, false).setValue(WEST, false).setValue(UP, false).setValue(DOWN, false).setValue(WATERLOGGED, false));
     }
 
     @Override
     @SuppressWarnings("deprecation")
-    public BlockState updatePostPlacement(BlockState state, Direction dir, BlockState facingState, IWorld world, BlockPos pos, BlockPos facingPos) {
+    public BlockState updateShape(BlockState state, Direction dir, BlockState facingState, IWorld world, BlockPos pos, BlockPos facingPos) {
         return getState(state, world, pos);
     }
 
     @Override
-    public boolean allowsMovement(BlockState state, IBlockReader worldIn, BlockPos pos, PathType type) {
+    public boolean isPathfindable(BlockState state, IBlockReader worldIn, BlockPos pos, PathType type) {
         return false;
     }
 
@@ -89,27 +91,27 @@ public class CableBlock extends NetworkNodeBlock implements IWaterLoggable {
     protected static VoxelShape getCableShape(BlockState state) {
         VoxelShape shape = SHAPE_CORE;
 
-        if (Boolean.TRUE.equals(state.get(NORTH))) {
+        if (Boolean.TRUE.equals(state.getValue(NORTH))) {
             shape = VoxelShapes.or(shape, SHAPE_NORTH);
         }
 
-        if (Boolean.TRUE.equals(state.get(EAST))) {
+        if (Boolean.TRUE.equals(state.getValue(EAST))) {
             shape = VoxelShapes.or(shape, SHAPE_EAST);
         }
 
-        if (Boolean.TRUE.equals(state.get(SOUTH))) {
+        if (Boolean.TRUE.equals(state.getValue(SOUTH))) {
             shape = VoxelShapes.or(shape, SHAPE_SOUTH);
         }
 
-        if (Boolean.TRUE.equals(state.get(WEST))) {
+        if (Boolean.TRUE.equals(state.getValue(WEST))) {
             shape = VoxelShapes.or(shape, SHAPE_WEST);
         }
 
-        if (Boolean.TRUE.equals(state.get(UP))) {
+        if (Boolean.TRUE.equals(state.getValue(UP))) {
             shape = VoxelShapes.or(shape, SHAPE_UP);
         }
 
-        if (Boolean.TRUE.equals(state.get(DOWN))) {
+        if (Boolean.TRUE.equals(state.getValue(DOWN))) {
             shape = VoxelShapes.or(shape, SHAPE_DOWN);
         }
 
@@ -125,15 +127,15 @@ public class CableBlock extends NetworkNodeBlock implements IWaterLoggable {
         // This is already checked in hasNode().
         // But since rotate() doesn't invalidate that connection, we need to do it here.
         // Ideally, this code would be in rotate(). But rotate() doesn't have any data about the position and world, so we need to do it here.
-        world.setBlockState(pos, getState(world.getBlockState(pos), world, pos));
+        world.setBlockAndUpdate(pos, getState(world.getBlockState(pos), world, pos));
 
 
         //when rotating skip rotations blocked by covers
         BlockDirection dir = getDirection();
         if (dir != BlockDirection.NONE) {
-            if (isSideCovered(world.getTileEntity(pos), newDirection)) {
+            if (isSideCovered(world.getBlockEntity(pos), newDirection)) {
                 BlockState newState = rotate(world.getBlockState(pos), Rotation.CLOCKWISE_90);
-                world.setBlockState(pos, newState);
+                world.setBlockAndUpdate(pos, newState);
             }
         }
 
@@ -143,45 +145,45 @@ public class CableBlock extends NetworkNodeBlock implements IWaterLoggable {
     @Override
     public void neighborChanged(BlockState state, World world, BlockPos pos, Block blockIn, BlockPos fromPos, boolean isMoving) {
         super.neighborChanged(state, world, pos, blockIn, fromPos, isMoving);
-        world.setBlockState(pos, getState(world.getBlockState(pos), world, pos));
+        world.setBlockAndUpdate(pos, getState(world.getBlockState(pos), world, pos));
     }
 
     @Nullable
     @Override
     public BlockState getStateForPlacement(BlockItemUseContext ctx) {
-        return getState(getDefaultState(), ctx.getWorld(), ctx.getPos());
+        return getState(defaultBlockState(), ctx.getLevel(), ctx.getClickedPos());
     }
 
     @Override
     @SuppressWarnings("deprecation")
     public FluidState getFluidState(BlockState state) {
-        return Boolean.TRUE.equals(state.get(WATERLOGGED)) ? Fluids.WATER.getStillFluidState(false) : super.getFluidState(state);
+        return Boolean.TRUE.equals(state.getValue(WATERLOGGED)) ? Fluids.WATER.getSource(false) : super.getFluidState(state);
     }
 
     @Override
-    public boolean receiveFluid(IWorld worldIn, BlockPos pos, BlockState state, FluidState fluidStateIn) {
-        return IWaterLoggable.super.receiveFluid(worldIn, pos, state, fluidStateIn);
+    public boolean placeLiquid(IWorld worldIn, BlockPos pos, BlockState state, FluidState fluidStateIn) {
+        return IWaterLoggable.super.placeLiquid(worldIn, pos, state, fluidStateIn);
     }
 
     @Override
-    public boolean canContainFluid(IBlockReader worldIn, BlockPos pos, BlockState state, Fluid fluidIn) {
-        return IWaterLoggable.super.canContainFluid(worldIn, pos, state, fluidIn);
+    public boolean canPlaceLiquid(IBlockReader worldIn, BlockPos pos, BlockState state, Fluid fluidIn) {
+        return IWaterLoggable.super.canPlaceLiquid(worldIn, pos, state, fluidIn);
     }
 
     private boolean hasNodeConnection(IWorld world, BlockPos pos, BlockState state, Direction direction) {
         // Prevent the "holder" of a cable block conflicting with a cable connection.
-        if (getDirection() != BlockDirection.NONE && state.get(getDirection().getProperty()).getOpposite() == direction) {
+        if (getDirection() != BlockDirection.NONE && state.getValue(getDirection().getProperty()).getOpposite() == direction) {
             return false;
         }
 
-        TileEntity tile = world.getTileEntity(pos);
+        TileEntity tile = world.getBlockEntity(pos);
         if (tile == null) {
             return false;
         }
 
         return tile.getCapability(NetworkNodeProxyCapability.NETWORK_NODE_PROXY_CAPABILITY, direction).isPresent()
             && !isSideCovered(tile, direction)
-            && !isSideCovered(world.getTileEntity(pos.offset(direction)), direction.getOpposite());
+            && !isSideCovered(world.getBlockEntity(pos.relative(direction)), direction.getOpposite());
     }
 
     private boolean isSideCovered(TileEntity tile, Direction direction) {
@@ -204,20 +206,20 @@ public class CableBlock extends NetworkNodeBlock implements IWaterLoggable {
     }
 
     private BlockState getState(BlockState currentState, IWorld world, BlockPos pos) {
-        boolean north = hasNodeConnection(world, pos.offset(Direction.NORTH), currentState, Direction.SOUTH);
-        boolean east = hasNodeConnection(world, pos.offset(Direction.EAST), currentState, Direction.WEST);
-        boolean south = hasNodeConnection(world, pos.offset(Direction.SOUTH), currentState, Direction.NORTH);
-        boolean west = hasNodeConnection(world, pos.offset(Direction.WEST), currentState, Direction.EAST);
-        boolean up = hasNodeConnection(world, pos.offset(Direction.UP), currentState, Direction.DOWN);
-        boolean down = hasNodeConnection(world, pos.offset(Direction.DOWN), currentState, Direction.UP);
+        boolean north = hasNodeConnection(world, pos.relative(Direction.NORTH), currentState, Direction.SOUTH);
+        boolean east = hasNodeConnection(world, pos.relative(Direction.EAST), currentState, Direction.WEST);
+        boolean south = hasNodeConnection(world, pos.relative(Direction.SOUTH), currentState, Direction.NORTH);
+        boolean west = hasNodeConnection(world, pos.relative(Direction.WEST), currentState, Direction.EAST);
+        boolean up = hasNodeConnection(world, pos.relative(Direction.UP), currentState, Direction.DOWN);
+        boolean down = hasNodeConnection(world, pos.relative(Direction.DOWN), currentState, Direction.UP);
 
         return currentState
-            .with(NORTH, north)
-            .with(EAST, east)
-            .with(SOUTH, south)
-            .with(WEST, west)
-            .with(UP, up)
-            .with(DOWN, down);
+            .setValue(NORTH, north)
+            .setValue(EAST, east)
+            .setValue(SOUTH, south)
+            .setValue(WEST, west)
+            .setValue(UP, up)
+            .setValue(DOWN, down);
     }
 
