ObjectIntIdentityMap.java

package net.minecraft.util;

import com.google.common.base.Predicates;
import com.google.common.collect.Iterators;
import com.google.common.collect.Lists;
import java.util.IdentityHashMap;
import java.util.Iterator;
import java.util.List;

public class ObjectIntIdentityMap implements IObjectIntIterable
{
    protected IdentityHashMap field_148749_a = new IdentityHashMap(512);
    protected List field_148748_b = Lists.newArrayList();
    private static final String __OBFID = "CL_00001203";

    public void func_148746_a(Object p_148746_1_, int p_148746_2_)
    {
        this.field_148749_a.put(p_148746_1_, Integer.valueOf(p_148746_2_));

        while (this.field_148748_b.size() <= p_148746_2_)
        {
            this.field_148748_b.add((Object)null);
        }

        this.field_148748_b.set(p_148746_2_, p_148746_1_);
    }

    public int func_148747_b(Object p_148747_1_)
    {
        Integer integer = (Integer)this.field_148749_a.get(p_148747_1_);
        return integer == null ? -1 : integer.intValue();
    }

    public Object func_148745_a(int p_148745_1_)
    {
        return p_148745_1_ >= 0 && p_148745_1_ < this.field_148748_b.size() ? this.field_148748_b.get(p_148745_1_) : null;
    }

    public Iterator iterator()
    {
        return Iterators.filter(this.field_148748_b.iterator(), Predicates.notNull());
    }

    public boolean func_148744_b(int p_148744_1_)
    {
        return this.func_148745_a(p_148744_1_) != null;
    }
}