Port to 1.11

src/main/java/appeng/tile/AEBaseInvTile.java

@@ -66,7 +66,7 @@ public abstract class AEBaseInvTile extends AEBaseTile implements ISidedInventor
 		for( int x = 0; x < inv.getSizeInventory(); x++ )
 		{
 			final NBTTagCompound item = opt.getCompoundTag( "item" + x );
-			inv.setInventorySlotContents( x, ItemStack.loadItemStackFromNBT( item ) );
+			inv.setInventorySlotContents( x, new ItemStack( item ) );
 		}
 	}
 
@@ -136,11 +136,11 @@ public abstract class AEBaseInvTile extends AEBaseTile implements ISidedInventor
 	}
 
 	@Override
-	public boolean isUseableByPlayer( final EntityPlayer p )
+	public boolean isUsableByPlayer( final EntityPlayer p )
 	{
 		final double squaredMCReach = 64.0D;
 
-		return this.worldObj.getTileEntity( this.pos ) == this && p.getDistanceSq( this.pos.getX() + 0.5D, this.pos.getY() + 0.5D, this.pos.getZ() + 0.5D ) <= squaredMCReach;
+		return this.world.getTileEntity( this.pos ) == this && p.getDistanceSq( this.pos.getX() + 0.5D, this.pos.getY() + 0.5D, this.pos.getZ() + 0.5D ) <= squaredMCReach;
 	}
 
 	@Override
@@ -169,7 +169,7 @@ public abstract class AEBaseInvTile extends AEBaseTile implements ISidedInventor
 	@Override
 	public int[] getSlotsForFace( final EnumFacing side )
 	{
-		final Block blk = this.worldObj.getBlockState( this.pos ).getBlock();
+		final Block blk = this.world.getBlockState( this.pos ).getBlock();
 		if( blk instanceof AEBaseBlock )
 		{
 			return this.getAccessibleSlotsBySide( ( (AEBaseBlock) blk ).mapRotation( this, side ) );

src/main/java/appeng/tile/AEBaseTile.java

@@ -95,7 +95,7 @@ public class AEBaseTile extends TileEntity implements IOrientable, ICommonTile,
 
 	public boolean notLoaded()
 	{
-		return !this.worldObj.isBlockLoaded( this.pos );
+		return !this.world.isBlockLoaded( this.pos );
 	}
 
 	@Nonnull
@@ -120,7 +120,7 @@ public class AEBaseTile extends TileEntity implements IOrientable, ICommonTile,
 	{
 		if( state == null )
 		{
-			state = worldObj.getBlockState( getPos() );
+			state = world.getBlockState( getPos() );
 		}
 		return state;
 	}
@@ -337,10 +337,10 @@ public class AEBaseTile extends TileEntity implements IOrientable, ICommonTile,
 		else
 		{
 			// TODO: Optimize Network Load
-			if( this.worldObj != null )
+			if( this.world != null )
 			{
 				AELog.blockUpdate( this.pos, this );
-				this.worldObj.notifyBlockUpdate( this.pos, getBlockState(), getBlockState(), 3 );
+				this.world.notifyBlockUpdate( this.pos, getBlockState(), getBlockState(), 3 );
 			}
 		}
 	}
@@ -472,7 +472,7 @@ public class AEBaseTile extends TileEntity implements IOrientable, ICommonTile,
 		this.forward = inForward;
 		this.up = inUp;
 		this.markForUpdate();
-		Platform.notifyBlocksOfNeighbors( this.worldObj, this.pos );
+		Platform.notifyBlocksOfNeighbors( this.world, this.pos );
 	}
 
 	public void onPlacement( final ItemStack stack, final EntityPlayer player, final EnumFacing side )
@@ -618,7 +618,7 @@ public class AEBaseTile extends TileEntity implements IOrientable, ICommonTile,
 
 	public void securityBreak()
 	{
-		this.worldObj.destroyBlock( this.pos, true );
+		this.world.destroyBlock( this.pos, true );
 		this.disableDrops();
 	}
 

src/main/java/appeng/tile/crafting/TileCraftingStorageTile.java

@@ -74,12 +74,12 @@ public class TileCraftingStorageTile extends TileCraftingTile
 	@Override
 	public int getStorageBytes()
 	{
-		if( this.worldObj == null || this.notLoaded() )
+		if( this.world == null || this.notLoaded() )
 		{
 			return 0;
 		}
 
-		final BlockCraftingUnit unit = (BlockCraftingUnit) this.worldObj.getBlockState( this.pos ).getBlock();
+		final BlockCraftingUnit unit = (BlockCraftingUnit) this.world.getBlockState( this.pos ).getBlock();
 		switch( unit.type )
 		{
 			default:

src/main/java/appeng/tile/crafting/TileCraftingTile.java

@@ -93,7 +93,7 @@ public class TileCraftingTile extends AENetworkTile implements IAEMultiBlock, IP
 	@Override
 	public boolean canBeRotated()
 	{
-		return true;// return BlockCraftingUnit.checkType( worldObj.getBlockMetadata( xCoord, yCoord, zCoord ),
+		return true;// return BlockCraftingUnit.checkType( world.getBlockMetadata( xCoord, yCoord, zCoord ),
 		// BlockCraftingUnit.BASE_MONITOR );
 	}
 
@@ -109,12 +109,12 @@ public class TileCraftingTile extends AENetworkTile implements IAEMultiBlock, IP
 
 	public boolean isAccelerator()
 	{
-		if( this.worldObj == null )
+		if( this.world == null )
 		{
 			return false;
 		}
 
-		final BlockCraftingUnit unit = (BlockCraftingUnit) this.worldObj.getBlockState( this.pos ).getBlock();
+		final BlockCraftingUnit unit = (BlockCraftingUnit) this.world.getBlockState( this.pos ).getBlock();
 		return unit.type == CraftingUnitType.ACCELERATOR;
 	}
 
@@ -128,7 +128,7 @@ public class TileCraftingTile extends AENetworkTile implements IAEMultiBlock, IP
 
 	public void updateMultiBlock()
 	{
-		this.calc.calculateMultiblock( this.worldObj, this.getLocation() );
+		this.calc.calculateMultiblock( this.world, this.getLocation() );
 	}
 
 	public void updateStatus( final CraftingCPUCluster c )
@@ -144,7 +144,7 @@ public class TileCraftingTile extends AENetworkTile implements IAEMultiBlock, IP
 
 	public void updateMeta( final boolean updateFormed )
 	{
-		if( this.worldObj == null || this.notLoaded() )
+		if( this.world == null || this.notLoaded() )
 		{
 			return;
 		}
@@ -157,7 +157,7 @@ public class TileCraftingTile extends AENetworkTile implements IAEMultiBlock, IP
 			power = this.getProxy().isActive();
 		}
 