     @Nullable
@@ -227,8 +229,8 @@ public class CableBlock extends NetworkNodeBlock implements IWaterLoggable {
     }
 
     @Override
-    protected void fillStateContainer(StateContainer.Builder<Block, BlockState> builder) {
-        super.fillStateContainer(builder);
+    protected void createBlockStateDefinition(StateContainer.Builder<Block, BlockState> builder) {
+        super.createBlockStateDefinition(builder);
 
         builder.add(NORTH, EAST, SOUTH, WEST, UP, DOWN, WATERLOGGED);
     }
@@ -236,17 +238,17 @@ public class CableBlock extends NetworkNodeBlock implements IWaterLoggable {
     public static boolean hasVisualConnectionOnSide(BlockState state, Direction direction) {
         switch (direction) {
             case DOWN:
-                return state.get(DOWN);
+                return state.getValue(DOWN);
             case UP:
-                return state.get(UP);
+                return state.getValue(UP);
             case NORTH:
-                return state.get(NORTH);
+                return state.getValue(NORTH);
             case SOUTH:
-                return state.get(SOUTH);
+                return state.getValue(SOUTH);
             case WEST:
-                return state.get(WEST);
+                return state.getValue(WEST);
             case EAST:
-                return state.get(EAST);
+                return state.getValue(EAST);
         }
         return false;
     }

src/main/java/com/refinedmods/refinedstorage/block/ColoredNetworkBlock.java

@@ -4,6 +4,8 @@ import net.minecraft.block.BlockState;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
 
+import net.minecraft.block.AbstractBlock.Properties;
+
 public class ColoredNetworkBlock extends NetworkNodeBlock {
     public ColoredNetworkBlock(Properties props) {
         super(props);
@@ -11,11 +13,11 @@ public class ColoredNetworkBlock extends NetworkNodeBlock {
 
     // Don't do block drops if we change the color.
     @Override
-    public void onReplaced(BlockState state, World world, BlockPos pos, BlockState newState, boolean isMoving) {
+    public void onRemove(BlockState state, World world, BlockPos pos, BlockState newState, boolean isMoving) {
         if (state.getBlock().getClass().equals(newState.getBlock().getClass())) {
             checkIfDirectionHasChanged(state, world, pos, newState);
         } else {
-            super.onReplaced(state, world, pos, newState, isMoving);
+            super.onRemove(state, world, pos, newState, isMoving);
         }
     }
 }

src/main/java/com/refinedmods/refinedstorage/block/ConstructorBlock.java

@@ -28,12 +28,12 @@ import net.minecraftforge.fml.network.NetworkHooks;
 import javax.annotation.Nullable;
 
 public class ConstructorBlock extends CableBlock {
-    private static final VoxelShape HEAD_NORTH = VoxelShapes.or(makeCuboidShape(2, 2, 0, 14, 14, 2), HOLDER_NORTH);
-    private static final VoxelShape HEAD_EAST = VoxelShapes.or(makeCuboidShape(14, 2, 2, 16, 14, 14), HOLDER_EAST);
-    private static final VoxelShape HEAD_SOUTH = VoxelShapes.or(makeCuboidShape(2, 2, 14, 14, 14, 16), HOLDER_SOUTH);
-    private static final VoxelShape HEAD_WEST = VoxelShapes.or(makeCuboidShape(0, 2, 2, 2, 14, 14), HOLDER_WEST);
-    private static final VoxelShape HEAD_DOWN = VoxelShapes.or(makeCuboidShape(2, 0, 2, 14, 2, 14), HOLDER_DOWN);
-    private static final VoxelShape HEAD_UP = VoxelShapes.or(makeCuboidShape(2, 14, 2, 14, 16, 14), HOLDER_UP);
+    private static final VoxelShape HEAD_NORTH = VoxelShapes.or(box(2, 2, 0, 14, 14, 2), HOLDER_NORTH);
+    private static final VoxelShape HEAD_EAST = VoxelShapes.or(box(14, 2, 2, 16, 14, 14), HOLDER_EAST);
+    private static final VoxelShape HEAD_SOUTH = VoxelShapes.or(box(2, 2, 14, 14, 14, 16), HOLDER_SOUTH);
+    private static final VoxelShape HEAD_WEST = VoxelShapes.or(box(0, 2, 2, 2, 14, 14), HOLDER_WEST);
+    private static final VoxelShape HEAD_DOWN = VoxelShapes.or(box(2, 0, 2, 14, 2, 14), HOLDER_DOWN);
+    private static final VoxelShape HEAD_UP = VoxelShapes.or(box(2, 14, 2, 14, 16, 14), HOLDER_UP);
 
     public ConstructorBlock() {
         super(BlockUtils.DEFAULT_GLASS_PROPERTIES);
@@ -62,7 +62,7 @@ public class ConstructorBlock extends CableBlock {
     }
 
     private VoxelShape getHeadShape(BlockState state) {
-        Direction direction = state.get(getDirection().getProperty());
+        Direction direction = state.getValue(getDirection().getProperty());
 
         if (direction == Direction.NORTH) {
             return HEAD_NORTH;
@@ -93,8 +93,8 @@ public class ConstructorBlock extends CableBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        if (!world.isRemote && CollisionUtils.isInBounds(getHeadShape(state), pos, hit.getHitVec())) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        if (!world.isClientSide && CollisionUtils.isInBounds(getHeadShape(state), pos, hit.getLocation())) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<ConstructorTile>(

src/main/java/com/refinedmods/refinedstorage/block/ControllerBlock.java

@@ -52,7 +52,7 @@ public class ControllerBlock extends BaseBlock {
         }
 
         @Override
-        public String getString() {
+        public String getSerializedName() {
             return name;
         }
 
@@ -70,12 +70,12 @@ public class ControllerBlock extends BaseBlock {
         super(BlockUtils.DEFAULT_ROCK_PROPERTIES);
 
         this.type = type;
-        this.setDefaultState(getStateContainer().getBaseState().with(ENERGY_TYPE, EnergyType.OFF));
+        this.registerDefaultState(getStateDefinition().any().setValue(ENERGY_TYPE, EnergyType.OFF));
     }
 
     @Override
-    protected void fillStateContainer(StateContainer.Builder<Block, BlockState> builder) {
-        super.fillStateContainer(builder);
+    protected void createBlockStateDefinition(StateContainer.Builder<Block, BlockState> builder) {
+        super.createBlockStateDefinition(builder);
 
         builder.add(ENERGY_TYPE);
     }
@@ -96,12 +96,12 @@ public class ControllerBlock extends BaseBlock {
     }
 
     @Override
-    public void onBlockPlacedBy(World world, BlockPos pos, BlockState state, @Nullable LivingEntity entity, ItemStack stack) {
-        super.onBlockPlacedBy(world, pos, state, entity, stack);
+    public void setPlacedBy(World world, BlockPos pos, BlockState state, @Nullable LivingEntity entity, ItemStack stack) {
+        super.setPlacedBy(world, pos, state, entity, stack);
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             stack.getCapability(CapabilityEnergy.ENERGY).ifPresent(energyFromStack -> {
-                TileEntity tile = world.getTileEntity(pos);
+                TileEntity tile = world.getBlockEntity(pos);
 
                 if (tile != null) {
                     tile.getCapability(CapabilityEnergy.ENERGY).ifPresent(energyFromTile -> energyFromTile.receiveEnergy(energyFromStack.getEnergyStored(), false));
@@ -115,32 +115,32 @@ public class ControllerBlock extends BaseBlock {
     public void neighborChanged(BlockState state, World world, BlockPos pos, Block blockIn, BlockPos fromPos, boolean isMoving) {
         super.neighborChanged(state, world, pos, blockIn, fromPos, isMoving);
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             INetwork network = API.instance().getNetworkManager((ServerWorld) world).getNetwork(pos);
             if (network instanceof Network) {
-                ((Network) network).setRedstonePowered(world.isBlockPowered(pos));
+                ((Network) network).setRedstonePowered(world.hasNeighborSignal(pos));
             }
         }
     }
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        ActionResultType result = super.onBlockActivated(state, world, pos, player, hand, hit);
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        ActionResultType result = super.use(state, world, pos, player, hand, hit);
         if (result != ActionResultType.PASS) {
             return result;
         }
 
         ColorMap<ControllerBlock> colorMap = type == NetworkType.CREATIVE ? RSBlocks.CREATIVE_CONTROLLER : RSBlocks.CONTROLLER;
-        DyeColor color = DyeColor.getColor(player.getHeldItem(hand));
+        DyeColor color = DyeColor.getColor(player.getItemInHand(hand));
 
         if (color != null && !state.getBlock().equals(colorMap.get(color).get())) {
-            BlockState newState = colorMap.get(color).get().getDefaultState().with(ENERGY_TYPE, state.get(ENERGY_TYPE));
+            BlockState newState = colorMap.get(color).get().defaultBlockState().setValue(ENERGY_TYPE, state.getValue(ENERGY_TYPE));
 
