mmb.engine.inv.NoSuchInventory Maven / Gradle / Ivy

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/**
 * 
 */
package mmb.engine.inv;

import java.util.Collections;
import java.util.Iterator;

import mmb.NN;
import mmb.engine.item.ItemEntry;
import mmb.engine.recipe.RecipeOutput;

/**
 * A non-existent inventory
 * @author oskar
 */
public class NoSuchInventory implements Inventory{
	/** The only instance of this inventory*/
	@NN public static final NoSuchInventory INSTANCE = new NoSuchInventory();
	@NN private static final NoSuchItemRecord nsir = new NoSuchItemRecord(INSTANCE);
	private NoSuchInventory() {}
	
	@SuppressWarnings("null")
	@Override
	public Iterator iterator() {
		return Collections.emptyIterator();
	}
	@Override
	public boolean exists() {
		return false;
	}
	@Override
	public boolean canExtract() {
		return false;
	}
	@Override
	public boolean canInsert() {
		return false;
	}
	@Override
	public ItemRecord get(ItemEntry entry) {
		return nsir;
	}
	@Override
	public int insert(ItemEntry ent, int amount) {
		return 0;
	}
	@Override
	public int extract(ItemEntry ent, int amount) {
		return 0;
	}
	@Override
	public double capacity() {
		return 0;
	}
	@Override
	public double volume() {
		return 0;
	}
	@Override
	public ItemRecord nget(ItemEntry entry) {
		return nsir;
	}
	@Override
	public boolean isEmpty() {
		return true;
	}
	@Override
	public int size() {
		return 0;
	}
	@Override
	public int bulkInsert(RecipeOutput ent, int amount) {
		return 0;
	}
	@Override
	public boolean test(ItemEntry e) {
		return false;
	}
	@Override
	public int insertibleRemainBulk(int amount, RecipeOutput ent) {
		return 0;
	}
}