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.web;
  
  import org.apache.activemq.broker.BrokerRegistry;
  import org.apache.activemq.broker.BrokerService;
  
  /**
   * A facade for the broker in the same JVM and ClassLoader
   * 
   * 
   */
  public class SingletonBrokerFacade extends LocalBrokerFacade {
      public SingletonBrokerFacade() {
          super(findSingletonBroker());
      }
  
      protected static BrokerService findSingletonBroker() {
          BrokerService broker = BrokerRegistry.getInstance().findFirst();
          if (broker == null) {
              throw new IllegalArgumentException("No BrokerService is registered with the BrokerRegistry. Are you sure there is a configured broker in the same ClassLoader?");
          }
          return broker;
      }
  }
  