-            return RSBlocks.CONTROLLER.setBlockState(newState, player.getHeldItem(hand), world, pos, player);
+            return RSBlocks.CONTROLLER.setBlockState(newState, player.getItemInHand(hand), world, pos, player);
         }
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new INamedContainerProvider() {
@@ -151,7 +151,7 @@ public class ControllerBlock extends BaseBlock {
 
                     @Override
                     public Container createMenu(int i, PlayerInventory playerInventory, PlayerEntity player) {
-                        return new ControllerContainer((ControllerTile) world.getTileEntity(pos), player, i);
+                        return new ControllerContainer((ControllerTile) world.getBlockEntity(pos), player, i);
                     }
                 },
                 pos
@@ -162,10 +162,10 @@ public class ControllerBlock extends BaseBlock {
     }
 
     @Override
-    public void onReplaced(BlockState state, World world, BlockPos pos, BlockState newState, boolean isMoving) {
+    public void onRemove(BlockState state, World world, BlockPos pos, BlockState newState, boolean isMoving) {
         if (newState.getBlock() instanceof ControllerBlock) {
             return;
         }
-        super.onReplaced(state, world, pos, newState, isMoving);
+        super.onRemove(state, world, pos, newState, isMoving);
     }
 }

src/main/java/com/refinedmods/refinedstorage/block/CrafterBlock.java

@@ -40,14 +40,14 @@ public class CrafterBlock extends ColoredNetworkBlock {
     }
 
     @Override
-    public void onBlockPlacedBy(World world, BlockPos pos, BlockState state, @Nullable LivingEntity placer, ItemStack stack) {
-        super.onBlockPlacedBy(world, pos, state, placer, stack);
+    public void setPlacedBy(World world, BlockPos pos, BlockState state, @Nullable LivingEntity placer, ItemStack stack) {
+        super.setPlacedBy(world, pos, state, placer, stack);
 
-        if (!world.isRemote) {
-            TileEntity tile = world.getTileEntity(pos);
+        if (!world.isClientSide) {
+            TileEntity tile = world.getBlockEntity(pos);
 
-            if (tile instanceof CrafterTile && stack.hasDisplayName()) {
-                ((CrafterTile) tile).getNode().setDisplayName(stack.getDisplayName());
+            if (tile instanceof CrafterTile && stack.hasCustomHoverName()) {
+                ((CrafterTile) tile).getNode().setDisplayName(stack.getHoverName());
                 ((CrafterTile) tile).getNode().markDirty();
             }
         }
@@ -55,17 +55,17 @@ public class CrafterBlock extends ColoredNetworkBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        ActionResultType result = RSBlocks.CRAFTER.changeBlockColor(state, player.getHeldItem(hand), world, pos, player);
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        ActionResultType result = RSBlocks.CRAFTER.changeBlockColor(state, player.getItemInHand(hand), world, pos, player);
         if (result != ActionResultType.PASS) {
             return result;
         }
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             return NetworkUtils.attempt(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<CrafterTile>(
-                    ((CrafterTile) world.getTileEntity(pos)).getNode().getName(),
+                    ((CrafterTile) world.getBlockEntity(pos)).getNode().getName(),
                     (tile, windowId, inventory, p) -> new CrafterContainer(tile, player, windowId),
                     pos
                 ),

src/main/java/com/refinedmods/refinedstorage/block/CrafterManagerBlock.java

@@ -38,16 +38,16 @@ public class CrafterManagerBlock extends ColoredNetworkBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        ActionResultType result = RSBlocks.CRAFTER_MANAGER.changeBlockColor(state, player.getHeldItem(hand), world, pos, player);
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        ActionResultType result = RSBlocks.CRAFTER_MANAGER.changeBlockColor(state, player.getItemInHand(hand), world, pos, player);
         if (result != ActionResultType.PASS) {
             return result;
         }
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             return NetworkUtils.attempt(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
-                new CrafterManagerContainerProvider((CrafterManagerTile) world.getTileEntity(pos)),
+                new CrafterManagerContainerProvider((CrafterManagerTile) world.getBlockEntity(pos)),
                 buf -> CrafterManagerContainerProvider.writeToBuffer(buf, world, pos)
             ), Permission.MODIFY, Permission.AUTOCRAFTING);
         }

src/main/java/com/refinedmods/refinedstorage/block/CraftingMonitorBlock.java

@@ -39,14 +39,14 @@ public class CraftingMonitorBlock extends ColoredNetworkBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        ActionResultType result = RSBlocks.CRAFTING_MONITOR.changeBlockColor(state, player.getHeldItem(hand), world, pos, player);
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        ActionResultType result = RSBlocks.CRAFTING_MONITOR.changeBlockColor(state, player.getItemInHand(hand), world, pos, player);
         if (result != ActionResultType.PASS) {
             return result;
         }
 
-        if (!world.isRemote) {
-            CraftingMonitorTile tile = (CraftingMonitorTile) world.getTileEntity(pos);
+        if (!world.isClientSide) {
+            CraftingMonitorTile tile = (CraftingMonitorTile) world.getBlockEntity(pos);
 
             return NetworkUtils.attempt(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,

src/main/java/com/refinedmods/refinedstorage/block/DestructorBlock.java

@@ -28,12 +28,12 @@ import net.minecraftforge.fml.network.NetworkHooks;
 import javax.annotation.Nullable;
 
 public class DestructorBlock extends CableBlock {
-    private static final VoxelShape HEAD_NORTH = VoxelShapes.or(makeCuboidShape(2, 2, 0, 14, 14, 2), HOLDER_NORTH);
-    private static final VoxelShape HEAD_EAST = VoxelShapes.or(makeCuboidShape(14, 2, 2, 16, 14, 14), HOLDER_EAST);
-    private static final VoxelShape HEAD_SOUTH = VoxelShapes.or(makeCuboidShape(2, 2, 14, 14, 14, 16), HOLDER_SOUTH);
-    private static final VoxelShape HEAD_WEST = VoxelShapes.or(makeCuboidShape(0, 2, 2, 2, 14, 14), HOLDER_WEST);
-    private static final VoxelShape HEAD_DOWN = VoxelShapes.or(makeCuboidShape(2, 0, 2, 14, 2, 14), HOLDER_DOWN);
-    private static final VoxelShape HEAD_UP = VoxelShapes.or(makeCuboidShape(2, 14, 2, 14, 16, 14), HOLDER_UP);
+    private static final VoxelShape HEAD_NORTH = VoxelShapes.or(box(2, 2, 0, 14, 14, 2), HOLDER_NORTH);
+    private static final VoxelShape HEAD_EAST = VoxelShapes.or(box(14, 2, 2, 16, 14, 14), HOLDER_EAST);
+    private static final VoxelShape HEAD_SOUTH = VoxelShapes.or(box(2, 2, 14, 14, 14, 16), HOLDER_SOUTH);
+    private static final VoxelShape HEAD_WEST = VoxelShapes.or(box(0, 2, 2, 2, 14, 14), HOLDER_WEST);
+    private static final VoxelShape HEAD_DOWN = VoxelShapes.or(box(2, 0, 2, 14, 2, 14), HOLDER_DOWN);
+    private static final VoxelShape HEAD_UP = VoxelShapes.or(box(2, 14, 2, 14, 16, 14), HOLDER_UP);
 
     public DestructorBlock() {
         super(BlockUtils.DEFAULT_GLASS_PROPERTIES);
@@ -62,7 +62,7 @@ public class DestructorBlock extends CableBlock {
     }
 
     private VoxelShape getHeadShape(BlockState state) {
-        Direction direction = state.get(getDirection().getProperty());
+        Direction direction = state.getValue(getDirection().getProperty());
 
         if (direction == Direction.NORTH) {
             return HEAD_NORTH;
@@ -93,8 +93,8 @@ public class DestructorBlock extends CableBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
-        if (!world.isRemote && CollisionUtils.isInBounds(getHeadShape(state), pos, hit.getHitVec())) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
+        if (!world.isClientSide && CollisionUtils.isInBounds(getHeadShape(state), pos, hit.getLocation())) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<DestructorTile>(

src/main/java/com/refinedmods/refinedstorage/block/DetectorBlock.java

@@ -32,17 +32,17 @@ import javax.annotation.Nullable;
 public class DetectorBlock extends ColoredNetworkBlock {
     public static final BooleanProperty POWERED = BooleanProperty.create("powered");
 