-		final IBlockState current = this.worldObj.getBlockState( this.pos );
+		final IBlockState current = this.world.getBlockState( this.pos );
 
 		// The tile might try to update while being destroyed
 		if( current.getBlock() instanceof BlockCraftingUnit )
@@ -168,7 +168,7 @@ public class TileCraftingTile extends AENetworkTile implements IAEMultiBlock, IP
 			{
 				// Not using flag 2 here (only send to clients, prevent block update) will cause infinite loops
 				// In case there is an inconsistency in the crafting clusters.
-				this.worldObj.setBlockState( this.pos, newState, 2 );
+				this.world.setBlockState( this.pos, newState, 2 );
 			}
 		}
 
@@ -189,7 +189,7 @@ public class TileCraftingTile extends AENetworkTile implements IAEMultiBlock, IP
 	{
 		if( Platform.isClient() )
 		{
-			return (boolean) this.worldObj.getBlockState( this.pos ).getValue( BlockCraftingUnit.FORMED );
+			return (boolean) this.world.getBlockState( this.pos ).getValue( BlockCraftingUnit.FORMED );
 		}
 		return this.cluster != null;
 	}
@@ -298,7 +298,7 @@ public class TileCraftingTile extends AENetworkTile implements IAEMultiBlock, IP
 					{
 						final WorldCoord wc = new WorldCoord( te );
 						wc.add( d, 1 );
-						if( this.worldObj.isAirBlock( wc.getPos() ) )
+						if( this.world.isAirBlock( wc.getPos() ) )
 						{
 							places.add( wc );
 						}
@@ -328,7 +328,7 @@ public class TileCraftingTile extends AENetworkTile implements IAEMultiBlock, IP
 					final WorldCoord wc = places.poll();
 					places.add( wc );
 
-					Platform.spawnDrops( this.worldObj, wc.getPos(), Collections.singletonList( g.getItemStack() ) );
+					Platform.spawnDrops( this.world, wc.getPos(), Collections.singletonList( g.getItemStack() ) );
 				}
 			}
 
@@ -341,7 +341,7 @@ public class TileCraftingTile extends AENetworkTile implements IAEMultiBlock, IP
 	{
 		if( Platform.isClient() )
 		{
-			return (boolean) this.worldObj.getBlockState( this.pos ).getValue( BlockCraftingUnit.POWERED );
+			return (boolean) this.world.getBlockState( this.pos ).getValue( BlockCraftingUnit.POWERED );
 		}
 		return this.getProxy().isActive();
 	}

src/main/java/appeng/tile/crafting/TileMolecularAssembler.java

@@ -236,7 +236,7 @@ public class TileMolecularAssembler extends AENetworkInvTile implements IUpgrade
 	{
 		if( data.hasKey( "myPlan" ) )
 		{
-			final ItemStack myPat = ItemStack.loadItemStackFromNBT( data.getCompoundTag( "myPlan" ) );
+			final ItemStack myPat = new ItemStack( data.getCompoundTag( "myPlan" ) );
 
 			if( myPat != null && myPat.getItem() instanceof ItemEncodedPattern )
 			{
@@ -509,7 +509,7 @@ public class TileMolecularAssembler extends AENetworkInvTile implements IUpgrade
 
 				try
 				{
-					final TargetPoint where = new TargetPoint( this.worldObj.provider.getDimension(), this.pos.getX(), this.pos.getY(), this.pos.getZ(), 32 );
+					final TargetPoint where = new TargetPoint( this.world.provider.getDimension(), this.pos.getX(), this.pos.getY(), this.pos.getZ(), 32 );
 					final IAEItemStack item = AEItemStack.create( output );
 					NetworkHandler.instance().sendToAllAround( new PacketAssemblerAnimation( this.pos, (byte) speed, item ), where );
 				}
@@ -536,7 +536,7 @@ public class TileMolecularAssembler extends AENetworkInvTile implements IUpgrade
 				final ItemStack is = this.inv.getStackInSlot( x );
 				if( is != null )
 				{
-					if( this.myPlan == null || !this.myPlan.isValidItemForSlot( x, is, this.worldObj ) )
+					if( this.myPlan == null || !this.myPlan.isValidItemForSlot( x, is, this.world ) )
 					{
 						this.inv.setInventorySlotContents( 9, is );
 						this.inv.setInventorySlotContents( x, null );
@@ -604,9 +604,9 @@ public class TileMolecularAssembler extends AENetworkInvTile implements IUpgrade
 			return output;
 		}
 
-		final int size = output.stackSize;
+		final int size = output.getCount();
 		output = adaptor.addItems( output );
-		final int newSize = output == null ? 0 : output.stackSize;
+		final int newSize = output == null ? 0 : output.getCount();
 
 		if( size != newSize )
 		{
@@ -654,4 +654,11 @@ public class TileMolecularAssembler extends AENetworkInvTile implements IUpgrade
 		return this.isPowered;
 	}
 
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
+
 }

src/main/java/appeng/tile/grindstone/TileCrank.java

@@ -82,7 +82,7 @@ public class TileCrank extends AEBaseTile implements ICustomCollision, ITickable
 		}
 
 		final EnumFacing grinder = this.getUp().getOpposite();
-		final TileEntity te = this.worldObj.getTileEntity( this.pos.offset( grinder ) );
+		final TileEntity te = this.world.getTileEntity( this.pos.offset( grinder ) );
 		if( te instanceof ICrankable )
 		{
 			return (ICrankable) te;
@@ -107,8 +107,8 @@ public class TileCrank extends AEBaseTile implements ICustomCollision, ITickable
 	public void setOrientation( final EnumFacing inForward, final EnumFacing inUp )
 	{
 		super.setOrientation( inForward, inUp );
-		final IBlockState state = this.worldObj.getBlockState( this.pos );
-		this.getBlockType().neighborChanged( state, this.worldObj, this.pos, state.getBlock() );
+		final IBlockState state = this.world.getBlockState( this.pos );
+		this.getBlockType().neighborChanged( state, this.world, this.pos, state.getBlock(), this.pos );
 	}
 
