ActiveMQ example source code file (SSHTunnelNetworkReconnectTest.java)

This example ActiveMQ source code file (SSHTunnelNetworkReconnectTest.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

arraylist, arraylist, brokerfactory, brokerservice, brokerservice, exception, exception, inputstream, io, ioexception, ioexception, net, network, nn, process, thread, uri, util

The ActiveMQ SSHTunnelNetworkReconnectTest.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.network;

import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.util.ArrayList;
import java.util.Iterator;

import org.apache.activemq.broker.BrokerFactory;
import org.apache.activemq.broker.BrokerService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Test network reconnects over SSH tunnels. This case can be especially tricky
 * since the SSH tunnels fool the TCP transport into thinking that they are
 * initially connected.
 * 
 * @author chirino
 */
public class SSHTunnelNetworkReconnectTest extends NetworkReconnectTest {
    private static final transient Logger LOG = LoggerFactory.getLogger(SSHTunnelNetworkReconnectTest.class);

    ArrayList processes = new ArrayList();

    protected BrokerService createFirstBroker() throws Exception {
        return BrokerFactory
            .createBroker(new URI("xbean:org/apache/activemq/network/ssh-reconnect-broker1.xml"));
    }

    protected BrokerService createSecondBroker() throws Exception {
        return BrokerFactory
            .createBroker(new URI("xbean:org/apache/activemq/network/ssh-reconnect-broker2.xml"));
    }

    protected void setUp() throws Exception {
        startProcess("ssh -Nn -L60006:localhost:61616 localhost");
        startProcess("ssh -Nn -L60007:localhost:61617 localhost");
        super.setUp();
    }

    protected void tearDown() throws Exception {
        super.tearDown();
        for (Iterator iter = processes.iterator(); iter.hasNext();) {
            Process p = (Process)iter.next();
            p.destroy();
        }
    }

    private void startProcess(String command) throws IOException {
        final Process process = Runtime.getRuntime().exec(command);
        processes.add(process);
        new Thread("stdout: " + command) {
            public void run() {
                try {
                    InputStream is = process.getInputStream();
                    int c;
                    while ((c = is.read()) >= 0) {
                        System.out.write(c);
                    }
                } catch (IOException e) {
                }
            }
        }.start();
        new Thread("stderr: " + command) {
            public void run() {
                try {
                    InputStream is = process.getErrorStream();
                    int c;
                    while ((c = is.read()) >= 0) {
                        System.err.write(c);
                    }
                } catch (IOException e) {
                }
            }
        }.start();
    }
}