-    private static final VoxelShape SHAPE = makeCuboidShape(0, 0, 0, 16, 5, 16);
+    private static final VoxelShape SHAPE = box(0, 0, 0, 16, 5, 16);
 
     public DetectorBlock() {
         super(BlockUtils.DEFAULT_ROCK_PROPERTIES);
 
-        this.setDefaultState(this.getStateContainer().getBaseState().with(POWERED, false));
+        this.registerDefaultState(this.getStateDefinition().any().setValue(POWERED, false));
     }
 
     @Override
-    protected void fillStateContainer(StateContainer.Builder<Block, BlockState> builder) {
-        super.fillStateContainer(builder);
+    protected void createBlockStateDefinition(StateContainer.Builder<Block, BlockState> builder) {
+        super.createBlockStateDefinition(builder);
 
         builder.add(POWERED);
     }
@@ -55,31 +55,31 @@ public class DetectorBlock extends ColoredNetworkBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public boolean canProvidePower(BlockState state) {
+    public boolean isSignalSource(BlockState state) {
         return true;
     }
 
     @Override
     @SuppressWarnings("deprecation")
-    public int getWeakPower(BlockState state, IBlockReader world, BlockPos pos, Direction side) {
-        TileEntity tile = world.getTileEntity(pos);
+    public int getSignal(BlockState state, IBlockReader world, BlockPos pos, Direction side) {
+        TileEntity tile = world.getBlockEntity(pos);
 
         return (tile instanceof DetectorTile && ((DetectorTile) tile).getNode().isPowered()) ? 15 : 0;
     }
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
         ColorMap<DetectorBlock> colorMap = RSBlocks.DETECTOR;
-        DyeColor color = DyeColor.getColor(player.getHeldItem(hand));
+        DyeColor color = DyeColor.getColor(player.getItemInHand(hand));
 
         if (color != null && !state.getBlock().equals(colorMap.get(color).get())) {
-            BlockState newState = colorMap.get(color).get().getDefaultState().with(POWERED, state.get(POWERED));
+            BlockState newState = colorMap.get(color).get().defaultBlockState().setValue(POWERED, state.getValue(POWERED));
 
-            return RSBlocks.DETECTOR.setBlockState(newState, player.getHeldItem(hand), world, pos, player);
+            return RSBlocks.DETECTOR.setBlockState(newState, player.getItemInHand(hand), world, pos, player);
         }
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<DetectorTile>(

src/main/java/com/refinedmods/refinedstorage/block/DiskDriveBlock.java

@@ -38,8 +38,8 @@ public class DiskDriveBlock extends NetworkNodeBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult rayTraceResult) {
-        if (!world.isRemote) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult rayTraceResult) {
+        if (!world.isClientSide) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<DiskDriveTile>(

src/main/java/com/refinedmods/refinedstorage/block/DiskManipulatorBlock.java

@@ -34,13 +34,13 @@ public class DiskManipulatorBlock extends ColoredNetworkBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult rayTraceResult) {
-        ActionResultType result = RSBlocks.DISK_MANIPULATOR.changeBlockColor(state, player.getHeldItem(hand), world, pos, player);
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult rayTraceResult) {
+        ActionResultType result = RSBlocks.DISK_MANIPULATOR.changeBlockColor(state, player.getItemInHand(hand), world, pos, player);
         if (result != ActionResultType.PASS) {
             return result;
         }
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<DiskManipulatorTile>(

src/main/java/com/refinedmods/refinedstorage/block/ExporterBlock.java

@@ -28,34 +28,34 @@ import net.minecraftforge.fml.network.NetworkHooks;
 import javax.annotation.Nullable;
 
 public class ExporterBlock extends CableBlock {
-    private static final VoxelShape LINE_NORTH_1 = makeCuboidShape(6, 6, 0, 10, 10, 2);
-    private static final VoxelShape LINE_NORTH_2 = makeCuboidShape(5, 5, 2, 11, 11, 4);
-    private static final VoxelShape LINE_NORTH_3 = makeCuboidShape(3, 3, 4, 13, 13, 6);
+    private static final VoxelShape LINE_NORTH_1 = box(6, 6, 0, 10, 10, 2);
+    private static final VoxelShape LINE_NORTH_2 = box(5, 5, 2, 11, 11, 4);
+    private static final VoxelShape LINE_NORTH_3 = box(3, 3, 4, 13, 13, 6);
     private static final VoxelShape LINE_NORTH = VoxelShapes.or(LINE_NORTH_1, LINE_NORTH_2, LINE_NORTH_3);
 
-    private static final VoxelShape LINE_EAST_1 = makeCuboidShape(14, 6, 6, 16, 10, 10);
-    private static final VoxelShape LINE_EAST_2 = makeCuboidShape(12, 5, 5, 14, 11, 11);
-    private static final VoxelShape LINE_EAST_3 = makeCuboidShape(10, 3, 3, 12, 13, 13);
+    private static final VoxelShape LINE_EAST_1 = box(14, 6, 6, 16, 10, 10);
+    private static final VoxelShape LINE_EAST_2 = box(12, 5, 5, 14, 11, 11);
+    private static final VoxelShape LINE_EAST_3 = box(10, 3, 3, 12, 13, 13);
     private static final VoxelShape LINE_EAST = VoxelShapes.or(LINE_EAST_1, LINE_EAST_2, LINE_EAST_3);
 
-    private static final VoxelShape LINE_SOUTH_1 = makeCuboidShape(6, 6, 14, 10, 10, 16);
-    private static final VoxelShape LINE_SOUTH_2 = makeCuboidShape(5, 5, 12, 11, 11, 14);
-    private static final VoxelShape LINE_SOUTH_3 = makeCuboidShape(3, 3, 10, 13, 13, 12);
+    private static final VoxelShape LINE_SOUTH_1 = box(6, 6, 14, 10, 10, 16);
+    private static final VoxelShape LINE_SOUTH_2 = box(5, 5, 12, 11, 11, 14);
+    private static final VoxelShape LINE_SOUTH_3 = box(3, 3, 10, 13, 13, 12);
     private static final VoxelShape LINE_SOUTH = VoxelShapes.or(LINE_SOUTH_1, LINE_SOUTH_2, LINE_SOUTH_3);
 
-    private static final VoxelShape LINE_WEST_1 = makeCuboidShape(0, 6, 6, 2, 10, 10);
-    private static final VoxelShape LINE_WEST_2 = makeCuboidShape(2, 5, 5, 4, 11, 11);
-    private static final VoxelShape LINE_WEST_3 = makeCuboidShape(4, 3, 3, 6, 13, 13);
+    private static final VoxelShape LINE_WEST_1 = box(0, 6, 6, 2, 10, 10);
+    private static final VoxelShape LINE_WEST_2 = box(2, 5, 5, 4, 11, 11);
+    private static final VoxelShape LINE_WEST_3 = box(4, 3, 3, 6, 13, 13);
     private static final VoxelShape LINE_WEST = VoxelShapes.or(LINE_WEST_1, LINE_WEST_2, LINE_WEST_3);
 
-    private static final VoxelShape LINE_UP_1 = makeCuboidShape(6, 14, 6, 10, 16, 10);
-    private static final VoxelShape LINE_UP_2 = makeCuboidShape(5, 12, 5, 11, 14, 11);
-    private static final VoxelShape LINE_UP_3 = makeCuboidShape(3, 10, 3, 13, 12, 13);
+    private static final VoxelShape LINE_UP_1 = box(6, 14, 6, 10, 16, 10);
+    private static final VoxelShape LINE_UP_2 = box(5, 12, 5, 11, 14, 11);
+    private static final VoxelShape LINE_UP_3 = box(3, 10, 3, 13, 12, 13);
     private static final VoxelShape LINE_UP = VoxelShapes.or(LINE_UP_1, LINE_UP_2, LINE_UP_3);
 
