/*
 * Copyright 2005-2006 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

package com.sun.jdi.event;

import com.sun.jdi.*;

/**
 * Notification that a thread in the target VM is about to
 * wait on a monitor object.
 * <P>
 *
 * @see EventQueue
 * @see MonitorWaitedEvent
 *
 * @author Swamy Venkataramanappa
 * @since  1.6
 */
public interface MonitorWaitEvent extends LocatableEvent {

    /**
     * Returns the thread in which monitor wait event has occurred.
     * <p>
     *
     * @return a {@link ThreadReference} which mirrors the event's thread in
     * the target VM.
     */
    public ThreadReference thread();

    /**
     * Returns the monitor object that the thread about to wait.
     *
     * @return an {@link ObjectReference} for the monitor.
     */
    public ObjectReference  monitor();

    /**
     * Returns the number of millisecond the thread will wait.
     *
     * @return a <code>jlong</code> containing monitor wait time in milliseconds.
     */
    public long  timeout();
}