Interfaces now drop there items properly.

helpers/DualityInterface.java

@@ -784,4 +784,22 @@ public class DualityInterface implements IGridTickable, ISegmentedInventory, ISt
 		}
 	}
 
+	public void addDrops(List<ItemStack> drops)
+	{
+		if ( waitingToSend != null )
+		{
+			for (ItemStack is : waitingToSend)
+				if ( is != null )
+					drops.add( is );
+		}
+
+		for (ItemStack is : storage)
+			if ( is != null )
+				drops.add( is );
+
+		for (ItemStack is : patterns)
+			if ( is != null )
+				drops.add( is );
+	}
+
 }

parts/misc/PartInterface.java

@@ -75,17 +75,7 @@ public class PartInterface extends PartBasicState implements IGridTickable, ISeg
 	@Override
 	public void getDrops(List<ItemStack> drops, boolean wrenched)
 	{
-		IInventory inv = duality.getInternalInventory();
+		duality.addDrops( drops );
-		for (int l = 0; l < inv.getSizeInventory(); l++)
-		{
-			ItemStack is = inv.getStackInSlot( l );
-
-			if ( is != null )
-			{
-				drops.add( is );
-				inv.setInventorySlotContents( l, (ItemStack) null );
-			}
-		}
 	}
 
 	@Override

tile/misc/TileInterface.java

@@ -1,5 +1,6 @@
 package appeng.tile.misc;
 
+import java.util.ArrayList;
 import java.util.EnumSet;
 
 import net.minecraft.inventory.IInventory;
@@ -7,6 +8,7 @@ import net.minecraft.inventory.InventoryCrafting;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.tileentity.TileEntity;
+import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 import appeng.api.implementations.tiles.ISegmentedInventory;
 import appeng.api.implementations.tiles.ITileStorageMonitorable;
@@ -65,6 +67,12 @@ public class TileInterface extends AENetworkInvTile implements IGridTickable, IS
 		markDirty();
 	}
 
+	@Override
+	public void getDrops(World w, int x, int y, int z, ArrayList<ItemStack> drops)
+	{
+		duality.addDrops( drops );
+	}
+
 	@Override
 	public void gridChanged()
 	{