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;

/**
 * Wraps a byte array to provide integer access to it.
 *
 * @see UnsignedByteIntegerArray
 * @since 2019/05/09
 */
public final class ByteIntegerArray
    extends AbstractIntegerArray
{
    /** The backed array. */
    protected final byte[] array;
    
    /**
     * Initializes the array wrapper.
     *
     * @param __a The array to wrap.
     * @throws NullPointerException On null arguments.
     * @since 2019/05/09
     */
    public ByteIntegerArray(byte[] __a)
        throws NullPointerException
    {
        if (__a == null)
            throw new NullPointerException("NARG");
        
        this.array = __a;
    }
    
    /**
     * {@inheritDoc}
     * @since 2019/05/09
     */
    @Override
    public final int get(int __i)
    {
        return this.array[__i];
    }
    
    /**
     * {@inheritDoc}
     * @since 2019/05/09
     */
    @Override
    public final void set(int __i, int __v)
    {
        this.array[__i] = (byte)__v;
    }
    
    /**
     * {@inheritDoc}
     * @since 2019/05/09
     */
    @Override
    public final int size()
    {
        return this.array.length;
    }
}