//Change Meta
	public boolean onBlockActivated(World worldIn, BlockPos pos, IBlockState state, EntityPlayer playerIn, EnumHand hand, @Nullable ItemStack heldItem, EnumFacing side, float hitX, float hitY, float hitZ)
	{
		ItemStack stacktosubtract = new ItemStack(Items.BOOK);
		ItemStack stacktoadd = new ItemStack(Items.BOOK);
		//Change from empty to partially filled
		if (IntegratedBlocks.bookcases.getDefaultState().withProperty(BlockBookcaseMulti.TYPE, EnumBookshelf.one1) != null)
		{
			System.out.println("hi");

			if(heldItem.getItem() == Items.BOOK)
			{
				System.out.println("changed into 1");
				worldIn.setBlockState(pos, this.blockState.getBaseState().withProperty(TYPE, EnumBookshelf.two2));
				--stacktosubtract.stackSize;
				return true;
			}

		}

		//Change from 1/3 to 2/3 filled
		if (IntegratedBlocks.bookcases.getDefaultState().withProperty(BlockBookcaseMulti.TYPE, EnumBookshelf.two2) != null)
		{
			if(heldItem.getItem() == Items.BOOK)
			{
				System.out.println("changed into 2");
				worldIn.setBlockState(pos, this.blockState.getBaseState().withProperty(TYPE, EnumBookshelf.two3));
				--stacktosubtract.stackSize;
				return true;
			}
		}

		//Change from 2/3 to filled
		if (IntegratedBlocks.bookcases.getDefaultState().withProperty(BlockBookcaseMulti.TYPE, EnumBookshelf.two3) != null)
		{
			if(heldItem.getItem() == Items.BOOK)
			{
				System.out.println("changed into 3");
				worldIn.setBlockState(pos, this.blockState.getBaseState().withProperty(TYPE, EnumBookshelf.three1));
				--stacktosubtract.stackSize;
				return true;
			}
		}

		//Change from 2/3 to filled
		if (IntegratedBlocks.bookcases.getDefaultState().withProperty(BlockBookcaseMulti.TYPE, EnumBookshelf.two3) != null)
		{
			if(heldItem.getItem() == Items.BOOK)
			{
				System.out.println("changed into 3");
				worldIn.setBlockState(pos, this.blockState.getBaseState().withProperty(TYPE, EnumBookshelf.three1));
				--stacktosubtract.stackSize;
				return true;
			}
		}

		//Change from filled to 2/3
		if (IntegratedBlocks.bookcases.getDefaultState().withProperty(BlockBookcaseMulti.TYPE, EnumBookshelf.three1) != null)
		{
			if(heldItem.getItem() == null)
			{
				worldIn.setBlockState(pos, this.blockState.getBaseState().withProperty(TYPE, EnumBookshelf.two3));
				playerIn.inventory.addItemStackToInventory(stacktoadd);
				return true;
			}
		}

		//Change from 2/3 to 1/3
		if (IntegratedBlocks.bookcases.getDefaultState().withProperty(BlockBookcaseMulti.TYPE, EnumBookshelf.two3) != null)
		{
			if(heldItem.getItem() == null)
			{
				worldIn.setBlockState(pos, this.blockState.getBaseState().withProperty(TYPE, EnumBookshelf.two2));
				playerIn.inventory.addItemStackToInventory(stacktoadd);
				return true;
			}
		}

		//Change from 1/3 to empty
		if (IntegratedBlocks.bookcases.getDefaultState().withProperty(BlockBookcaseMulti.TYPE, EnumBookshelf.two2) != null)
		{
			if(heldItem.getItem() == null)
			{
				worldIn.setBlockState(pos, this.blockState.getBaseState().withProperty(TYPE, EnumBookshelf.one1));
				playerIn.inventory.addItemStackToInventory(stacktoadd);
				return true;
			}
		}

		else
		{
			worldIn.setBlockToAir(pos);
			return true;
		}
		return true;
	}