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.camel.management.mbean; 018 019import java.util.Collection; 020import java.util.Collections; 021import java.util.Optional; 022 023import javax.management.openmbean.CompositeData; 024import javax.management.openmbean.CompositeDataSupport; 025import javax.management.openmbean.CompositeType; 026import javax.management.openmbean.TabularData; 027import javax.management.openmbean.TabularDataSupport; 028 029import org.apache.camel.CamelContext; 030import org.apache.camel.api.management.mbean.CamelOpenMBeanTypes; 031import org.apache.camel.api.management.mbean.ManagedCamelHealthMBean; 032import org.apache.camel.health.HealthCheck; 033import org.apache.camel.health.HealthCheckHelper; 034import org.apache.camel.health.HealthCheckRegistry; 035import org.apache.camel.spi.ManagementStrategy; 036import org.apache.camel.util.ObjectHelper; 037 038public class ManagedCamelHealth implements ManagedCamelHealthMBean { 039 private final CamelContext context; 040 041 public ManagedCamelHealth(CamelContext context) { 042 this.context = context; 043 } 044 045 public void init(ManagementStrategy strategy) { 046 // do nothing 047 } 048 049 public CamelContext getContext() { 050 return context; 051 } 052 053 @Override 054 public boolean getIsHealthy() { 055 for (HealthCheck.Result result: HealthCheckHelper.invoke(context)) { 056 if (result.getState() == HealthCheck.State.DOWN) { 057 return false; 058 } 059 } 060 061 return true; 062 } 063 064 @Override 065 public Collection<String> getHealthChecksIDs() { 066 HealthCheckRegistry registry = context.getHealthCheckRegistry(); 067 if (registry != null) { 068 return registry.getCheckIDs(); 069 } 070 071 return Collections.emptyList(); 072 } 073 074 @Override 075 public TabularData details() { 076 try { 077 final TabularData answer = new TabularDataSupport(CamelOpenMBeanTypes.camelHealthDetailsTabularType()); 078 final CompositeType type = CamelOpenMBeanTypes.camelHealthDetailsCompositeType(); 079 080 for (HealthCheck.Result result: HealthCheckHelper.invoke(context)) { 081 CompositeData data = new CompositeDataSupport( 082 type, 083 new String[] { 084 "id", 085 "group", 086 "state", 087 "enabled", 088 "interval", 089 "failureThreshold" 090 }, 091 new Object[] { 092 result.getCheck().getId(), 093 result.getCheck().getGroup(), 094 result.getState().name(), 095 result.getCheck().getConfiguration().isEnabled(), 096 result.getCheck().getConfiguration().getInterval() != null 097 ? result.getCheck().getConfiguration().getInterval().toMillis() 098 : null, 099 result.getCheck().getConfiguration().getFailureThreshold() 100 } 101 ); 102 103 answer.put(data); 104 } 105 106 return answer; 107 } catch (Exception e) { 108 throw ObjectHelper.wrapRuntimeCamelException(e); 109 } 110 } 111 112 @Override 113 public String invoke(String id) { 114 Optional<HealthCheck.Result> result = HealthCheckHelper.invoke(context, id, Collections.emptyMap()); 115 116 return result.map(r -> r.getState().name()).orElse(HealthCheck.State.UNKNOWN.name()); 117 } 118}