Applied patch for https://issues.apache.org/activemq/browse/AMQ-2339

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@800274 13f79535-47bb-0310-9956-ffa450edef68
2009-08-03 09:54:48 +00:00 · 2009-08-03 09:54:48 +00:00 · d779c4aecd
parent b08ae50743
commit d779c4aecd
2 changed files with 139 additions and 0 deletions
--- a/activemq-core/src/main/java/org/apache/activemq/plugin/ForcePersistencyModeBroker.java
+++ b/activemq-core/src/main/java/org/apache/activemq/plugin/ForcePersistencyModeBroker.java
@ -0,0 +1,70 @@
+/**
+ * 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.BrokerFilter;
+import org.apache.activemq.broker.ProducerBrokerExchange;
+import org.apache.activemq.command.Message;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+
+/**
+ * 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. 
+ */
+public class ForcePersistencyModeBroker extends BrokerFilter{
+  public static Log log = LogFactory.getLog(ForcePersistencyModeBroker.class);
+  private boolean persistence = false;
+  
+  /**
+   * @return the persistenceFlag
+   */
+  public boolean isPersistent() {
+    return persistence;
+  }
+
+  /**
+   * @param persistenceFlag the persistenceFlag to set
+   */
+  public void setPersistenceFlag(boolean mode) {
+    this.persistence = mode;
+  }
+
+  /**
+   * Constructor
+   * @param next
+   */
+  public ForcePersistencyModeBroker(Broker next) {
+    super(next);
+    System.out.println(this.getBrokerSequenceId());
+  }
+  
+  /** Sets the persistence mode
+   * @see org.apache.activemq.broker.BrokerFilter#send(org.apache.activemq.broker.ProducerBrokerExchange, org.apache.activemq.command.Message)
+   */
+  public void send(ProducerBrokerExchange producerExchange, Message messageSend) throws Exception {
+    messageSend.getMessage().setPersistent(isPersistent());
+    next.send(producerExchange, messageSend);
+  }
+  
+}
+
--- a/activemq-core/src/main/java/org/apache/activemq/plugin/ForcePersistencyModeBrokerPlugin.java
+++ b/activemq-core/src/main/java/org/apache/activemq/plugin/ForcePersistencyModeBrokerPlugin.java
@ -0,0 +1,69 @@
+/**
+ * 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.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+
+/**
+ * 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. 
+ */
+public class ForcePersistencyModeBrokerPlugin implements BrokerPlugin {
+  public static Log log = LogFactory.getLog(ForcePersistencyModeBrokerPlugin.class);
+  private boolean persistenceFlag = false;
+  
+  public ForcePersistencyModeBrokerPlugin() {
+  }
+
+  /** 
+ * @param broker
+ * @return the Broker
+ * @throws Exception
+ * @see org.apache.activemq.broker.BrokerPlugin#installPlugin(org.apache.activemq.broker.Broker)
+ */
+
+  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 persistency 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;
+  }
+  
+}
+