 	@Override
@@ -144,7 +144,7 @@ public class TileCrank extends AEBaseTile implements ICustomCollision, ITickable
 					this.hits++;
 					if( this.hits > 10 )
 					{
-						this.worldObj.destroyBlock( this.pos, false );
+						this.world.destroyBlock( this.pos, false );
 					}
 				}
 			}

src/main/java/appeng/tile/grindstone/TileGrinder.java

@@ -50,8 +50,8 @@ public class TileGrinder extends AEBaseInvTile implements ICrankable
 	public void setOrientation( final EnumFacing inForward, final EnumFacing inUp )
 	{
 		super.setOrientation( inForward, inUp );
-		final IBlockState state = this.worldObj.getBlockState( this.pos );
-		this.getBlockType().neighborChanged( state, this.worldObj, this.pos, state.getBlock() );
+		final IBlockState state = this.world.getBlockState( this.pos );
+		this.getBlockType().neighborChanged( state, this.world, this.pos, state.getBlock(), this.pos );
 	}
 
 	@Override
@@ -111,13 +111,13 @@ public class TileGrinder extends AEBaseInvTile implements ICrankable
 				final IGrinderRecipe r = AEApi.instance().registries().grinder().getRecipeForInput( item );
 				if( r != null )
 				{
-					if( item.stackSize >= r.getInput().stackSize )
+					if( item.getCount() >= r.getInput().getCount() )
 					{
-						item.stackSize -= r.getInput().stackSize;
+						item.grow( -r.getInput().getCount() );
 						final ItemStack ais = item.copy();
-						ais.stackSize = r.getInput().stackSize;
+						ais.setCount( r.getInput().getCount() );
 
-						if( item.stackSize <= 0 )
+						if( item.getCount() <= 0 )
 						{
 							item = null;
 						}
@@ -194,7 +194,7 @@ public class TileGrinder extends AEBaseInvTile implements ICrankable
 			final List<ItemStack> out = new ArrayList<ItemStack>();
 			out.add( notAdded );
 
-			Platform.spawnDrops( this.worldObj, this.pos.offset( this.getForward() ), out );
+			Platform.spawnDrops( this.world, this.pos.offset( this.getForward() ), out );
 		}
 	}
 
@@ -203,4 +203,11 @@ public class TileGrinder extends AEBaseInvTile implements ICrankable
 	{
 		return this.getUp() == directionToCrank;
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
 }

src/main/java/appeng/tile/inventory/AppEngInternalAEInventory.java

@@ -156,7 +156,7 @@ public class AppEngInternalAEInventory implements IInventory, Iterable<ItemStack
 			final ItemStack split = this.getStackInSlot( slot );
 			ItemStack ns = null;
 
-			if( qty >= split.stackSize )
+			if( qty >= split.getCount() )
 			{
 				ns = this.getStackInSlot( slot );
 				this.inv[slot] = null;
@@ -196,16 +196,16 @@ public class AppEngInternalAEInventory implements IInventory, Iterable<ItemStack
 
 			if( oldStack != null && newItemStack != null && Platform.itemComparisons().isEqualItem( oldStack, newItemStack ) )
 			{
-				if( oldStack.stackSize > newItemStack.stackSize )
+				if( oldStack.getCount() > newItemStack.getCount() )
 				{
 					removed = removed.copy();
-					removed.stackSize -= newItemStack.stackSize;
+					removed.grow( -newItemStack.getCount() );
 					added = null;
 				}
-				else if( oldStack.stackSize < newItemStack.stackSize )
+				else if( oldStack.getCount() < newItemStack.getCount() )
 				{
 					added = added.copy();
-					added.stackSize -= oldStack.stackSize;
+					added.grow( -oldStack.getCount() );
 					removed = null;
 				}
 				else
@@ -246,7 +246,7 @@ public class AppEngInternalAEInventory implements IInventory, Iterable<ItemStack
 	}
 
 	@Override
-	public boolean isUseableByPlayer( final EntityPlayer var1 )
+	public boolean isUsableByPlayer( final EntityPlayer var1 )
 	{
 		return true;
 	}

src/main/java/appeng/tile/inventory/AppEngInternalInventory.java

@@ -80,7 +80,7 @@ public class AppEngInternalInventory implements IInventory, Iterable<ItemStack>
 			final ItemStack split = this.getStackInSlot( slot );
 			ItemStack ns = null;
 
-			if( qty >= split.stackSize )
+			if( qty >= split.getCount() )
 			{
 				ns = this.inv[slot];
 				this.inv[slot] = null;
@@ -126,16 +126,16 @@ public class AppEngInternalInventory implements IInventory, Iterable<ItemStack>
 
 			if( oldStack != null && newItemStack != null && Platform.itemComparisons().isEqualItem( oldStack, newItemStack ) )
 			{
-				if( oldStack.stackSize > newItemStack.stackSize )
+				if( oldStack.getCount() > newItemStack.getCount() )
 				{
 					removed = removed.copy();
-					removed.stackSize -= newItemStack.stackSize;
+					removed.grow( -newItemStack.getCount() );
 					added = null;
 				}
-				else if( oldStack.stackSize < newItemStack.stackSize )
+				else if( oldStack.getCount() < newItemStack.getCount() )
 				{
 					added = added.copy();
-					added.stackSize -= oldStack.stackSize;
+					added.grow( -oldStack.getCount() );
 					removed = null;
 				}
 				else
@@ -178,7 +178,7 @@ public class AppEngInternalInventory implements IInventory, Iterable<ItemStack>
 	}
 
 	@Override
-	public boolean isUseableByPlayer( final EntityPlayer var1 )
+	public boolean isUsableByPlayer( final EntityPlayer var1 )
 	{
 		return true;
 	}
@@ -250,7 +250,7 @@ public class AppEngInternalInventory implements IInventory, Iterable<ItemStack>
 
 				if( c != null )
 				{
-					this.inv[x] = ItemStack.loadItemStackFromNBT( c );
+					this.inv[x] = new ItemStack( c );
 				}
 			}
 			catch( final Exception e )

src/main/java/appeng/tile/inventory/AppEngNullInventory.java

@@ -92,7 +92,7 @@ public class AppEngNullInventory implements IInventory
 	}
 
 	@Override
-	public boolean isUseableByPlayer( final EntityPlayer var1 )
+	public boolean isUsableByPlayer( final EntityPlayer var1 )
 	{
 		return false;
 	}
@@ -144,4 +144,10 @@ public class AppEngNullInventory implements IInventory
 	{
 
