| /** |
| * 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 java.util.ArrayList; |
| import java.util.StringTokenizer; |
| import java.util.regex.Pattern; |
| |
| import org.apache.activemq.broker.Broker; |
| import org.apache.activemq.broker.BrokerPlugin; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * @author Filip Hanik |
| * @org.apache.xbean.XBean element="discardingDLQBrokerPlugin" |
| * @version 1.0 |
| */ |
| public class DiscardingDLQBrokerPlugin implements BrokerPlugin { |
| public DiscardingDLQBrokerPlugin() { |
| } |
| |
| public static Logger log = LoggerFactory.getLogger(DiscardingDLQBrokerPlugin.class); |
| private boolean dropTemporaryTopics = true; |
| private boolean dropTemporaryQueues = true; |
| private boolean dropAll = true; |
| private String dropOnly; |
| private int reportInterval = 1000; |
| |
| /** |
| * Installs the plugin into the interceptor chain of the broker, returning the new intercepted broker to use. |
| * @param broker Broker |
| * @throws Exception |
| * @return Broker |
| * @todo Implement this org.apache.activemq.broker.BrokerPlugin method |
| */ |
| public Broker installPlugin(Broker broker) throws Exception { |
| log.info("Installing Discarding Dead Letter Queue broker plugin[dropAll="+isDropAll()+ |
| "; dropTemporaryTopics="+isDropTemporaryTopics()+"; dropTemporaryQueues="+ |
| isDropTemporaryQueues()+"; dropOnly="+getDropOnly()+"; reportInterval="+ |
| getReportInterval()+"]"); |
| DiscardingDLQBroker cb = new DiscardingDLQBroker(broker); |
| cb.setDropAll(isDropAll()); |
| cb.setDropTemporaryQueues(isDropTemporaryQueues()); |
| cb.setDropTemporaryTopics(isDropTemporaryTopics()); |
| cb.setDestFilter(getDestFilter()); |
| cb.setReportInterval(getReportInterval()); |
| return cb; |
| } |
| |
| public boolean isDropAll() { |
| return dropAll; |
| } |
| |
| public boolean isDropTemporaryQueues() { |
| return dropTemporaryQueues; |
| } |
| |
| public boolean isDropTemporaryTopics() { |
| return dropTemporaryTopics; |
| } |
| |
| public String getDropOnly() { |
| return dropOnly; |
| } |
| |
| public int getReportInterval() { |
| return reportInterval; |
| } |
| |
| public void setDropTemporaryTopics(boolean dropTemporaryTopics) { |
| this.dropTemporaryTopics = dropTemporaryTopics; |
| } |
| |
| public void setDropTemporaryQueues(boolean dropTemporaryQueues) { |
| this.dropTemporaryQueues = dropTemporaryQueues; |
| } |
| |
| public void setDropAll(boolean dropAll) { |
| this.dropAll = dropAll; |
| } |
| |
| public void setDropOnly(String dropOnly) { |
| this.dropOnly = dropOnly; |
| } |
| |
| public void setReportInterval(int reportInterval) { |
| this.reportInterval = reportInterval; |
| } |
| |
| public Pattern[] getDestFilter() { |
| if (getDropOnly()==null) return null; |
| ArrayList<Pattern> list = new ArrayList<Pattern>(); |
| StringTokenizer t = new StringTokenizer(getDropOnly()," "); |
| while (t.hasMoreTokens()) { |
| String s = t.nextToken(); |
| if (s!=null && s.trim().length()>0) list.add(Pattern.compile(s)); |
| } |
| if (list.size()==0) return null; |
| return list.toArray(new Pattern[0]); |
| } |
| } |