-    private static final VoxelShape LINE_DOWN_1 = makeCuboidShape(6, 0, 6, 10, 2, 10);
-    private static final VoxelShape LINE_DOWN_2 = makeCuboidShape(5, 2, 5, 11, 4, 11);
-    private static final VoxelShape LINE_DOWN_3 = makeCuboidShape(3, 4, 3, 13, 6, 13);
+    private static final VoxelShape LINE_DOWN_1 = box(6, 0, 6, 10, 2, 10);
+    private static final VoxelShape LINE_DOWN_2 = box(5, 2, 5, 11, 4, 11);
+    private static final VoxelShape LINE_DOWN_3 = box(3, 4, 3, 13, 6, 13);
     private static final VoxelShape LINE_DOWN = VoxelShapes.or(LINE_DOWN_1, LINE_DOWN_2, LINE_DOWN_3);
 
     public ExporterBlock() {
@@ -80,7 +80,7 @@ public class ExporterBlock extends CableBlock {
 
 
     private VoxelShape getLineShape(BlockState state) {
-        Direction direction = state.get(getDirection().getProperty());
+        Direction direction = state.getValue(getDirection().getProperty());
 
         if (direction == Direction.NORTH) {
             return LINE_NORTH;
@@ -117,8 +117,8 @@ public class ExporterBlock extends CableBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        if (!world.isRemote && CollisionUtils.isInBounds(getLineShape(state), pos, hit.getHitVec())) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        if (!world.isClientSide && CollisionUtils.isInBounds(getLineShape(state), pos, hit.getLocation())) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<ExporterTile>(

src/main/java/com/refinedmods/refinedstorage/block/ExternalStorageBlock.java

@@ -32,12 +32,12 @@ import net.minecraftforge.fml.network.NetworkHooks;
 import javax.annotation.Nullable;
 
 public class ExternalStorageBlock extends CableBlock {
-    private static final VoxelShape HEAD_NORTH = VoxelShapes.or(makeCuboidShape(3, 3, 0, 13, 13, 2), HOLDER_NORTH);
-    private static final VoxelShape HEAD_EAST = VoxelShapes.or(makeCuboidShape(14, 3, 3, 16, 13, 13), HOLDER_EAST);
-    private static final VoxelShape HEAD_SOUTH = VoxelShapes.or(makeCuboidShape(3, 3, 14, 13, 13, 16), HOLDER_SOUTH);
-    private static final VoxelShape HEAD_WEST = VoxelShapes.or(makeCuboidShape(0, 3, 3, 2, 13, 13), HOLDER_WEST);
-    private static final VoxelShape HEAD_UP = VoxelShapes.or(makeCuboidShape(3, 14, 3, 13, 16, 13), HOLDER_UP);
-    private static final VoxelShape HEAD_DOWN = VoxelShapes.or(makeCuboidShape(3, 0, 3, 13, 2, 13), HOLDER_DOWN);
+    private static final VoxelShape HEAD_NORTH = VoxelShapes.or(box(3, 3, 0, 13, 13, 2), HOLDER_NORTH);
+    private static final VoxelShape HEAD_EAST = VoxelShapes.or(box(14, 3, 3, 16, 13, 13), HOLDER_EAST);
+    private static final VoxelShape HEAD_SOUTH = VoxelShapes.or(box(3, 3, 14, 13, 13, 16), HOLDER_SOUTH);
+    private static final VoxelShape HEAD_WEST = VoxelShapes.or(box(0, 3, 3, 2, 13, 13), HOLDER_WEST);
+    private static final VoxelShape HEAD_UP = VoxelShapes.or(box(3, 14, 3, 13, 16, 13), HOLDER_UP);
+    private static final VoxelShape HEAD_DOWN = VoxelShapes.or(box(3, 0, 3, 13, 2, 13), HOLDER_DOWN);
 
     public ExternalStorageBlock() {
         super(BlockUtils.DEFAULT_GLASS_PROPERTIES);
@@ -60,7 +60,7 @@ public class ExternalStorageBlock extends CableBlock {
     }
 
     private VoxelShape getHeadShape(BlockState state) {
-        Direction direction = state.get(getDirection().getProperty());
+        Direction direction = state.getValue(getDirection().getProperty());
 
         if (direction == Direction.NORTH) {
             return HEAD_NORTH;
@@ -97,8 +97,8 @@ public class ExternalStorageBlock extends CableBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        if (!world.isRemote && CollisionUtils.isInBounds(getHeadShape(state), pos, hit.getHitVec())) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        if (!world.isClientSide && CollisionUtils.isInBounds(getHeadShape(state), pos, hit.getLocation())) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<ExternalStorageTile>(
@@ -118,12 +118,12 @@ public class ExternalStorageBlock extends CableBlock {
     public void neighborChanged(BlockState state, World world, BlockPos pos, Block block, BlockPos fromPos, boolean isMoving) {
         super.neighborChanged(state, world, pos, block, fromPos, isMoving);
 
-        if (!world.isRemote) {
-            INetworkNode node = NetworkUtils.getNodeFromTile(world.getTileEntity(pos));
+        if (!world.isClientSide) {
+            INetworkNode node = NetworkUtils.getNodeFromTile(world.getBlockEntity(pos));
 
             if (node instanceof ExternalStorageNetworkNode &&
                 node.getNetwork() != null &&
-                fromPos.equals(pos.offset(((ExternalStorageNetworkNode) node).getDirection()))) {
+                fromPos.equals(pos.relative(((ExternalStorageNetworkNode) node).getDirection()))) {
                 ((ExternalStorageNetworkNode) node).updateStorage(node.getNetwork(), InvalidateCause.NEIGHBOR_CHANGED);
             }
         }

src/main/java/com/refinedmods/refinedstorage/block/FluidInterfaceBlock.java

@@ -34,8 +34,8 @@ public class FluidInterfaceBlock extends NetworkNodeBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
-        if (!world.isRemote) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
+        if (!world.isClientSide) {
             return NetworkUtils.attempt(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<FluidInterfaceTile>(

src/main/java/com/refinedmods/refinedstorage/block/FluidStorageBlock.java

@@ -37,19 +37,19 @@ public class FluidStorageBlock extends NetworkNodeBlock {
     }
 
     @Override
-    public void onBlockPlacedBy(World world, BlockPos pos, BlockState state, LivingEntity player, ItemStack stack) {
-        if (!world.isRemote) {
-            FluidStorageNetworkNode storage = ((FluidStorageTile) world.getTileEntity(pos)).getNode();
+    public void setPlacedBy(World world, BlockPos pos, BlockState state, LivingEntity player, ItemStack stack) {
+        if (!world.isClientSide) {
+            FluidStorageNetworkNode storage = ((FluidStorageTile) world.getBlockEntity(pos)).getNode();
 
-            if (stack.hasTag() && stack.getTag().hasUniqueId(FluidStorageNetworkNode.NBT_ID)) {
-                storage.setStorageId(stack.getTag().getUniqueId(FluidStorageNetworkNode.NBT_ID));
+            if (stack.hasTag() && stack.getTag().hasUUID(FluidStorageNetworkNode.NBT_ID)) {
+                storage.setStorageId(stack.getTag().getUUID(FluidStorageNetworkNode.NBT_ID));
             }
 
             storage.loadStorage(player instanceof PlayerEntity ? (PlayerEntity) player : null);
         }
 
         // Call this after loading the storage, so the network discovery can use the loaded storage.
-        super.onBlockPlacedBy(world, pos, state, player, stack);
+        super.setPlacedBy(world, pos, state, player, stack);
     }
 
     @Nullable
@@ -60,10 +60,10 @@ public class FluidStorageBlock extends NetworkNodeBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
-        if (!world.isRemote) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
+        if (!world.isClientSide) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui((ServerPlayerEntity) player, new PositionalTileContainerProvider<FluidStorageTile>(
-                ((FluidStorageTile) world.getTileEntity(pos)).getNode().getTitle(),
+                ((FluidStorageTile) world.getBlockEntity(pos)).getNode().getTitle(),
                 (tile, windowId, inventory, p) -> new FluidStorageContainer(tile, player, windowId),
                 pos
             ), pos));

src/main/java/com/refinedmods/refinedstorage/block/GridBlock.java

@@ -48,7 +48,7 @@ public class GridBlock extends ColoredNetworkBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
         ColorMap<GridBlock> map;
         switch (type) {
             case FLUID:
@@ -67,12 +67,12 @@ public class GridBlock extends ColoredNetworkBlock {
                 throw new IllegalStateException("Unexpected value: " + type);
         }
 
-        ActionResultType result = map.changeBlockColor(state, player.getHeldItem(hand), world, pos, player);
+        ActionResultType result = map.changeBlockColor(state, player.getItemInHand(hand), world, pos, player);
         if (result != ActionResultType.PASS) {
             return result;
         }
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             return NetworkUtils.attemptModify(world, pos, player, () -> API.instance().getGridManager().openGrid(GridBlockGridFactory.ID, (ServerPlayerEntity) player, pos));
         }
 

src/main/java/com/refinedmods/refinedstorage/block/ImporterBlock.java

@@ -28,34 +28,34 @@ import net.minecraftforge.fml.network.NetworkHooks;
 import javax.annotation.Nullable;
 
 public class ImporterBlock extends CableBlock {
-    private static final VoxelShape LINE_NORTH_1 = makeCuboidShape(6, 6, 4, 10, 10, 6);
-    private static final VoxelShape LINE_NORTH_2 = makeCuboidShape(5, 5, 2, 11, 11, 4);
-    private static final VoxelShape LINE_NORTH_3 = makeCuboidShape(3, 3, 0, 13, 13, 2);
+    private static final VoxelShape LINE_NORTH_1 = box(6, 6, 4, 10, 10, 6);
+    private static final VoxelShape LINE_NORTH_2 = box(5, 5, 2, 11, 11, 4);
+    private static final VoxelShape LINE_NORTH_3 = box(3, 3, 0, 13, 13, 2);
     private static final VoxelShape LINE_NORTH = VoxelShapes.or(LINE_NORTH_1, LINE_NORTH_2, LINE_NORTH_3);
 