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		return true;
+	}
 }

src/main/java/appeng/tile/misc/TileCharger.java

@@ -142,7 +142,7 @@ public class TileCharger extends AENetworkPowerTile implements ICrankable, IGrid
 			{
 				this.extractAEPower( this.getInternalMaxPower(), Actionable.MODULATE, PowerMultiplier.CONFIG );// 1500
 
-				materials.certusQuartzCrystalCharged().maybeStack( myItem.stackSize ).ifPresent( charged -> this.setInventorySlotContents( 0, charged ) );
+				materials.certusQuartzCrystalCharged().maybeStack( myItem.getCount() ).ifPresent( charged -> this.setInventorySlotContents( 0, charged ) );
 			}
 		}
 	}
@@ -232,7 +232,7 @@ public class TileCharger extends AENetworkPowerTile implements ICrankable, IGrid
 			final List<ItemStack> drops = new ArrayList<ItemStack>();
 			drops.add( myItem );
 			this.setInventorySlotContents( 0, null );
-			Platform.spawnDrops( this.worldObj, this.pos.offset( this.getForward() ), drops );
+			Platform.spawnDrops( this.world, this.pos.offset( this.getForward() ), drops );
 		}
 	}
 
@@ -296,10 +296,17 @@ public class TileCharger extends AENetworkPowerTile implements ICrankable, IGrid
 			{
 				this.extractAEPower( this.getInternalMaxPower(), Actionable.MODULATE, PowerMultiplier.CONFIG );// 1500
 
-				materials.certusQuartzCrystalCharged().maybeStack( myItem.stackSize ).ifPresent( charged -> this.setInventorySlotContents( 0, charged ) );
+				materials.certusQuartzCrystalCharged().maybeStack( myItem.getCount() ).ifPresent( charged -> this.setInventorySlotContents( 0, charged ) );
 			}
 		}
 
 		return true;
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
 }

src/main/java/appeng/tile/misc/TileCondenser.java

@@ -135,7 +135,8 @@ public class TileCondenser extends AEBaseInvTile implements IConfigManagerHost,
 	private boolean canAddOutput( final ItemStack output )
 	{
 		final ItemStack outputStack = this.getStackInSlot( 1 );
-		return outputStack == null || ( Platform.itemComparisons().isEqualItem( outputStack, output ) && outputStack.stackSize < outputStack.getMaxStackSize() );
+		return outputStack == null || ( Platform.itemComparisons().isEqualItem( outputStack,
+				output ) && outputStack.getCount() < outputStack.getMaxStackSize() );
 	}
 
 	/**
@@ -152,7 +153,7 @@ public class TileCondenser extends AEBaseInvTile implements IConfigManagerHost,
 		}
 		else
 		{
-			outputStack.stackSize++;
+			outputStack.grow( 1 );
 			this.setInventorySlotContents( 1, outputStack );
 		}
 	}
@@ -193,7 +194,7 @@ public class TileCondenser extends AEBaseInvTile implements IConfigManagerHost,
 		{
 			if( itemstack != null )
 			{
-				this.addPower( itemstack.stackSize );
+				this.addPower( itemstack.getCount() );
 			}
 		}
 		else
@@ -216,7 +217,7 @@ public class TileCondenser extends AEBaseInvTile implements IConfigManagerHost,
 			final ItemStack is = inv.getStackInSlot( 0 );
 			if( is != null )
 			{
-				this.addPower( is.stackSize );
+				this.addPower( is.getCount() );
 				inv.setInventorySlotContents( 0, null );
 			}
 		}
@@ -325,7 +326,7 @@ public class TileCondenser extends AEBaseInvTile implements IConfigManagerHost,
 			}
 			if( !simulate && stack != null )
 			{
-				addPower( stack.stackSize );
+				addPower( stack.getCount() );
 			}
 			return null;
 		}
@@ -335,12 +336,16 @@ public class TileCondenser extends AEBaseInvTile implements IConfigManagerHost,
 		{
 			return null;
 		}
+
+		@Override
+		public int getSlotLimit( int slot )
+		{
+			return 0;
+		}
 	}
 
-
 	private static final IFluidTankProperties[] EMPTY = { new FluidTankProperties( null, 10, true, false ) };
 
-
 	/**
 	 * A fluid handler that exposes a 10 bucket tank that can only be filled, and - when filled - will add power
 	 * to this condenser.
@@ -380,10 +385,11 @@ public class TileCondenser extends AEBaseInvTile implements IConfigManagerHost,
 		}
 	}
 
-
 	/**
-	 * This is used to expose a fake ME subnetwork that is only composed of this condenser tile. The purpose of this is to enable the condenser to
-	 * override the {@link appeng.api.storage.IMEInventoryHandler#validForPass(int)} method to make sure a condenser is only ever used if an item
+	 * This is used to expose a fake ME subnetwork that is only composed of this condenser tile. The purpose of this is
+	 * to enable the condenser to
+	 * override the {@link appeng.api.storage.IMEInventoryHandler#validForPass(int)} method to make sure a condenser is
+	 * only ever used if an item
 	 * can't go anywhere else.
 	 */
 	private class MEHandler implements IStorageMonitorableAccessor, IStorageMonitorable
@@ -411,4 +417,11 @@ public class TileCondenser extends AEBaseInvTile implements IConfigManagerHost,
 			return fluidInventory;
 		}
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
 }

src/main/java/appeng/tile/misc/TileInscriber.java

@@ -344,17 +344,17 @@ public class TileInscriber extends AENetworkPowerTile implements IGridTickable,
 		final ItemStack plateB = this.getStackInSlot( 1 );
 		ItemStack renamedItem = this.getStackInSlot( 2 );
 
-		if( plateA != null && plateA.stackSize > 1 )
+		if( plateA != null && plateA.getCount() > 1 )
 		{
 			return null;
 		}
 
-		if( plateB != null && plateB.stackSize > 1 )
+		if( plateB != null && plateB.getCount() > 1 )
 		{
 			return null;
 		}
 
