/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.activemq.artemis.api.core.client;
/**
* A MessageHandler is used to receive message <em>asynchronously</em>.
* <p>
* To receive messages asynchronously, a MessageHandler is set on a ClientConsumer. Every time the
* consumer will receive a message, it will call the handler's {@code onMessage()} method.
*
* @see ClientConsumer#setMessageHandler(MessageHandler)
*/
public interface MessageHandler {
/**
* Notifies the MessageHandler that a message has been received.
*
* @param message a message
*/
void onMessage(ClientMessage message);
}