-    private static final VoxelShape LINE_EAST_1 = makeCuboidShape(10, 6, 6, 12, 10, 10);
-    private static final VoxelShape LINE_EAST_2 = makeCuboidShape(12, 5, 5, 14, 11, 11);
-    private static final VoxelShape LINE_EAST_3 = makeCuboidShape(14, 3, 3, 16, 13, 13);
+    private static final VoxelShape LINE_EAST_1 = box(10, 6, 6, 12, 10, 10);
+    private static final VoxelShape LINE_EAST_2 = box(12, 5, 5, 14, 11, 11);
+    private static final VoxelShape LINE_EAST_3 = box(14, 3, 3, 16, 13, 13);
     private static final VoxelShape LINE_EAST = VoxelShapes.or(LINE_EAST_1, LINE_EAST_2, LINE_EAST_3);
 
-    private static final VoxelShape LINE_SOUTH_1 = makeCuboidShape(6, 6, 10, 10, 10, 12);
-    private static final VoxelShape LINE_SOUTH_2 = makeCuboidShape(5, 5, 12, 11, 11, 14);
-    private static final VoxelShape LINE_SOUTH_3 = makeCuboidShape(3, 3, 14, 13, 13, 16);
+    private static final VoxelShape LINE_SOUTH_1 = box(6, 6, 10, 10, 10, 12);
+    private static final VoxelShape LINE_SOUTH_2 = box(5, 5, 12, 11, 11, 14);
+    private static final VoxelShape LINE_SOUTH_3 = box(3, 3, 14, 13, 13, 16);
     private static final VoxelShape LINE_SOUTH = VoxelShapes.or(LINE_SOUTH_1, LINE_SOUTH_2, LINE_SOUTH_3);
 
-    private static final VoxelShape LINE_WEST_1 = makeCuboidShape(4, 6, 6, 6, 10, 10);
-    private static final VoxelShape LINE_WEST_2 = makeCuboidShape(2, 5, 5, 4, 11, 11);
-    private static final VoxelShape LINE_WEST_3 = makeCuboidShape(0, 3, 3, 2, 13, 13);
+    private static final VoxelShape LINE_WEST_1 = box(4, 6, 6, 6, 10, 10);
+    private static final VoxelShape LINE_WEST_2 = box(2, 5, 5, 4, 11, 11);
+    private static final VoxelShape LINE_WEST_3 = box(0, 3, 3, 2, 13, 13);
     private static final VoxelShape LINE_WEST = VoxelShapes.or(LINE_WEST_1, LINE_WEST_2, LINE_WEST_3);
 
-    private static final VoxelShape LINE_UP_1 = makeCuboidShape(6, 10, 6, 10, 12, 10);
-    private static final VoxelShape LINE_UP_2 = makeCuboidShape(5, 12, 5, 11, 14, 11);
-    private static final VoxelShape LINE_UP_3 = makeCuboidShape(3, 14, 3, 13, 16, 13);
+    private static final VoxelShape LINE_UP_1 = box(6, 10, 6, 10, 12, 10);
+    private static final VoxelShape LINE_UP_2 = box(5, 12, 5, 11, 14, 11);
+    private static final VoxelShape LINE_UP_3 = box(3, 14, 3, 13, 16, 13);
     private static final VoxelShape LINE_UP = VoxelShapes.or(LINE_UP_1, LINE_UP_2, LINE_UP_3);
 
-    private static final VoxelShape LINE_DOWN_1 = makeCuboidShape(6, 4, 6, 10, 6, 10);
-    private static final VoxelShape LINE_DOWN_2 = makeCuboidShape(5, 2, 5, 11, 4, 11);
-    private static final VoxelShape LINE_DOWN_3 = makeCuboidShape(3, 0, 3, 13, 2, 13);
+    private static final VoxelShape LINE_DOWN_1 = box(6, 4, 6, 10, 6, 10);
+    private static final VoxelShape LINE_DOWN_2 = box(5, 2, 5, 11, 4, 11);
+    private static final VoxelShape LINE_DOWN_3 = box(3, 0, 3, 13, 2, 13);
     private static final VoxelShape LINE_DOWN = VoxelShapes.or(LINE_DOWN_1, LINE_DOWN_2, LINE_DOWN_3);
 
     public ImporterBlock() {
@@ -79,7 +79,7 @@ public class ImporterBlock extends CableBlock {
     }
 
     private VoxelShape getLineShape(BlockState state) {
-        Direction direction = state.get(getDirection().getProperty());
+        Direction direction = state.getValue(getDirection().getProperty());
 
         if (direction == Direction.NORTH) {
             return LINE_NORTH;
@@ -116,8 +116,8 @@ public class ImporterBlock extends CableBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        if (!world.isRemote && CollisionUtils.isInBounds(getLineShape(state), pos, hit.getHitVec())) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        if (!world.isClientSide && CollisionUtils.isInBounds(getLineShape(state), pos, hit.getLocation())) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<ImporterTile>(

src/main/java/com/refinedmods/refinedstorage/block/InterfaceBlock.java

@@ -34,8 +34,8 @@ public class InterfaceBlock extends NetworkNodeBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
-        if (!world.isRemote) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
+        if (!world.isClientSide) {
             return NetworkUtils.attempt(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<InterfaceTile>(

src/main/java/com/refinedmods/refinedstorage/block/NetworkNodeBlock.java

@@ -27,7 +27,7 @@ public abstract class NetworkNodeBlock extends BaseBlock {
         super(props);
 
         if (hasConnectedState()) {
-            this.setDefaultState(this.getStateContainer().getBaseState().with(CONNECTED, false));
+            this.registerDefaultState(this.getStateDefinition().any().setValue(CONNECTED, false));
         }
     }
 
@@ -36,19 +36,19 @@ public abstract class NetworkNodeBlock extends BaseBlock {
     public void neighborChanged(BlockState state, World world, BlockPos pos, Block blockIn, BlockPos fromPos, boolean isMoving) {
         super.neighborChanged(state, world, pos, blockIn, fromPos, isMoving);
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             INetworkNode node = API.instance().getNetworkNodeManager((ServerWorld) world).getNode(pos);
             if (node instanceof NetworkNode) {
-                ((NetworkNode) node).setRedstonePowered(world.isBlockPowered(pos));
+                ((NetworkNode) node).setRedstonePowered(world.hasNeighborSignal(pos));
             }
         }
     }
 
     @Override
     @SuppressWarnings("deprecation")
-    public void onReplaced(BlockState state, World world, BlockPos pos, BlockState newState, boolean isMoving) {
+    public void onRemove(BlockState state, World world, BlockPos pos, BlockState newState, boolean isMoving) {
         if (state.getBlock() != newState.getBlock()) {
-            TileEntity tile = world.getTileEntity(pos);
+            TileEntity tile = world.getBlockEntity(pos);
 
             if (tile instanceof NetworkNodeTile) {
                 IItemHandler handler = ((NetworkNodeTile) tile).getNode().getDrops();
@@ -60,20 +60,20 @@ public abstract class NetworkNodeBlock extends BaseBlock {
                         drops.add(handler.getStackInSlot(i));
                     }
 
-                    InventoryHelper.dropItems(world, pos, drops);
+                    InventoryHelper.dropContents(world, pos, drops);
                 }
             }
         }
 
         // Call onReplaced after the drops check so the tile still exists
-        super.onReplaced(state, world, pos, newState, isMoving);
+        super.onRemove(state, world, pos, newState, isMoving);
     }
 
     @Override
     protected void onDirectionChanged(World world, BlockPos pos, Direction newDirection) {
         super.onDirectionChanged(world, pos, newDirection);
 
-        TileEntity tile = world.getTileEntity(pos);
+        TileEntity tile = world.getBlockEntity(pos);
         if (tile instanceof INetworkNodeProxy) {
             INetworkNode node = ((INetworkNodeProxy) tile).getNode();
 
@@ -84,8 +84,8 @@ public abstract class NetworkNodeBlock extends BaseBlock {
     }
 
     @Override
-    protected void fillStateContainer(StateContainer.Builder<Block, BlockState> builder) {
-        super.fillStateContainer(builder);
+    protected void createBlockStateDefinition(StateContainer.Builder<Block, BlockState> builder) {
+        super.createBlockStateDefinition(builder);
 
         if (hasConnectedState()) {
             builder.add(CONNECTED);

src/main/java/com/refinedmods/refinedstorage/block/NetworkReceiverBlock.java

@@ -32,7 +32,7 @@ public class NetworkReceiverBlock extends ColoredNetworkBlock {
     }
 