-		if( renamedItem != null && renamedItem.stackSize > 1 )
+		if( renamedItem != null && renamedItem.getCount() > 1 )
 		{
 			return null;
 		}
@@ -723,6 +723,20 @@ public class TileInscriber extends AENetworkPowerTile implements IGridTickable,
 			}
 		}
 
+		@Override
+		public int getSlotLimit( int slot )
+		{
+			// TODO Auto-generated method stub
+			return 0;
+		}
+
+	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
 	}
 
 }

src/main/java/appeng/tile/misc/TileInterface.java

@@ -361,4 +361,11 @@ public class TileInterface extends AENetworkInvTile implements IGridTickable, II
 		}
 		return super.getCapability( capability, facing );
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
 }

src/main/java/appeng/tile/misc/TileLightDetector.java

@@ -49,12 +49,12 @@ public class TileLightDetector extends AEBaseTile implements ITickable
 
 	public void updateLight()
 	{
-		final int val = this.worldObj.getLight( this.pos );
+		final int val = this.world.getLight( this.pos );
 
 		if( this.lastLight != val )
 		{
 			this.lastLight = val;
-			Platform.notifyBlocksOfNeighbors( this.worldObj, this.pos );
+			Platform.notifyBlocksOfNeighbors( this.world, this.pos );
 		}
 	}
 

src/main/java/appeng/tile/misc/TilePaint.java

@@ -130,9 +130,9 @@ public class TilePaint extends AEBaseTile
 			this.isLit = 14;
 		}
 
-		if( this.worldObj != null )
+		if( this.world != null )
 		{
-			this.worldObj.getLightFor( EnumSkyBlock.BLOCK, this.pos );
+			this.world.getLightFor( EnumSkyBlock.BLOCK, this.pos );
 		}
 	}
 
@@ -170,8 +170,8 @@ public class TilePaint extends AEBaseTile
 	public boolean isSideValid( final EnumFacing side )
 	{
 		final BlockPos p = this.pos.offset( side );
-		final IBlockState blk = this.worldObj.getBlockState( p );
-		return blk.getBlock().isSideSolid( this.worldObj.getBlockState( p ), this.worldObj, p, side.getOpposite() );
+		final IBlockState blk = this.world.getBlockState( p );
+		return blk.getBlock().isSideSolid( this.world.getBlockState( p ), this.world, p, side.getOpposite() );
 	}
 
 	private void removeSide( final EnumFacing side )
@@ -210,7 +210,7 @@ public class TilePaint extends AEBaseTile
 
 		if( this.dots == null )
 		{
-			this.worldObj.setBlockToAir( this.pos );
+			this.world.setBlockToAir( this.pos );
 		}
 	}
 
@@ -235,8 +235,8 @@ public class TilePaint extends AEBaseTile
 	{
 		final BlockPos p = this.pos.offset( side );
 
-		final IBlockState blk = this.worldObj.getBlockState( p );
-		if( blk.getBlock().isSideSolid( this.worldObj.getBlockState( p ), this.worldObj, p, side.getOpposite() ) )
+		final IBlockState blk = this.world.getBlockState( p );
+		if( blk.getBlock().isSideSolid( this.world.getBlockState( p ), this.world, p, side.getOpposite() ) )
 		{
 			final ItemPaintBall ipb = (ItemPaintBall) type.getItem();
 

src/main/java/appeng/tile/misc/TileSecurityStation.java

@@ -194,7 +194,7 @@ public class TileSecurityStation extends AENetworkTile implements ITerminalHost,
 			final NBTBase obj = storedItems.getTag( (String) key );
 			if( obj instanceof NBTTagCompound )
 			{
-				this.inventory.getStoredItems().add( AEItemStack.create( ItemStack.loadItemStackFromNBT( (NBTTagCompound) obj ) ) );
+				this.inventory.getStoredItems().add( AEItemStack.create( new ItemStack( (NBTTagCompound) obj ) ) );
 			}
 		}
 	}

src/main/java/appeng/tile/misc/TileVibrationChamber.java

@@ -160,7 +160,7 @@ public class TileVibrationChamber extends AENetworkInvTile implements IGridTicka
 		if( is != null )
 		{
 			final int newBurnTime = TileEntityFurnace.getItemBurnTime( is );
-			if( newBurnTime > 0 && is.stackSize > 0 )
+			if( newBurnTime > 0 && is.getCount() > 0 )
 			{
 				return true;
 			}
@@ -247,12 +247,12 @@ public class TileVibrationChamber extends AENetworkInvTile implements IGridTicka
 		if( is != null )
 		{
 			final int newBurnTime = TileEntityFurnace.getItemBurnTime( is );
-			if( newBurnTime > 0 && is.stackSize > 0 )
+			if( newBurnTime > 0 && is.getCount() > 0 )
 			{
 				this.setBurnTime( this.getBurnTime() + newBurnTime );
 				this.setMaxBurnTime( this.getBurnTime() );
-				is.stackSize--;
-				if( is.stackSize <= 0 )
+				is.grow( -1 );
+				if( is.getCount() <= 0 )
 				{
 					ItemStack container = null;
 
@@ -290,9 +290,9 @@ public class TileVibrationChamber extends AENetworkInvTile implements IGridTicka
 			this.isOn = this.getBurnTime() > 0;
 			this.markForUpdate();
 
-			if( this.hasWorldObj() )
+			if( this.hasWorld() )
 			{
-				Platform.notifyBlocksOfNeighbors( this.worldObj, this.pos );
+				Platform.notifyBlocksOfNeighbors( this.world, this.pos );
 			}
 		}
 	}
@@ -326,4 +326,11 @@ public class TileVibrationChamber extends AENetworkInvTile implements IGridTicka
 	{
 		this.burnTime = burnTime;
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
 }

src/main/java/appeng/tile/networking/TileCableBus.java

@@ -87,7 +87,7 @@ public class TileCableBus extends AEBaseTile implements AEMultiTile, ICustomColl
 		if( newLV != this.oldLV )
 		{
 			this.oldLV = newLV;
-			this.worldObj.checkLight( this.pos );
+			this.world.checkLight( this.pos );
 		}
 
