SquirrelJME/SquirrelJME

// -*- Mode: Java; indent-tabs-mode: t; tab-width: 4 -*-
// ---------------------------------------------------------------------------
// SquirrelJME
//     Copyright (C) Stephanie Gawroriski <xer@multiphasicapps.net>
// ---------------------------------------------------------------------------
// SquirrelJME is under the Mozilla Public License Version 2.0.
// See license.mkd for licensing and copyright information.
// ---------------------------------------------------------------------------

package cc.squirreljme.runtime.cldc.util;

import java.util.AbstractList;
import java.util.List;
import java.util.RandomAccess;

/**
 * Wraps a character list as an integer list.
 *
 * @since 2021/02/25
 */
final class __CharacterIntegerListRandom__
    extends AbstractList<Integer>
    implements RandomAccess
{
    /** The backing character array. */
    protected final List<Character> chars;
    
    /**
     * Initializes the list wrapper.
     * 
     * @param __chars The list to wrap.
     * @throws NullPointerException On null arguments.
     * @since 2021/02/25
     */
    __CharacterIntegerListRandom__(List<Character> __chars)
        throws NullPointerException
    {
        if (__chars == null)
            throw new NullPointerException("NARG");
        
        this.chars = __chars;
    }
    
    /**
     * {@inheritDoc}
     * @since 2021/02/25
     */
    @Override
    public void add(int __dx, Integer __v)
    {
        this.chars.add(__dx, (__v == null ? null : (char)((int)__v)));
    }
    
    /**
     * {@inheritDoc}
     * @since 2021/02/25
     */
    @Override
    public Integer get(int __dx)
    {
        Character rv = this.chars.get(__dx);
        return (rv == null ? null : (int)rv);
    }
    
    /**
     * {@inheritDoc}
     * @since 2021/02/25
     */
    @Override
    public Integer remove(int __dx)
    {
        Character rv = this.chars.remove(__dx);
        return (rv == null ? null : (int)rv);
    }
    
    /**
     * {@inheritDoc}
     * @since 2021/02/25
     */
    @Override
    public Integer set(int __dx, Integer __v)
    {
        Character rv = this.chars.set(__dx,
            (__v == null ? null : (char)((int)__v)));
        return (rv == null ? null : (int)rv);
    }
    
    /**
     * {@inheritDoc}
     * @since 2021/02/25
     */
    @Override
    public int size()
    {
        return this.chars.size();
    }
}