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.emulator.uiform;

import cc.squirreljme.jvm.mle.callbacks.UIDisplayCallback;
import java.lang.ref.Reference;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;

/**
 * Used to execute a {@link Runnable} at some point in the future via the
 * event loop.
 *
 * @since 2020/10/03
 */
public class CallLater
    implements Runnable
{
    /** The display identifier. */
    private final SwingDisplay display;
    
    /** The serial identifier. */
    private final int serialId;
    
    /**
     * Initializes the call later.
     * 
     * @param __displayId The display ID.
     * @param __serialId The serial ID.
     * @since 2020/10/03
     */
    public CallLater(SwingDisplay __displayId, int __serialId)
    {
        this.display = __displayId;
        this.serialId = __serialId;
    }
    
    /**
     * {@inheritDoc}
     * @since 2020/10/03
     */
    @Override
    public void run()
    {
        SwingDisplay display = this.display;
        UIDisplayCallback callback = display.callback();
        if (callback != null)
            try
            {
                callback.later(display, this.serialId);
            }
            catch (Throwable t)
            {
                t.printStackTrace();
            }
    }
}