 		this.updateTileSetting();
@@ -176,7 +176,7 @@ public class TileCableBus extends AEBaseTile implements AEMultiTile, ICustomColl
 	@Override
 	public void markForUpdate()
 	{
-		if( this.worldObj == null )
+		if( this.world == null )
 		{
 			return;
 		}
@@ -185,8 +185,8 @@ public class TileCableBus extends AEBaseTile implements AEMultiTile, ICustomColl
 		if( newLV != this.oldLV )
 		{
 			this.oldLV = newLV;
-			this.worldObj.checkLight( this.pos );
-			// worldObj.updateAllLightTypes( xCoord, yCoord, zCoord );
+			this.world.checkLight( this.pos );
+			// world.updateAllLightTypes( xCoord, yCoord, zCoord );
 		}
 
 		super.markForUpdate();
@@ -216,9 +216,9 @@ public class TileCableBus extends AEBaseTile implements AEMultiTile, ICustomColl
 		super.onReady();
 		if( this.getCableBus().isEmpty() )
 		{
-			if( this.worldObj.getTileEntity( this.pos ) == this )
+			if( this.world.getTileEntity( this.pos ) == this )
 			{
-				this.worldObj.destroyBlock( this.pos, true );
+				this.world.destroyBlock( this.pos, true );
 			}
 		}
 		else
@@ -354,9 +354,9 @@ public class TileCableBus extends AEBaseTile implements AEMultiTile, ICustomColl
 	@Override
 	public void notifyNeighbors()
 	{
-		if( this.worldObj != null && this.worldObj.isBlockLoaded( this.pos ) && !CableBusContainer.isLoading() )
+		if( this.world != null && this.world.isBlockLoaded( this.pos ) && !CableBusContainer.isLoading() )
 		{
-			Platform.notifyBlocksOfNeighbors( this.worldObj, this.pos );
+			Platform.notifyBlocksOfNeighbors( this.world, this.pos );
 		}
 	}
 

src/main/java/appeng/tile/networking/TileController.java

@@ -128,9 +128,9 @@ public class TileController extends AENetworkPowerTile
 			metaState = ControllerBlockState.offline;
 		}
 
-		if( this.checkController( this.pos ) && this.worldObj.getBlockState( this.pos ).getValue( BlockController.CONTROLLER_STATE ) != metaState )
+		if( this.checkController( this.pos ) && this.world.getBlockState( this.pos ).getValue( BlockController.CONTROLLER_STATE ) != metaState )
 		{
-			this.worldObj.setBlockState( this.pos, this.worldObj.getBlockState( this.pos ).withProperty( BlockController.CONTROLLER_STATE, metaState ) );
+			this.world.setBlockState( this.pos, this.world.getBlockState( this.pos ).withProperty( BlockController.CONTROLLER_STATE, metaState ) );
 		}
 
 	}
@@ -219,11 +219,18 @@ public class TileController extends AENetworkPowerTile
 	private boolean checkController( final BlockPos pos )
 	{
 		final BlockPos ownPos = this.getPos();
-		if( this.worldObj.getChunkProvider().getLoadedChunk( ownPos.getX() >> 4, ownPos.getZ() >> 4 ) != null )
+		if( this.world.getChunkProvider().getLoadedChunk( ownPos.getX() >> 4, ownPos.getZ() >> 4 ) != null )
 		{
-			return this.worldObj.getTileEntity( pos ) instanceof TileController;
+			return this.world.getTileEntity( pos ) instanceof TileController;
 		}
 
 		return false;
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
 }

src/main/java/appeng/tile/networking/TileEnergyAcceptor.java

@@ -119,4 +119,11 @@ public class TileEnergyAcceptor extends AENetworkPowerTile
 		return this.sides;
 	}
 
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
+
 }

src/main/java/appeng/tile/networking/TileEnergyCell.java

@@ -60,7 +60,7 @@ public class TileEnergyCell extends AENetworkTile implements IAEPowerStorage
 	public void onReady()
 	{
 		super.onReady();
-		final int value = this.worldObj.getBlockState( this.pos ).getValue( BlockEnergyCell.ENERGY_STORAGE );
+		final int value = this.world.getBlockState( this.pos ).getValue( BlockEnergyCell.ENERGY_STORAGE );
 		this.currentMeta = (byte) value;
 		this.changePowerLevel();
 	}
@@ -95,14 +95,14 @@ public class TileEnergyCell extends AENetworkTile implements IAEPowerStorage
 		if( this.currentMeta != storageLevel )
 		{
 			this.currentMeta = (byte) storageLevel;
-			this.worldObj.setBlockState( this.pos, this.worldObj.getBlockState( this.pos ).withProperty( BlockEnergyCell.ENERGY_STORAGE, storageLevel ) );
+			this.world.setBlockState( this.pos, this.world.getBlockState( this.pos ).withProperty( BlockEnergyCell.ENERGY_STORAGE, storageLevel ) );
 		}
 	}
 
 	@TileEvent( TileEventType.WORLD_NBT_WRITE )
 	public void writeToNBT_TileEnergyCell( final NBTTagCompound data )
 	{
-		if( !this.worldObj.isRemote )
+		if( !this.world.isRemote )
 		{
 			data.setDouble( "internalCurrentPower", this.internalCurrentPower );
 		}

src/main/java/appeng/tile/networking/TileWireless.java

@@ -169,7 +169,7 @@ public class TileWireless extends AENetworkInvTile implements IWirelessAccessPoi
 	private int getBoosters()
 	{
 		final ItemStack boosters = this.inv.getStackInSlot( 0 );
-		return boosters == null ? 0 : boosters.stackSize;
+		return boosters == null ? 0 : boosters.getCount();
 	}
 
 	@Override
@@ -223,4 +223,11 @@ public class TileWireless extends AENetworkInvTile implements IWirelessAccessPoi
 	{
 		this.clientFlags = clientFlags;
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
 }

src/main/java/appeng/tile/qnb/TileQuantumBridge.java

@@ -259,7 +259,7 @@ public class TileQuantumBridge extends AENetworkInvTile implements IAEMultiBlock
 
 		for( final EnumFacing d : EnumFacing.values() )
 		{
-			final TileEntity te = this.worldObj.getTileEntity( this.pos.offset( d ) );
+			final TileEntity te = this.world.getTileEntity( this.pos.offset( d ) );
 			if( te instanceof TileQuantumBridge )
 			{
 				set.add( d );
@@ -315,7 +315,7 @@ public class TileQuantumBridge extends AENetworkInvTile implements IAEMultiBlock
 
 	public void neighborUpdate()
 	{
-		this.calc.calculateMultiblock( this.worldObj, this.getLocation() );
+		this.calc.calculateMultiblock( this.world, this.getLocation() );
 	}
 
