/*
 * Copyright (c) 2007, 2020 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

/*
 * @(#)SerialTestMessageListenerImpl.java	1.10 03/05/16
 */
package com.sun.ts.tests.jms.common;

import com.sun.ts.lib.util.TestUtil;

import jakarta.jms.Message;

public class SerialTestMessageListenerImpl implements jakarta.jms.MessageListener {
    public boolean inUse = false;

    public boolean testFailed = false;

    public DoneLatch monitor = new DoneLatch();

    public void onMessage(Message m) {

        // first check for concurrent usage
        if (inUse == true) {
            TestUtil.logMsg("Error -- concurrent use of MessageListener");
            testFailed = true;
        }

        // set flag, then check for final message
        inUse = true;
        TestUtil.logMsg("*MessageListener: onMessage() called. " + "Forcing other message listeners to wait.");
        try {
            if (m.getBooleanProperty("COM_SUN_JMS_TEST_LASTMESSAGE") == true) {
                TestUtil.logMsg("*MessageListener: Received final message");
                monitor.allDone();
            } else {

                // wait to force next onMessage() to wait
                for (int i = 0; i < 10000; i++) {
                }
            }
        } catch (Exception e) {
            TestUtil.printStackTrace(e);
            TestUtil.logErr("Failure in message listener: " + e.getMessage());
            testFailed = true;
        }

        // unset flag
        inUse = false;
    }

}
