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