 	@Override
@@ -345,4 +345,11 @@ public class TileQuantumBridge extends AENetworkInvTile implements IAEMultiBlock
 	{
 		return this.corner;
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
 }

src/main/java/appeng/tile/spatial/TileSpatialIOPort.java

@@ -89,7 +89,7 @@ public class TileSpatialIOPort extends AENetworkInvTile implements IWorldCallabl
 
 	public void updateRedstoneState()
 	{
-		final YesNo currentState = this.worldObj.isBlockIndirectlyGettingPowered( this.pos ) != 0 ? YesNo.YES : YesNo.NO;
+		final YesNo currentState = this.world.isBlockIndirectlyGettingPowered( this.pos ) != 0 ? YesNo.YES : YesNo.NO;
 		if( this.lastRedstoneState != currentState )
 		{
 			this.lastRedstoneState = currentState;
@@ -143,7 +143,7 @@ public class TileSpatialIOPort extends AENetworkInvTile implements IWorldCallabl
 					final MENetworkEvent res = gi.postEvent( new MENetworkSpatialEvent( this, req ) );
 					if( !res.isCanceled() )
 					{
-						final TransitionResult tr = sc.doSpatialTransition( cell, this.worldObj, spc.getMin(), spc.getMax(), true );
+						final TransitionResult tr = sc.doSpatialTransition( cell, this.world, spc.getMin(), spc.getMax(), true );
 						if( tr.success )
 						{
 							energy.extractAEPower( req, Actionable.MODULATE, PowerMultiplier.CONFIG );
@@ -205,4 +205,11 @@ public class TileSpatialIOPort extends AENetworkInvTile implements IWorldCallabl
 	{
 		return this.sides;
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
 }

src/main/java/appeng/tile/spatial/TileSpatialPylon.java

@@ -96,7 +96,7 @@ public class TileSpatialPylon extends AENetworkTile implements IAEMultiBlock
 
 	public void neighborChanged()
 	{
-		this.calc.calculateMultiblock( this.worldObj, this.getLocation() );
+		this.calc.calculateMultiblock( this.world, this.getLocation() );
 	}
 
 	@Override
@@ -197,8 +197,8 @@ public class TileSpatialPylon extends AENetworkTile implements IAEMultiBlock
 		if( hasLight != this.didHaveLight )
 		{
 			this.didHaveLight = hasLight;
-			this.worldObj.checkLight( this.pos );
-			// worldObj.updateAllLightTypes( xCoord, yCoord, zCoord );
+			this.world.checkLight( this.pos );
+			// world.updateAllLightTypes( xCoord, yCoord, zCoord );
 		}
 	}
 

src/main/java/appeng/tile/storage/TileChest.java

@@ -35,10 +35,6 @@ import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.ITickable;
 import net.minecraftforge.common.capabilities.Capability;
-import net.minecraftforge.fluids.Fluid;
-import net.minecraftforge.fluids.FluidStack;
-import net.minecraftforge.fluids.FluidTankInfo;
-import net.minecraftforge.fluids.IFluidHandler;
 
 import appeng.api.AEApi;
 import appeng.api.config.AccessRestriction;
@@ -95,10 +91,9 @@ import appeng.tile.inventory.InvOperation;
 import appeng.util.ConfigManager;
 import appeng.util.IConfigManagerHost;
 import appeng.util.Platform;
-import appeng.util.item.AEFluidStack;
 
 
-public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHandler, ITerminalHost, IPriorityHost, IConfigManagerHost, IColorableTile, ITickable
+public class TileChest extends AENetworkPowerTile implements IMEChest, ITerminalHost, IPriorityHost, IConfigManagerHost, IColorableTile, ITickable
 {
 
 	private static final ChestNoHandler NO_HANDLER = new ChestNoHandler();
@@ -336,7 +331,7 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 	@Override
 	public boolean isCellBlinking( final int slot )
 	{
-		final long now = this.worldObj.getTotalWorldTime();
+		final long now = this.world.getTotalWorldTime();
 		if( now - this.lastStateChange > 8 )
 		{
 			return false;
@@ -371,7 +366,7 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 	@Override
 	public void update()
 	{
-		if( this.worldObj.isRemote )
+		if( this.world.isRemote )
 		{
 			return;
 		}
@@ -407,7 +402,7 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 	@TileEvent( TileEventType.NETWORK_WRITE )
 	public void writeToStream_TileChest( final ByteBuf data )
 	{
-		if( this.worldObj.getTotalWorldTime() - this.lastStateChange > 8 )
+		if( this.world.getTotalWorldTime() - this.lastStateChange > 8 )
 		{
 			this.state = 0;
 		}
@@ -466,7 +461,7 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 			this.storageType = new ItemStack( Item.getItemById( item & 0xffff ), 1, item >> Platform.DEF_OFFSET );
 		}
 
-		this.lastStateChange = this.worldObj.getTotalWorldTime();
+		this.lastStateChange = this.world.getTotalWorldTime();
 
 		return oldPaintedColor != this.paintedColor || ( this.state & 0xDB6DB6DB ) != ( oldState & 0xDB6DB6DB ) || !Platform.itemComparisons().isSameItem( oldType, this.storageType );
 	}
@@ -549,9 +544,9 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 			}
 
 			// update the neighbors
-			if( this.worldObj != null )
+			if( this.world != null )
 			{
-				Platform.notifyBlocksOfNeighbors( this.worldObj, this.pos );
+				Platform.notifyBlocksOfNeighbors( this.world, this.pos );
 				this.markForUpdate();
 			}
 		}
@@ -577,7 +572,7 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 			{
 				final IMEInventory<IAEItemStack> cell = this.getHandler( StorageChannel.ITEMS );
 				final IAEItemStack returns = cell.injectItems( AEApi.instance().storage().createItemStack( this.inv.getStackInSlot( 0 ) ), Actionable.SIMULATE, this.mySrc );
-				return returns == null || returns.getStackSize() != insertingItem.stackSize;
+				return returns == null || returns.getStackSize() != insertingItem.getCount();
 			}
 			catch( final ChestNoHandler ignored )
 			{
@@ -687,7 +682,7 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 	@Override
 	public void blinkCell( final int slot )
 	{
-		final long now = this.worldObj.getTotalWorldTime();
+		final long now = this.world.getTotalWorldTime();
 		if( now - this.lastStateChange > 8 )
 		{
 			this.state = 0;
@@ -699,84 +694,6 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 		this.recalculateDisplay();
 	}
 
