SquirrelJME/SquirrelJME

// -*- Mode: Java; indent-tabs-mode: t; tab-width: 4 -*-
// ---------------------------------------------------------------------------
// Multi-Phasic Applications: 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.vm;

import cc.squirreljme.runtime.cldc.debug.Debugging;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Path;

/**
 * This is a class library that is pre-addressed at a fixed location.
 *
 * @since 2020/12/13
 */
public final class PreAddressedClassLibrary
    implements VMClassLibrary
{
    /** The offset to the library. */
    public final int offset;
    
    /** The size of the library. */
    public final int size;
    
    /** The name of the library. */
    protected final String name;
    
    /**
     * Initializes the pre-addressed class library.
     * 
     * @param __offset The offset to the class library.
     * @param __size The size of the library.
     * @param __name The name of the library.
     * @throws NullPointerException On null arguments.
     * @since 2020/12/13
     */
    public PreAddressedClassLibrary(int __offset, int __size, String __name)
        throws NullPointerException
    {
        if (__name == null)
            throw new NullPointerException("NARG");
        
        this.offset = __offset;
        this.size = __size;
        this.name = __name;
    }
    
    /**
     * {@inheritDoc}
     * @since 2020/12/13
     */
    @Override
    public String[] listResources()
    {
        /* {@squirreljme.error AK03 Pre-addressed class libraries do not
        support lookup.} */
        throw new IllegalStateException("AK03");
    }
    
    /**
     * {@inheritDoc}
     * @since 2020/12/13
     */
    @Override
    public String name()
    {
        return this.name;
    }
    
    /**
     * {@inheritDoc}
     * @since 2021/06/14
     */
    @Override
    public Path path()
    {
        return null;
    }
    
    /**
     * {@inheritDoc}
     * @since 2020/12/13
     */
    @Override
    public InputStream resourceAsStream(String __rc)
        throws IOException, NullPointerException
    {
        /* {@squirreljme.error AK02 Pre-addressed class libraries do not
        support lookup.} */
        throw new IllegalStateException("AK02");
    }
}