ActiveMQ example source code file (MessageDispatchChannel.java)

This example ActiveMQ source code file (MessageDispatchChannel.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - ActiveMQ tags/keywords

interruptedexception, interruptedexception, list, messagedispatch, messagedispatch, messagedispatchchannel, messagedispatchchannel, object, object, util

The ActiveMQ MessageDispatchChannel.java source code

/**
 * 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;

import java.util.List;
import javax.jms.JMSException;
import org.apache.activemq.command.MessageDispatch;

public interface MessageDispatchChannel {

    public abstract void enqueue(MessageDispatch message);

    public abstract void enqueueFirst(MessageDispatch message);

    public abstract boolean isEmpty();

    /**
     * Used to get an enqueued message. The amount of time this method blocks is
     * based on the timeout value. - if timeout==-1 then it blocks until a
     * message is received. - if timeout==0 then it it tries to not block at
     * all, it returns a message if it is available - if timeout>0 then it
     * blocks up to timeout amount of time. Expired messages will consumed by
     * this method.
     * 
     * @throws JMSException
     * @return null if we timeout or if the consumer is closed.
     * @throws InterruptedException
     */
    public abstract MessageDispatch dequeue(long timeout) throws InterruptedException;

    public abstract MessageDispatch dequeueNoWait();

    public abstract MessageDispatch peek();

    public abstract void start();

    public abstract void stop();

    public abstract void close();

    public abstract void clear();

    public abstract boolean isClosed();

    public abstract int size();

    public abstract Object getMutex();

    public abstract boolean isRunning();

    public abstract List<MessageDispatch> removeAll();

}