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.plugin;
  
  import org.apache.activemq.broker.Broker;
  import org.apache.activemq.broker.BrokerPlugin;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
   * A Plugin which allows to force every incoming message to be PERSISTENT or
   * NON-PERSISTENT.
   *
   * Useful, if you have set the broker usage policy to process ONLY persistent or
   * ONLY non-persistent messages.
   *
   * @org.apache.xbean.XBean element="forcePersistencyModeBrokerPlugin"
   */
  public class ForcePersistencyModeBrokerPlugin implements BrokerPlugin {
      private static Logger LOG = LoggerFactory.getLogger(ForcePersistencyModeBrokerPlugin.class);
      private boolean persistenceFlag = false;
  
      /**
       * Constructor
       */
      public ForcePersistencyModeBrokerPlugin() {}
  
      /**
       * @param broker
       *
       * @return the Broker
       *
       * @throws Exception
       *
       * @see org.apache.activemq.broker.BrokerPlugin#installPlugin(org.apache.activemq.broker.Broker)
       */
      @Override
      public Broker installPlugin(Broker broker) throws Exception {
          ForcePersistencyModeBroker pB = new ForcePersistencyModeBroker(broker);
          pB.setPersistenceFlag(isPersistenceForced());
          LOG.info("Installing ForcePersistencyModeBroker plugin: persistency enforced={}", pB.isPersistent());
          return pB;
      }
  
      /**
       * Sets the persistence mode.
       *
       * @param persistenceFlag
       */
      public void setPersistenceFlag(final boolean persistenceFlag) {
          this.persistenceFlag = persistenceFlag;
      }
  
      /**
       * @return the mode the (activated) plugin will set the message delivery
       *         mode
       */
      public final boolean isPersistenceForced() {
          return persistenceFlag;
      }
  }
  