content: /*
   * 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.artemiswrapper;
  
  import java.io.IOException;
  import java.lang.reflect.InvocationTargetException;
  import java.lang.reflect.Method;
  import java.net.URI;
  
  import org.apache.activemq.broker.BrokerService;
  import org.apache.activemq.command.ActiveMQDestination;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public class ArtemisBrokerHelper {
  
     private static final Logger LOG = LoggerFactory.getLogger(ArtemisBrokerHelper.class);
  
     private static volatile Object service = null;
     private static Class<?> serviceClass;
  
     static {
        try {
           serviceClass = Class.forName("org.apache.activemq.broker.BrokerService");
        } catch (ClassNotFoundException e) {
           e.printStackTrace();
        }
  
     }
  
     // start a tcp transport artemis broker, the broker need to
     // be invm with client.
     public static void startArtemisBroker(URI location) throws IOException {
        LOG.info("---starting broker, service is there? " + service);
        if (service != null) {
           return;
        }
        try {
           service = serviceClass.getDeclaredConstructor().newInstance();
           Method startMethod = serviceClass.getMethod("start");
           startMethod.invoke(service, (Object[]) null);
           LOG.info("started a service instance: " + service);
        } catch (InstantiationException e) {
           throw new IOException("Inst exception", e);
        } catch (IllegalAccessException e) {
           throw new IOException("IllegalAccess exception ", e);
        } catch (NoSuchMethodException e) {
           throw new IOException("Nosuchmethod", e);
        } catch (SecurityException e) {
           throw new IOException("Security exception", e);
        } catch (IllegalArgumentException e) {
           throw new IOException("IllegalArgumentException exception", e);
        } catch (InvocationTargetException e) {
           throw new IOException("InvocationTargetException exception", e);
        }
     }
  
     public static void makeSureDestinationExists(ActiveMQDestination activemqDestination) throws Exception {
        Method startMethod = serviceClass.getMethod("makeSureDestinationExists", ActiveMQDestination.class);
        startMethod.invoke(service, activemqDestination);
     }
  
     public static BrokerService getBroker() {
        return (BrokerService) service;
     }
  
     public static void stopArtemisBroker() {
        try {
           if (service != null) {
              Method startMethod = serviceClass.getMethod("stop");
              startMethod.invoke(service, (Object[]) null);
              System.out.println("stopped the service instance: " + service);
           }
        } catch (Exception e) {
           e.printStackTrace();
        } finally {
           service = null;
        }
     }
  }
  