001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.activemq.network;
018
019import java.util.Map;
020import java.util.concurrent.ConcurrentHashMap;
021
022import javax.management.MalformedObjectNameException;
023import javax.management.ObjectName;
024import org.apache.activemq.broker.BrokerService;
025import org.apache.activemq.broker.jmx.AnnotatedMBean;
026import org.apache.activemq.broker.jmx.BrokerMBeanSupport;
027import org.apache.activemq.broker.jmx.NetworkBridgeView;
028import org.apache.activemq.command.Message;
029import org.slf4j.Logger;
030import org.slf4j.LoggerFactory;
031
032public class MBeanNetworkListener implements NetworkBridgeListener {
033
034    private static final Logger LOG = LoggerFactory.getLogger(MBeanNetworkListener.class);
035
036    private final BrokerService brokerService;
037    private final ObjectName connectorName;
038    private final NetworkBridgeConfiguration networkBridgeConfiguration;
039    private boolean createdByDuplex = false;
040    private Map<NetworkBridge,MBeanBridgeDestination> destinationObjectNameMap = new ConcurrentHashMap<NetworkBridge,MBeanBridgeDestination>();
041
042    public MBeanNetworkListener(BrokerService brokerService, NetworkBridgeConfiguration networkBridgeConfiguration, ObjectName connectorName) {
043        this.brokerService = brokerService;
044        this.networkBridgeConfiguration = networkBridgeConfiguration;
045        this.connectorName = connectorName;
046    }
047
048    @Override
049    public void bridgeFailed() {
050    }
051
052    @Override
053    public void onStart(NetworkBridge bridge) {
054        if (!brokerService.isUseJmx()) {
055            return;
056        }
057        NetworkBridgeView view = new NetworkBridgeView(bridge);
058        view.setCreateByDuplex(createdByDuplex);
059        try {
060            ObjectName objectName = createNetworkBridgeObjectName(bridge);
061            AnnotatedMBean.registerMBean(brokerService.getManagementContext(), view, objectName);
062            bridge.setMbeanObjectName(objectName);
063            MBeanBridgeDestination mBeanBridgeDestination = new MBeanBridgeDestination(brokerService,networkBridgeConfiguration,bridge,view);
064            destinationObjectNameMap.put(bridge,mBeanBridgeDestination);
065            mBeanBridgeDestination.start();
066            LOG.debug("registered: {} as: {}", bridge, objectName);
067        } catch (Throwable e) {
068            LOG.debug("Network bridge could not be registered in JMX: {}", e.getMessage(), e);
069        }
070    }
071
072    @Override
073    public void onStop(NetworkBridge bridge) {
074        if (!brokerService.isUseJmx()) {
075            return;
076        }
077        try {
078            ObjectName objectName = bridge.getMbeanObjectName();
079            if (objectName != null) {
080                brokerService.getManagementContext().unregisterMBean(objectName);
081            }
082            MBeanBridgeDestination mBeanBridgeDestination = destinationObjectNameMap.remove(bridge);
083            if (mBeanBridgeDestination != null){
084                mBeanBridgeDestination.stop();
085            }
086        } catch (Throwable e) {
087            LOG.debug("Network bridge could not be unregistered in JMX: {}", e.getMessage(), e);
088        }
089    }
090
091
092
093    protected ObjectName createNetworkBridgeObjectName(NetworkBridge bridge) throws MalformedObjectNameException {
094        return BrokerMBeanSupport.createNetworkBridgeObjectName(connectorName, bridge.getRemoteAddress());
095    }
096
097    public void setCreatedByDuplex(boolean createdByDuplex) {
098        this.createdByDuplex = createdByDuplex;
099    }
100
101
102
103    @Override
104    public void onOutboundMessage(NetworkBridge bridge,Message message) {
105        MBeanBridgeDestination mBeanBridgeDestination = destinationObjectNameMap.get(bridge);
106        if (mBeanBridgeDestination != null){
107            mBeanBridgeDestination.onOutboundMessage(message);
108        }
109    }
110
111    @Override
112    public void onInboundMessage(NetworkBridge bridge,Message message) {
113        MBeanBridgeDestination mBeanBridgeDestination = destinationObjectNameMap.get(bridge);
114        if (mBeanBridgeDestination != null){
115            mBeanBridgeDestination.onInboundMessage(message);
116        }
117    }
118
119}