Theoretical performance fix for #2062 "Massive search lag with external storage". Needs confirmation.

src/main/java/com/raoulvdberge/refinedstorage/gui/grid/filtering/GridFilterMod.java

@@ -1,35 +1,18 @@
 package com.raoulvdberge.refinedstorage.gui.grid.filtering;
 
 import com.raoulvdberge.refinedstorage.gui.grid.stack.IGridStack;
-import net.minecraftforge.fml.common.Loader;
-import net.minecraftforge.fml.common.ModContainer;
 
 import java.util.function.Predicate;
 
 public class GridFilterMod implements Predicate<IGridStack> {
-    private String modName;
+    private String inputModName;
 
-    public GridFilterMod(String modName) {
-        this.modName = modName.toLowerCase().replace(" ", "");
-    }
-
-    private String getModNameFromModId(String id) {
-        ModContainer container = Loader.instance().getActiveModList().stream()
-            .filter(m -> m.getModId().toLowerCase().equals(id))
-            .findFirst()
-            .orElse(null);
-
-        return container == null ? id : container.getName().toLowerCase().replace(" ", "");
+    public GridFilterMod(String inputModName) {
+        this.inputModName = inputModName.toLowerCase().replace(" ", "");
     }
 
     @Override
     public boolean test(IGridStack stack) {
-        String otherModId = stack.getModId().toLowerCase();
-
-        if (!getModNameFromModId(otherModId).contains(modName)) {
-            return stack.getModId().contains(modName);
-        }
-
-        return true;
+        return stack.getModId().contains(inputModName) || stack.getModName().contains(inputModName);
     }
 }

src/main/java/com/raoulvdberge/refinedstorage/gui/grid/stack/GridStackFluid.java

@@ -15,6 +15,8 @@ public class GridStackFluid implements IGridStack {
     private IStorageTracker.IStorageTrackerEntry entry;
     private boolean craftable;
     private boolean displayCraftText;
+    private String modId;
+    private String modName;
 
     public GridStackFluid(int hash, FluidStack stack, @Nullable IStorageTracker.IStorageTrackerEntry entry, boolean craftable, boolean displayCraftText) {
         this.hash = hash;
@@ -55,7 +57,20 @@ public class GridStackFluid implements IGridStack {
 
     @Override
     public String getModId() {
-        return stack.getFluid().getStill(stack).getNamespace();
+        if (modId == null) {
+            modId = stack.getFluid().getStill(stack).getNamespace();
+        }
+
+        return modId;
+    }
+
+    @Override
+    public String getModName() {
+        if (modName == null) {
+            modName = GridStackItem.getModNameByModId(getModId());
+        }
+
+        return modName;
     }
 
     @Override

src/main/java/com/raoulvdberge/refinedstorage/gui/grid/stack/GridStackItem.java

@@ -9,6 +9,8 @@ import com.raoulvdberge.refinedstorage.util.StackUtils;
 import io.netty.buffer.ByteBuf;
 import net.minecraft.client.resources.I18n;
 import net.minecraft.item.ItemStack;
+import net.minecraftforge.fml.common.Loader;
+import net.minecraftforge.fml.common.ModContainer;
 import net.minecraftforge.oredict.OreDictionary;
 
 import javax.annotation.Nullable;
@@ -24,6 +26,8 @@ public class GridStackItem implements IGridStack {
     private String[] oreIds = null;
     @Nullable
     private IStorageTracker.IStorageTrackerEntry entry;
+    private String modId;
+    private String modName;
 
     public GridStackItem(ItemStack stack) {
         this.stack = stack;
@@ -41,6 +45,15 @@ public class GridStackItem implements IGridStack {
         }
     }
 
+    static String getModNameByModId(String modId) {
+        ModContainer container = Loader.instance().getActiveModList().stream()
+            .filter(m -> m.getModId().toLowerCase().equals(modId))
+            .findFirst()
+            .orElse(null);
+
+        return container == null ? modId : container.getName().toLowerCase().replace(" ", "");
+    }
+
     public ItemStack getStack() {
         return stack;
     }
@@ -84,7 +97,20 @@ public class GridStackItem implements IGridStack {
 
     @Override
     public String getModId() {
-        return stack.getItem().getCreatorModId(stack);
+        if (modId == null) {
+            modId = stack.getItem().getCreatorModId(stack);
+        }
+
+        return modId;
+    }
+
+    @Override
+    public String getModName() {
+        if (modName == null) {
+            modName = getModNameByModId(getModId());
+        }
+
+        return modName;
     }
 
     @Override

src/main/java/com/raoulvdberge/refinedstorage/gui/grid/stack/IGridStack.java

@@ -12,6 +12,8 @@ public interface IGridStack {
 
     String getModId();
 
+    String getModName();
+
     String[] getOreIds();
 
     String getTooltip();