Deep storage unit integration

src/main/java/powercrystals/minefactoryreloaded/api/IDeepStorageUnit.java

@@ -0,0 +1,26 @@
+package powercrystals.minefactoryreloaded.api;
+
+import net.minecraft.item.ItemStack;
+
+public interface IDeepStorageUnit
+{
+    /**
+     * @return A populated ItemStack with stackSize for the full amount of materials in the DSU. May have a stackSize > getMaxStackSize().
+     */
+    ItemStack getStoredItemType();
+
+    /**
+     * Sets the total amount of the item currently being stored, or zero if it wants to remove all items.
+     */
+    void setStoredItemCount(int amount);
+
+    /**
+     * Sets the type of the stored item and initializes the number of stored items to amount. Will overwrite any existing stored items.
+     */
+    void setStoredItemType(ItemStack type, int amount);
+
+    /**
+     * @return The maximum number of items the DSU can hold.
+     */
+    int getMaxStoredCount();
+}