     @Override
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        return RSBlocks.NETWORK_RECEIVER.changeBlockColor(state, player.getHeldItem(hand), world, pos, player);
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        return RSBlocks.NETWORK_RECEIVER.changeBlockColor(state, player.getItemInHand(hand), world, pos, player);
     }
 }

src/main/java/com/refinedmods/refinedstorage/block/NetworkTransmitterBlock.java

@@ -34,13 +34,13 @@ public class NetworkTransmitterBlock extends ColoredNetworkBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        ActionResultType result = RSBlocks.NETWORK_TRANSMITTER.changeBlockColor(state, player.getHeldItem(hand), world, pos, player);
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        ActionResultType result = RSBlocks.NETWORK_TRANSMITTER.changeBlockColor(state, player.getItemInHand(hand), world, pos, player);
         if (result != ActionResultType.PASS) {
             return result;
         }
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<NetworkTransmitterTile>(

src/main/java/com/refinedmods/refinedstorage/block/PortableGridBlock.java

@@ -31,7 +31,7 @@ public class PortableGridBlock extends BaseBlock {
     public static final EnumProperty<PortableGridDiskState> DISK_STATE = EnumProperty.create("disk_state", PortableGridDiskState.class);
     public static final BooleanProperty ACTIVE = BooleanProperty.create("active");
 
-    private static final VoxelShape SHAPE = makeCuboidShape(0, 0, 0, 16, 13.2, 16);
+    private static final VoxelShape SHAPE = box(0, 0, 0, 16, 13.2, 16);
 
     private final PortableGridBlockItem.Type type;
 
@@ -39,12 +39,12 @@ public class PortableGridBlock extends BaseBlock {
         super(BlockUtils.DEFAULT_ROCK_PROPERTIES);
 
         this.type = type;
-        this.setDefaultState(getDefaultState().with(DISK_STATE, PortableGridDiskState.NONE).with(ACTIVE, false));
+        this.registerDefaultState(defaultBlockState().setValue(DISK_STATE, PortableGridDiskState.NONE).setValue(ACTIVE, false));
     }
 
     @Override
-    protected void fillStateContainer(StateContainer.Builder<Block, BlockState> builder) {
-        super.fillStateContainer(builder);
+    protected void createBlockStateDefinition(StateContainer.Builder<Block, BlockState> builder) {
+        super.createBlockStateDefinition(builder);
 
         builder.add(DISK_STATE);
         builder.add(ACTIVE);
@@ -74,23 +74,23 @@ public class PortableGridBlock extends BaseBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        if (!world.isRemote) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        if (!world.isClientSide) {
             API.instance().getGridManager().openGrid(PortableGridBlockGridFactory.ID, (ServerPlayerEntity) player, pos);
 
-            ((PortableGridTile) world.getTileEntity(pos)).onOpened();
+            ((PortableGridTile) world.getBlockEntity(pos)).onOpened();
         }
 
         return ActionResultType.SUCCESS;
     }
 
     @Override
-    public void onBlockPlacedBy(World world, BlockPos pos, BlockState state, @Nullable LivingEntity placer, ItemStack stack) {
-        super.onBlockPlacedBy(world, pos, state, placer, stack);
+    public void setPlacedBy(World world, BlockPos pos, BlockState state, @Nullable LivingEntity placer, ItemStack stack) {
+        super.setPlacedBy(world, pos, state, placer, stack);
 
-        if (!world.isRemote) {
-            ((PortableGridTile) world.getTileEntity(pos)).applyDataFromItemToTile(stack);
-            ((PortableGridTile) world.getTileEntity(pos)).updateState();
+        if (!world.isClientSide) {
+            ((PortableGridTile) world.getBlockEntity(pos)).applyDataFromItemToTile(stack);
+            ((PortableGridTile) world.getBlockEntity(pos)).updateState();
         }
     }
 }

src/main/java/com/refinedmods/refinedstorage/block/RelayBlock.java

@@ -34,13 +34,13 @@ public class RelayBlock extends ColoredNetworkBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        ActionResultType result = RSBlocks.RELAY.changeBlockColor(state, player.getHeldItem(hand), world, pos, player);
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        ActionResultType result = RSBlocks.RELAY.changeBlockColor(state, player.getItemInHand(hand), world, pos, player);
         if (result != ActionResultType.PASS) {
             return result;
         }
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<RelayTile>(

src/main/java/com/refinedmods/refinedstorage/block/SecurityManagerBlock.java

@@ -34,13 +34,13 @@ public class SecurityManagerBlock extends ColoredNetworkBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        ActionResultType result = RSBlocks.SECURITY_MANAGER.changeBlockColor(state, player.getHeldItem(hand), world, pos, player);
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        ActionResultType result = RSBlocks.SECURITY_MANAGER.changeBlockColor(state, player.getItemInHand(hand), world, pos, player);
         if (result != ActionResultType.PASS) {
             return result;
         }
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             Runnable action = () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<SecurityManagerTile>(
@@ -51,7 +51,7 @@ public class SecurityManagerBlock extends ColoredNetworkBlock {
                 pos
             );
 
-            if (player.getGameProfile().getId().equals(((SecurityManagerTile) world.getTileEntity(pos)).getNode().getOwner())) {
+            if (player.getGameProfile().getId().equals(((SecurityManagerTile) world.getBlockEntity(pos)).getNode().getOwner())) {
                 action.run();
             } else {
                 return NetworkUtils.attempt(world, pos, player, action, Permission.MODIFY, Permission.SECURITY);

src/main/java/com/refinedmods/refinedstorage/block/StorageBlock.java

@@ -37,19 +37,19 @@ public class StorageBlock extends NetworkNodeBlock {
     }
 
     @Override
-    public void onBlockPlacedBy(World world, BlockPos pos, BlockState state, @Nullable LivingEntity entity, ItemStack stack) {
-        if (!world.isRemote) {
-            StorageNetworkNode storage = ((StorageTile) world.getTileEntity(pos)).getNode();
+    public void setPlacedBy(World world, BlockPos pos, BlockState state, @Nullable LivingEntity entity, ItemStack stack) {
+        if (!world.isClientSide) {
+            StorageNetworkNode storage = ((StorageTile) world.getBlockEntity(pos)).getNode();
 
-            if (stack.hasTag() && stack.getTag().hasUniqueId(StorageNetworkNode.NBT_ID)) {
-                storage.setStorageId(stack.getTag().getUniqueId(StorageNetworkNode.NBT_ID));
+            if (stack.hasTag() && stack.getTag().hasUUID(StorageNetworkNode.NBT_ID)) {
+                storage.setStorageId(stack.getTag().getUUID(StorageNetworkNode.NBT_ID));
             }
 
             storage.loadStorage(entity instanceof PlayerEntity ? (PlayerEntity) entity : null);
         }
 
         // Call this after loading the storage, so the network discovery can use the loaded storage.
-        super.onBlockPlacedBy(world, pos, state, entity, stack);
+        super.setPlacedBy(world, pos, state, entity, stack);
     }
 
     @Nullable
@@ -60,10 +60,10 @@ public class StorageBlock extends NetworkNodeBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
-        if (!world.isRemote) {
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
+        if (!world.isClientSide) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui((ServerPlayerEntity) player, new PositionalTileContainerProvider<StorageTile>(
-                ((StorageTile) world.getTileEntity(pos)).getNode().getTitle(),
+                ((StorageTile) world.getBlockEntity(pos)).getNode().getTitle(),
                 (tile, windowId, inventory, p) -> new StorageContainer(tile, player, windowId),
                 pos
             ), pos));

src/main/java/com/refinedmods/refinedstorage/block/StorageMonitorBlock.java

@@ -42,9 +42,9 @@ public class StorageMonitorBlock extends NetworkNodeBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
-        if (!world.isRemote) {
-            ItemStack held = player.inventory.getCurrentItem();
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand handIn, BlockRayTraceResult hit) {
+        if (!world.isClientSide) {
+            ItemStack held = player.inventory.getSelected();
 
             if (player.isCrouching()) {
                 return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
@@ -57,7 +57,7 @@ public class StorageMonitorBlock extends NetworkNodeBlock {
                     pos
                 ));
             } else {
-                StorageMonitorNetworkNode storageMonitor = ((StorageMonitorTile) world.getTileEntity(pos)).getNode();
+                StorageMonitorNetworkNode storageMonitor = ((StorageMonitorTile) world.getBlockEntity(pos)).getNode();
 
                 if (!held.isEmpty()) {
                     return storageMonitor.deposit(player, held);
@@ -72,17 +72,17 @@ public class StorageMonitorBlock extends NetworkNodeBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public void onBlockClicked(BlockState state, World world, BlockPos pos, PlayerEntity player) {
-        super.onBlockClicked(state, world, pos, player);
+    public void attack(BlockState state, World world, BlockPos pos, PlayerEntity player) {
+        super.attack(state, world, pos, player);
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             RayTraceResult result = WorldUtils.rayTracePlayer(world, player);
 
             if (!(result instanceof BlockRayTraceResult)) {
                 return;
             }
 
