Neighbors

package net.minecraft.src;

public class Neighbors implements Iterator
{
    private byte cur;
    private World worldinstance;
    public Neighbors(World world)
    {
        cur=0;
        worldinstance = world;
    }
    public boolean hasNext()
    {
        return cur<6;
    }
    public Object next()
    {
        cur++;
        switch(cur)
        {
            case 1:
                return Block.blockList[worldinstance.getBlockId(x-1, y, z)]
            break;
            case 2:
                return Block.blockList[worldinstance.getBlockId(x+1, y, z)]
            break;
            case 3:
                return Block.blockList[worldinstance.getBlockId(x, y, z-1)]
            break;
            case 4:
                return Block.blockList[worldinstance.getBlockId(x, y, z+1)]
            break;
            case 5:
                return Block.blockList[worldinstance.getBlockId(x, y-1, z)]
            break;
            case 6:
                return Block.blockList[worldinstance.getBlockId(x, y+1, z)]
            break;
        }
    }
    public void remove()
    {
        throw new UnsupportedOperationException();
    }
}