Applied-Energistics-2-tiler.../src/main/java/appeng/core/features/ItemDefinition.java

81 lines
2.0 KiB
Java

/*
* This file is part of Applied Energistics 2.
* Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
*
* Applied Energistics 2 is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Applied Energistics 2 is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
*/
package appeng.core.features;
import javax.annotation.Nonnull;
import com.google.common.base.Optional;
import com.google.common.base.Preconditions;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.world.IBlockAccess;
import appeng.api.definitions.IItemDefinition;
import appeng.util.Platform;
public class ItemDefinition implements IItemDefinition
{
@Nonnull
private final Item item;
private final boolean enabled;
public ItemDefinition( @Nonnull Item item, @Nonnull ActivityState state )
{
Preconditions.checkNotNull( item );
Preconditions.checkNotNull( state );
this.item = item;
this.enabled = state == ActivityState.Enabled;
}
@Override
public final Optional<Item> maybeItem()
{
return Optional.of( this.item );
}
@Override
public Optional<ItemStack> maybeStack( int stackSize )
{
if( this.enabled )
{
return Optional.of( new ItemStack( this.item ) );
}
else
{
return Optional.absent();
}
}
@Override
public final boolean isSameAs( ItemStack comparableStack )
{
return this.enabled && Platform.isSameItemType( comparableStack, this.maybeStack( 1 ).get() );
}
@Override
public boolean isSameAs( IBlockAccess world, int x, int y, int z )
{
return false;
}
}