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.concurrent.ThreadPoolExecutor;
020import java.util.concurrent.TimeUnit;
021
022import org.apache.camel.CamelContext;
023import org.apache.camel.api.management.ManagedResource;
024import org.apache.camel.api.management.mbean.ManagedThreadPoolMBean;
025import org.apache.camel.spi.ManagementStrategy;
026
027@ManagedResource(description = "Managed ThreadPool")
028public class ManagedThreadPool implements ManagedThreadPoolMBean {
029
030    private final CamelContext camelContext;
031    private final ThreadPoolExecutor threadPool;
032    private final String id;
033    private final String sourceId;
034    private final String routeId;
035    private final String threadPoolProfileId;
036
037    public ManagedThreadPool(CamelContext camelContext, ThreadPoolExecutor threadPool, String id,
038                             String sourceId, String routeId, String threadPoolProfileId) {
039        this.camelContext = camelContext;
040        this.threadPool = threadPool;
041        this.sourceId = sourceId;
042        this.id = id;
043        this.routeId = routeId;
044        this.threadPoolProfileId = threadPoolProfileId;
045    }
046
047    public void init(ManagementStrategy strategy) {
048        // do nothing
049    }
050
051    public CamelContext getContext() {
052        return camelContext;
053    }
054
055    public ThreadPoolExecutor getThreadPool() {
056        return threadPool;
057    }
058
059    @Override
060    public String getCamelId() {
061        return camelContext.getName();
062    }
063
064    @Override
065    public String getCamelManagementName() {
066        return camelContext.getManagementName();
067    }
068
069    @Override
070    public String getId() {
071        return id;
072    }
073
074    @Override
075    public String getSourceId() {
076        return sourceId;
077    }
078
079    @Override
080    public String getRouteId() {
081        return routeId;
082    }
083
084    @Override
085    public String getThreadPoolProfileId() {
086        return threadPoolProfileId;
087    }
088
089    @Override
090    public int getCorePoolSize() {
091        return threadPool.getCorePoolSize();
092    }
093
094    @Override
095    public void setCorePoolSize(int corePoolSize) {
096        threadPool.setCorePoolSize(corePoolSize);
097    }
098
099    @Override
100    public int getPoolSize() {
101        return threadPool.getPoolSize();
102    }
103
104    @Override
105    public int getMaximumPoolSize() {
106        return threadPool.getMaximumPoolSize();
107    }
108
109    @Override
110    public void setMaximumPoolSize(int maximumPoolSize) {
111        threadPool.setMaximumPoolSize(maximumPoolSize);
112    }
113
114    @Override
115    public int getLargestPoolSize() {
116        return threadPool.getLargestPoolSize();
117    }
118
119    @Override
120    public int getActiveCount() {
121        return threadPool.getActiveCount();
122    }
123
124    @Override
125    public long getTaskCount() {
126        return threadPool.getTaskCount();
127    }
128
129    @Override
130    public long getCompletedTaskCount() {
131        return threadPool.getCompletedTaskCount();
132    }
133
134    @Override
135    public long getTaskQueueSize() {
136        if (threadPool.getQueue() != null) {
137            return threadPool.getQueue().size();
138        } else {
139            return 0;
140        }
141    }
142
143    @Override
144    public boolean isTaskQueueEmpty() {
145        if (threadPool.getQueue() != null) {
146            return threadPool.getQueue().isEmpty();
147        } else {
148            return true;
149        }
150    }
151
152    @Override
153    public long getKeepAliveTime() {
154        return threadPool.getKeepAliveTime(TimeUnit.SECONDS);
155    }
156
157    @Override
158    public void setKeepAliveTime(long keepAliveTimeInSeconds) {
159        threadPool.setKeepAliveTime(keepAliveTimeInSeconds, TimeUnit.SECONDS);
160    }
161
162    @Override
163    public boolean isAllowCoreThreadTimeout() {
164        return threadPool.allowsCoreThreadTimeOut();
165    }
166
167    @Override
168    public void setAllowCoreThreadTimeout(boolean allowCoreThreadTimeout) {
169        threadPool.allowCoreThreadTimeOut(allowCoreThreadTimeout);
170    }
171
172    @Override
173    public boolean isShutdown() {
174        return threadPool.isShutdown();
175    }
176
177    @Override
178    public void purge() {
179        threadPool.purge();
180    }
181
182    @Override
183    public int getTaskQueueRemainingCapacity() {
184        if (threadPool.getQueue() != null) {
185            return threadPool.getQueue().remainingCapacity();
186        } else {
187            // no queue found, so no capacity
188            return 0;
189        }
190    }
191
192}