Applied-Energistics-2-tiler.../util/item/ItemModList.java

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package appeng.util.item;
import java.util.Collection;
import appeng.api.AEApi;
import appeng.api.config.FuzzyMode;
import appeng.api.storage.data.IAEItemStack;
import appeng.api.storage.data.IItemContainer;
public class ItemModList implements IItemContainer<IAEItemStack>
{
final IItemContainer<IAEItemStack> backingStore;
final IItemContainer<IAEItemStack> overrides = AEApi.instance().storage().createItemList();
public ItemModList(IItemContainer<IAEItemStack> backend) {
backingStore = backend;
}
@Override
public void add(IAEItemStack option)
{
IAEItemStack over = overrides.findPrecise( option );
if ( over == null )
{
over = backingStore.findPrecise( option );
if ( over == null )
overrides.add( option );
else
{
option.add( over );
overrides.add( option );
}
}
else
overrides.add( option );
}
@Override
public IAEItemStack findPrecise(IAEItemStack i)
{
IAEItemStack over = overrides.findPrecise( i );
if ( over == null )
return backingStore.findPrecise( i );
return over;
}
@Override
public Collection<IAEItemStack> findFuzzy(IAEItemStack input, FuzzyMode fuzzy)
{
Collection<IAEItemStack> overrrides = overrides.findFuzzy( input, fuzzy );
return overrrides;
}
@Override
public boolean isEmpty()
{
return overrides.isEmpty() && backingStore.isEmpty();
}
}