Applied-Energistics-2-tiler.../src/main/java/appeng/core/features/DamagedItemDefinition.java
2016-09-17 17:05:07 +02:00

91 lines
2.2 KiB
Java

/*
* This file is part of Applied Energistics 2.
* Copyright (c) 2013 - 2015, 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 java.util.Optional;
import javax.annotation.Nonnull;
import com.google.common.base.Preconditions;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import appeng.api.definitions.IItemDefinition;
public final class DamagedItemDefinition implements IItemDefinition
{
private final String identifier;
private final Optional<IStackSrc> source;
public DamagedItemDefinition( @Nonnull final String identifier, @Nonnull final IStackSrc source )
{
this.identifier = Preconditions.checkNotNull( identifier );
Preconditions.checkNotNull( source );
if( source.isEnabled() )
{
this.source = Optional.of( source );
}
else
{
this.source = Optional.empty();
}
}
@Nonnull
@Override
public String identifier()
{
return this.identifier;
}
@Override
public Optional<Item> maybeItem()
{
return this.source.map( IStackSrc::getItem );
}
@Override
public Optional<ItemStack> maybeStack( final int stackSize )
{
return this.source.map( input -> input.stack( stackSize ));
}
@Override
public boolean isEnabled()
{
return this.source.isPresent();
}
@Override
public boolean isSameAs( final ItemStack comparableStack )
{
if( comparableStack == null )
{
return false;
}
return this.isEnabled() && comparableStack.getItem() == this.source.get().getItem() && comparableStack.getItemDamage() == this.source.get().getDamage();
}
}