-	@Override
-	public int fill( final EnumFacing from, final FluidStack resource, final boolean doFill )
-	{
-		final double req = resource.amount / 500.0;
-		final double available = this.extractAEPower( req, Actionable.SIMULATE, PowerMultiplier.CONFIG );
-		if( available >= req - 0.01 )
-		{
-			try
-			{
-				final IMEInventoryHandler h = this.getHandler( StorageChannel.FLUIDS );
-
-				this.extractAEPower( req, Actionable.MODULATE, PowerMultiplier.CONFIG );
-				final IAEStack results = h.injectItems( AEFluidStack.create( resource ), doFill ? Actionable.MODULATE : Actionable.SIMULATE, this.mySrc );
-
-				if( results == null )
-				{
-					return resource.amount;
-				}
-
-				return resource.amount - (int) results.getStackSize();
-			}
-			catch( final ChestNoHandler ignored )
-			{
-			}
-		}
-		return 0;
-	}
-
-	@Override
-	public FluidStack drain( final EnumFacing from, final FluidStack resource, final boolean doDrain )
-	{
-		return null;
-	}
-
-	@Override
-	public FluidStack drain( final EnumFacing from, final int maxDrain, final boolean doDrain )
-	{
-		return null;
-	}
-
-	@Override
-	public boolean canFill( final EnumFacing from, final Fluid fluid )
-	{
-		try
-		{
-			final IMEInventoryHandler h = this.getHandler( StorageChannel.FLUIDS );
-			return h.canAccept( AEFluidStack.create( new FluidStack( fluid, 1 ) ) );
-		}
-		catch( final ChestNoHandler ignored )
-		{
-		}
-		return false;
-	}
-
-	@Override
-	public boolean canDrain( final EnumFacing from, final Fluid fluid )
-	{
-		return false;
-	}
-
-	@Override
-	public FluidTankInfo[] getTankInfo( final EnumFacing from )
-	{
-		try
-		{
-			final IMEInventoryHandler h = this.getHandler( StorageChannel.FLUIDS );
-			if( h.getChannel() == StorageChannel.FLUIDS )
-			{
-				return new FluidTankInfo[] { new FluidTankInfo( null, 1 ) }; // eh?
-			}
-		}
-		catch( final ChestNoHandler ignored )
-		{
-		}
-
-		return null;
-	}
-
 	public ItemStack getStorageType()
 	{
 		if( this.isPowered() )
@@ -854,7 +771,7 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 	@Override
 	public void saveChanges( final IMEInventory cellInventory )
 	{
-		this.worldObj.markChunkDirty( this.pos, this );
+		this.world.markChunkDirty( this.pos, this );
 	}
 
 	private static class ChestNoHandler extends Exception
@@ -1022,4 +939,11 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 		}
 	}
 
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
+
 }

src/main/java/appeng/tile/storage/TileDrive.java

@@ -407,6 +407,13 @@ public class TileDrive extends AENetworkInvTile implements IChestOrDrive, IPrior
 	@Override
 	public void saveChanges( final IMEInventory cellInventory )
 	{
-		this.worldObj.markChunkDirty( this.pos, this );
+		this.world.markChunkDirty( this.pos, this );
+	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
 	}
 }

src/main/java/appeng/tile/storage/TileIOPort.java

@@ -175,7 +175,7 @@ public class TileIOPort extends AENetworkInvTile implements IUpgradeableHost, IC
 
 	public void updateRedstoneState()
 	{
-		final YesNo currentState = this.worldObj.isBlockIndirectlyGettingPowered( this.pos ) != 0 ? YesNo.YES : YesNo.NO;
+		final YesNo currentState = this.world.isBlockIndirectlyGettingPowered( this.pos ) != 0 ? YesNo.YES : YesNo.NO;
 		if( this.lastRedstoneState != currentState )
 		{
 			this.lastRedstoneState = currentState;
@@ -578,4 +578,11 @@ public class TileIOPort extends AENetworkInvTile implements IUpgradeableHost, IC
 			}
 		}
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
 }

src/main/java/appeng/tile/storage/TileSkyChest.java

@@ -128,9 +128,9 @@ public class TileSkyChest extends AEBaseInvTile implements ITickable
 		if( !player.isSpectator() )
 		{
 			this.setPlayerOpen( this.getPlayerOpen() + 1 );
-			this.worldObj.addBlockEvent( this.pos, this.getBlockType(), 1, this.numPlayersUsing );
-			this.worldObj.notifyNeighborsOfStateChange( this.pos, this.getBlockType() );
-			this.worldObj.notifyNeighborsOfStateChange( this.pos.down(), this.getBlockType() );
+			this.world.addBlockEvent( this.pos, this.getBlockType(), 1, this.numPlayersUsing );
+			this.world.notifyNeighborsOfStateChange( this.pos, this.getBlockType(), true );
+			this.world.notifyNeighborsOfStateChange( this.pos.down(), this.getBlockType(), true );
 
 			if( this.getPlayerOpen() == 1 )
 			{
@@ -146,9 +146,9 @@ public class TileSkyChest extends AEBaseInvTile implements ITickable
 		if( !player.isSpectator() )
 		{
 			this.setPlayerOpen( this.getPlayerOpen() - 1 );
-			this.worldObj.addBlockEvent( this.pos, this.getBlockType(), 1, this.numPlayersUsing );
-			this.worldObj.notifyNeighborsOfStateChange( this.pos, this.getBlockType() );
-			this.worldObj.notifyNeighborsOfStateChange( this.pos.down(), this.getBlockType() );
+			this.world.addBlockEvent( this.pos, this.getBlockType(), 1, this.numPlayersUsing );
+			this.world.notifyNeighborsOfStateChange( this.pos, this.getBlockType(), true );
+			this.world.notifyNeighborsOfStateChange( this.pos.down(), this.getBlockType(), true );
 
 			if( this.getPlayerOpen() < 0 )
 			{
@@ -252,4 +252,11 @@ public class TileSkyChest extends AEBaseInvTile implements ITickable
 	{
 		this.lastEvent = lastEvent;
 	}
+
+	@Override
+	public boolean isEmpty()
+	{
+		// TODO Auto-generated method stub
+		return false;
+	}
 }