javax.jms.MessageListener Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2017 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
*/
package javax.jms;
/**
* A {@code MessageListener} object is used to receive asynchronously delivered messages.
*
*
* Each session must ensure that it passes messages serially to the listener. This means that a listener assigned to one
* or more consumers of the same session can assume that the {@code onMessage} method is not called with the next
* message until the session has completed the last call.
*
* @version Jakarta Messaging 2.0
* @since JMS 1.0
*
*/
public interface MessageListener {
/**
* Passes a message to the listener.
*
* @param message the message passed to the listener
*/
void onMessage(Message message);
}