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ActiveMQ example source code file (ManagedTransportConnection.java)
The ActiveMQ ManagedTransportConnection.java source code/** * 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.broker.jmx; import org.apache.activemq.broker.Broker; import org.apache.activemq.broker.TransportConnection; import org.apache.activemq.broker.TransportConnector; import org.apache.activemq.command.ConnectionInfo; import org.apache.activemq.command.Response; import org.apache.activemq.thread.TaskRunnerFactory; import org.apache.activemq.transport.Transport; import org.apache.activemq.util.IOExceptionSupport; import org.apache.activemq.util.JMXSupport; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import java.io.IOException; import java.util.Hashtable; import javax.management.ObjectName; /** * A managed transport connection * * */ public class ManagedTransportConnection extends TransportConnection { private static final Logger LOG = LoggerFactory.getLogger(ManagedTransportConnection.class); private final ManagementContext managementContext; private final ObjectName connectorName; private ConnectionViewMBean mbean; private ObjectName byClientIdName; private ObjectName byAddressName; public ManagedTransportConnection(TransportConnector connector, Transport transport, Broker broker, TaskRunnerFactory factory, ManagementContext context, ObjectName connectorName) throws IOException { super(connector, transport, broker, factory); this.managementContext = context; this.connectorName = connectorName; this.mbean = new ConnectionView(this); byAddressName = createByAddressObjectName("address", transport.getRemoteAddress()); registerMBean(byAddressName); } public void doStop() throws Exception { if (isStarting()) { setPendingStop(true); return; } synchronized (this) { unregisterMBean(byClientIdName); unregisterMBean(byAddressName); byClientIdName = null; byAddressName = null; } super.doStop(); } /** * Sets the connection ID of this connection. On startup this connection ID * is set to an incrementing counter; once the client registers it is set to * the clientID of the JMS client. */ public void setConnectionId(String connectionId) throws IOException { } public Response processAddConnection(ConnectionInfo info) throws Exception { Response answer = super.processAddConnection(info); String clientId = info.getClientId(); if (clientId != null) { if (byClientIdName == null) { byClientIdName = createByClientIdObjectName(clientId); registerMBean(byClientIdName); } } return answer; } // Implementation methods // ------------------------------------------------------------------------- protected void registerMBean(ObjectName name) { if (name != null) { try { AnnotatedMBean.registerMBean(managementContext, mbean, name); } catch (Throwable e) { LOG.warn("Failed to register MBean: " + name); LOG.debug("Failure reason: " + e, e); } } } protected void unregisterMBean(ObjectName name) { if (name != null) { try { managementContext.unregisterMBean(name); } catch (Throwable e) { LOG.warn("Failed to unregister mbean: " + name); LOG.debug("Failure reason: " + e, e); } } } protected ObjectName createByAddressObjectName(String type, String value) throws IOException { // Build the object name for the destination Hashtable map = connectorName.getKeyPropertyList(); try { return new ObjectName(connectorName.getDomain() + ":" + "BrokerName=" + JMXSupport.encodeObjectNamePart((String)map.get("BrokerName")) + "," + "Type=Connection," + "ConnectorName=" + JMXSupport.encodeObjectNamePart((String)map.get("ConnectorName")) + "," + "ViewType=" + JMXSupport.encodeObjectNamePart(type) + "," + "Name=" + JMXSupport.encodeObjectNamePart(value)); } catch (Throwable e) { throw IOExceptionSupport.create(e); } } protected ObjectName createByClientIdObjectName(String value) throws IOException { // Build the object name for the destination Hashtable map = connectorName.getKeyPropertyList(); try { return new ObjectName(connectorName.getDomain() + ":" + "BrokerName=" + JMXSupport.encodeObjectNamePart((String)map.get("BrokerName")) + "," + "Type=Connection," + "ConnectorName=" + JMXSupport.encodeObjectNamePart((String)map.get("ConnectorName")) + "," + "Connection=" + JMXSupport.encodeObjectNamePart(value)); } catch (Throwable e) { throw IOExceptionSupport.create(e); } } } Other ActiveMQ examples (source code examples)Here is a short list of links related to this ActiveMQ ManagedTransportConnection.java source code file: |
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