001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.activemq.maven; 018 019 /** 020 * Licensed to the Apache Software Foundation (ASF) under one or more 021 * contributor license agreements. See the NOTICE file distributed with 022 * this work for additional information regarding copyright ownership. 023 * The ASF licenses this file to You under the Apache License, Version 2.0 024 * (the "License"); you may not use this file except in compliance with 025 * the License. You may obtain a copy of the License at 026 * 027 * http://www.apache.org/licenses/LICENSE-2.0 028 * 029 * Unless required by applicable law or agreed to in writing, software 030 * distributed under the License is distributed on an "AS IS" BASIS, 031 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 032 * See the License for the specific language governing permissions and 033 * limitations under the License. 034 */ 035 036 import java.util.Properties; 037 038 import org.apache.activemq.broker.BrokerFactory; 039 import org.apache.activemq.broker.BrokerService; 040 import org.apache.maven.plugin.AbstractMojo; 041 import org.apache.maven.plugin.MojoExecutionException; 042 import org.apache.maven.project.MavenProject; 043 044 /** 045 * Goal which starts an activemq broker. 046 * 047 * @goal run 048 * @phase process-sources 049 */ 050 public class BrokerMojo extends AbstractMojo { 051 /** 052 * The maven project. 053 * 054 * @parameter expression="${project}" 055 * @required 056 * @readonly 057 */ 058 protected MavenProject project; 059 060 /** 061 * The broker configuration uri The list of currently supported URI syntaxes 062 * is described <a 063 * href="http://activemq.apache.org/how-do-i-embed-a-broker-inside-a-connection.html">here</a> 064 * 065 * @parameter expression="${configUri}" 066 * default-value="broker:(tcp://localhost:61616)?useJmx=false&persistent=false" 067 * @required 068 */ 069 private String configUri; 070 071 /** 072 * Indicates whether to fork the broker, useful for integration tests. 073 * 074 * @parameter expression="${fork}" default-value="false" 075 */ 076 private boolean fork; 077 078 /** 079 * System properties to add 080 * 081 * @parameter expression="${systemProperties}" 082 */ 083 private Properties systemProperties; 084 085 public void execute() throws MojoExecutionException { 086 try { 087 setSystemProperties(); 088 getLog().info("Loading broker configUri: " + configUri); 089 090 final BrokerService broker = BrokerFactory.createBroker(configUri); 091 if (fork) { 092 new Thread(new Runnable() { 093 public void run() { 094 try { 095 broker.start(); 096 waitForShutdown(broker); 097 } catch (Exception e) { 098 e.printStackTrace(); 099 } 100 } 101 }).start(); 102 } else { 103 broker.start(); 104 waitForShutdown(broker); 105 } 106 } catch (Exception e) { 107 throw new MojoExecutionException("Failed to start ActiveMQ Broker", e); 108 } 109 } 110 111 /** 112 * Wait for a shutdown invocation elsewhere 113 * 114 * @throws Exception 115 */ 116 protected void waitForShutdown(BrokerService broker) throws Exception { 117 final boolean[] shutdown = new boolean[] { 118 false 119 }; 120 Runtime.getRuntime().addShutdownHook(new Thread() { 121 public void run() { 122 synchronized (shutdown) { 123 shutdown[0] = true; 124 shutdown.notify(); 125 } 126 } 127 }); 128 129 // Wait for any shutdown event 130 synchronized (shutdown) { 131 while (!shutdown[0]) { 132 try { 133 shutdown.wait(); 134 } catch (InterruptedException e) { 135 } 136 } 137 } 138 139 // Stop broker 140 broker.stop(); 141 } 142 143 /** 144 * Set system properties 145 */ 146 protected void setSystemProperties() { 147 // Set the default properties 148 System.setProperty("activemq.base", project.getBuild().getDirectory() + "/"); 149 System.setProperty("activemq.home", project.getBuild().getDirectory() + "/"); 150 System.setProperty("org.apache.activemq.UseDedicatedTaskRunner", "true"); 151 System.setProperty("org.apache.activemq.default.directory.prefix", project.getBuild().getDirectory() + "/"); 152 System.setProperty("derby.system.home", project.getBuild().getDirectory() + "/"); 153 System.setProperty("derby.storage.fileSyncTransactionLog", "true"); 154 155 // Overwrite any custom properties 156 System.getProperties().putAll(systemProperties); 157 } 158 }