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 */ 017 package org.apache.camel.management; 018 019 import java.util.Collection; 020 021 import javax.management.JMException; 022 023 import org.apache.camel.CamelContext; 024 import org.apache.camel.Endpoint; 025 import org.apache.camel.Exchange; 026 import org.apache.camel.Route; 027 import org.apache.camel.Service; 028 import org.apache.camel.impl.DefaultCamelContext; 029 import org.apache.camel.impl.RouteContext; 030 import org.apache.camel.impl.ServiceSupport; 031 import org.apache.camel.spi.InstrumentationAgent; 032 import org.apache.camel.spi.LifecycleStrategy; 033 import org.apache.commons.logging.Log; 034 import org.apache.commons.logging.LogFactory; 035 036 public class InstrumentationLifecycleStrategy implements LifecycleStrategy { 037 private static final transient Log LOG = LogFactory.getLog(InstrumentationProcessor.class); 038 039 private InstrumentationAgent agent; 040 private CamelNamingStrategy namingStrategy; 041 042 public InstrumentationLifecycleStrategy(InstrumentationAgent agent) { 043 this.agent = agent; 044 setNamingStrategy(agent.getNamingStrategy()); 045 } 046 047 public void onContextCreate(CamelContext context) { 048 if (context instanceof DefaultCamelContext) { 049 try { 050 DefaultCamelContext dc = (DefaultCamelContext)context; 051 ManagedService ms = new ManagedService(dc); 052 agent.register(ms, getNamingStrategy().getObjectName(dc)); 053 } catch (JMException e) { 054 LOG.warn("Could not register CamelContext MBean", e); 055 } 056 } 057 } 058 059 public void onEndpointAdd(Endpoint<? extends Exchange> endpoint) { 060 try { 061 ManagedEndpoint me = new ManagedEndpoint(endpoint); 062 agent.register(me, getNamingStrategy().getObjectName(me)); 063 } catch (JMException e) { 064 LOG.warn("Could not register Endpoint MBean", e); 065 } 066 } 067 068 public void onRoutesAdd(Collection<Route> routes) { 069 for (Route route : routes) { 070 try { 071 ManagedRoute mr = new ManagedRoute(route); 072 agent.register(mr, getNamingStrategy().getObjectName(mr)); 073 } catch (JMException e) { 074 LOG.warn("Could not register Route MBean", e); 075 } 076 } 077 } 078 079 public void onServiceAdd(CamelContext context, Service service) { 080 if (service instanceof ServiceSupport) { 081 try { 082 ManagedService ms = new ManagedService((ServiceSupport)service); 083 agent.register(ms, getNamingStrategy().getObjectName(context, ms)); 084 } catch (JMException e) { 085 LOG.warn("Could not register Service MBean", e); 086 } 087 } 088 } 089 090 public void onRouteContextCreate(RouteContext routeContext) { 091 PerformanceCounter mc = new PerformanceCounter(); 092 routeContext.getRoute().intercept(new InstrumentationProcessor(mc)); 093 094 /* 095 * Merge performance counter with the MBean it represents instead of 096 * registering a new MBean 097 */ 098 try { 099 agent.register(mc, getNamingStrategy().getObjectName(routeContext.getCamelContext(), mc, 100 routeContext)); 101 } catch (JMException e) { 102 LOG.warn("Could not register Counter MBean", e); 103 } 104 } 105 106 public CamelNamingStrategy getNamingStrategy() { 107 return namingStrategy; 108 } 109 110 public void setNamingStrategy(CamelNamingStrategy strategy) { 111 this.namingStrategy = strategy; 112 } 113 }