-            ((StorageMonitorTile) world.getTileEntity(pos)).getNode().extract(player, ((BlockRayTraceResult) result).getFace());
+            ((StorageMonitorTile) world.getBlockEntity(pos)).getNode().extract(player, ((BlockRayTraceResult) result).getDirection());
         }
     }
 

src/main/java/com/refinedmods/refinedstorage/block/WirelessTransmitterBlock.java

@@ -25,12 +25,12 @@ import net.minecraftforge.fml.network.NetworkHooks;
 import javax.annotation.Nullable;
 
 public class WirelessTransmitterBlock extends ColoredNetworkBlock {
-    private static final VoxelShape SHAPE_DOWN = makeCuboidShape(6.0D, 0.0D, 6.0D, 10.0D, 10.0D, 10.0D);
-    private static final VoxelShape SHAPE_UP = makeCuboidShape(6.0D, 6.0D, 6.0D, 10.0D, 16.0D, 10.0D);
-    private static final VoxelShape SHAPE_EAST = makeCuboidShape(6.0D, 6.0D, 6.0D, 16.0D, 10.0D, 10.0D);
-    private static final VoxelShape SHAPE_WEST = makeCuboidShape(0.0D, 6.0D, 6.0D, 10.0D, 10.0D, 10.0D);
-    private static final VoxelShape SHAPE_NORTH = makeCuboidShape(6.0D, 6.0D, 0.0D, 10.0D, 10.0D, 10.0D);
-    private static final VoxelShape SHAPE_SOUTH = makeCuboidShape(6.0D, 6.0D, 6.0D, 10.0D, 10.0D, 16.0D);
+    private static final VoxelShape SHAPE_DOWN = box(6.0D, 0.0D, 6.0D, 10.0D, 10.0D, 10.0D);
+    private static final VoxelShape SHAPE_UP = box(6.0D, 6.0D, 6.0D, 10.0D, 16.0D, 10.0D);
+    private static final VoxelShape SHAPE_EAST = box(6.0D, 6.0D, 6.0D, 16.0D, 10.0D, 10.0D);
+    private static final VoxelShape SHAPE_WEST = box(0.0D, 6.0D, 6.0D, 10.0D, 10.0D, 10.0D);
+    private static final VoxelShape SHAPE_NORTH = box(6.0D, 6.0D, 0.0D, 10.0D, 10.0D, 10.0D);
+    private static final VoxelShape SHAPE_SOUTH = box(6.0D, 6.0D, 6.0D, 10.0D, 10.0D, 16.0D);
 
     public WirelessTransmitterBlock() {
         super(BlockUtils.DEFAULT_ROCK_PROPERTIES);
@@ -55,7 +55,7 @@ public class WirelessTransmitterBlock extends ColoredNetworkBlock {
     @Override
     @SuppressWarnings("deprecation")
     public VoxelShape getShape(BlockState state, IBlockReader world, BlockPos pos, ISelectionContext context) {
-        switch (state.get(getDirection().getProperty())) {
+        switch (state.getValue(getDirection().getProperty())) {
             case DOWN:
                 return SHAPE_DOWN;
             case UP:
@@ -75,13 +75,13 @@ public class WirelessTransmitterBlock extends ColoredNetworkBlock {
 
     @Override
     @SuppressWarnings("deprecation")
-    public ActionResultType onBlockActivated(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
-        ActionResultType result = RSBlocks.WIRELESS_TRANSMITTER.changeBlockColor(state, player.getHeldItem(hand), world, pos, player);
+    public ActionResultType use(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
+        ActionResultType result = RSBlocks.WIRELESS_TRANSMITTER.changeBlockColor(state, player.getItemInHand(hand), world, pos, player);
         if (result != ActionResultType.PASS) {
             return result;
         }
 
-        if (!world.isRemote) {
+        if (!world.isClientSide) {
             return NetworkUtils.attemptModify(world, pos, player, () -> NetworkHooks.openGui(
                 (ServerPlayerEntity) player,
                 new PositionalTileContainerProvider<WirelessTransmitterTile>(

src/main/java/com/refinedmods/refinedstorage/command/disk/CreateDiskCommand.java

@@ -25,9 +25,9 @@ import java.util.UUID;
 public class CreateDiskCommand implements Command<CommandSource> {
     public static ArgumentBuilder<CommandSource, ?> register() {
         return Commands.literal("create")
-            .requires(cs -> cs.hasPermissionLevel(2))
+            .requires(cs -> cs.hasPermission(2))
             .then(Commands.argument("player", EntityArgument.player())
-                .then(Commands.argument("id", UUIDArgument.func_239194_a_()).suggests(new StorageDiskIdSuggestionProvider())
+                .then(Commands.argument("id", UUIDArgument.uuid()).suggests(new StorageDiskIdSuggestionProvider())
                     .executes(new CreateDiskCommand())
                 )
             );
@@ -36,11 +36,11 @@ public class CreateDiskCommand implements Command<CommandSource> {
     @Override
     public int run(CommandContext<CommandSource> context) throws CommandSyntaxException {
         PlayerEntity player = EntityArgument.getPlayer(context, "player");
-        UUID id = UUIDArgument.func_239195_a_(context, "id");
+        UUID id = UUIDArgument.getUuid(context, "id");
 
-        IStorageDisk<?> disk = API.instance().getStorageDiskManager(context.getSource().getWorld()).get(id);
+        IStorageDisk<?> disk = API.instance().getStorageDiskManager(context.getSource().getLevel()).get(id);
         if (disk == null) {
-            context.getSource().sendErrorMessage(new TranslationTextComponent("commands.refinedstorage.disk.create.error.disk_not_found", id));
+            context.getSource().sendFailure(new TranslationTextComponent("commands.refinedstorage.disk.create.error.disk_not_found", id));
         } else {
             IStorageDiskFactory factory = API.instance().getStorageDiskRegistry().get(disk.getFactoryId());
 
@@ -48,29 +48,29 @@ public class CreateDiskCommand implements Command<CommandSource> {
                 ItemStack stack = factory.createDiskItem(disk, id);
 
                 // @Volatile: From GiveCommand
-                boolean flag = player.inventory.addItemStackToInventory(stack);
+                boolean flag = player.inventory.add(stack);
                 if (flag && stack.isEmpty()) {
                     stack.setCount(1);
 
-                    ItemEntity itemEntity = player.dropItem(stack, false);
+                    ItemEntity itemEntity = player.drop(stack, false);
                     if (itemEntity != null) {
                         itemEntity.makeFakeItem();
                     }
 
-                    player.world.playSound(null, player.getPosX(), player.getPosY(), player.getPosZ(), SoundEvents.ENTITY_ITEM_PICKUP, SoundCategory.PLAYERS, 0.2F, ((player.getRNG().nextFloat() - player.getRNG().nextFloat()) * 0.7F + 1.0F) * 2.0F);
-                    player.container.detectAndSendChanges();
+                    player.level.playSound(null, player.getX(), player.getY(), player.getZ(), SoundEvents.ITEM_PICKUP, SoundCategory.PLAYERS, 0.2F, ((player.getRandom().nextFloat() - player.getRandom().nextFloat()) * 0.7F + 1.0F) * 2.0F);
+                    player.inventoryMenu.broadcastChanges();
                 } else {
-                    ItemEntity itemEntity = player.dropItem(stack, false);
+                    ItemEntity itemEntity = player.drop(stack, false);
                     if (itemEntity != null) {
-                        itemEntity.setNoPickupDelay();
-                        itemEntity.setOwnerId(player.getUniqueID());
+                        itemEntity.setNoPickUpDelay();
+                        itemEntity.setOwner(player.getUUID());
                     }
                 }
 
-                context.getSource().sendFeedback(new TranslationTextComponent(
+                context.getSource().sendSuccess(new TranslationTextComponent(
                     "commands.refinedstorage.disk.create.success",
                     new StringTextComponent(id.toString()).setStyle(Styles.YELLOW),
-                    context.getSource().getDisplayName().deepCopy().setStyle(Styles.YELLOW)
+                    context.getSource().getDisplayName().copy().setStyle(Styles.YELLOW)
                 ), false);
             }
         }