| /* |
| * 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.axis2.transport.base.threads; |
| |
| import org.apache.axis2.transport.base.threads.watermark.DefaultWaterMarkQueue; |
| import org.apache.axis2.transport.base.threads.watermark.WaterMarkExecutor; |
| import org.apache.axis2.transport.base.threads.watermark.WaterMarkQueue; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| import java.util.concurrent.*; |
| |
| /** |
| * Worker pool implementation based on java.util.concurrent in JDK 1.5 or later. |
| */ |
| public class NativeWorkerPool implements WorkerPool { |
| |
| static final Log log = LogFactory.getLog(NativeWorkerPool.class); |
| |
| private final ThreadPoolExecutor executor; |
| private final BlockingQueue<Runnable> blockingQueue; |
| |
| public NativeWorkerPool(int core, int max, int keepAlive, |
| int queueLength, String threadGroupName, String threadGroupId) { |
| |
| if (log.isDebugEnabled()) { |
| log.debug("Using native util.concurrent package.."); |
| } |
| blockingQueue = |
| (queueLength == -1 ? new LinkedBlockingQueue<Runnable>() |
| : new LinkedBlockingQueue<Runnable>(queueLength)); |
| executor = new ThreadPoolExecutor( |
| core, max, keepAlive, |
| TimeUnit.SECONDS, |
| blockingQueue, |
| new NativeThreadFactory(new ThreadGroup(threadGroupName), threadGroupId)); |
| } |
| |
| public NativeWorkerPool(int core, int max, int keepAlive, |
| int queueLength, String threadGroupName, |
| String threadGroupId, BlockingQueue<Runnable> queue) { |
| |
| if (log.isDebugEnabled()) { |
| log.debug("Using native util.concurrent package.."); |
| } |
| |
| if (queue == null) { |
| blockingQueue = |
| (queueLength == -1 ? new LinkedBlockingQueue<Runnable>() |
| : new LinkedBlockingQueue<Runnable>(queueLength)); |
| } else { |
| blockingQueue = queue; |
| } |
| |
| executor = new ThreadPoolExecutor( |
| core, max, keepAlive, |
| TimeUnit.SECONDS, |
| blockingQueue, |
| new NativeThreadFactory(new ThreadGroup(threadGroupName), threadGroupId)); |
| } |
| |
| public NativeWorkerPool(int core, int max, int keepAlive, |
| int queueLength, String threadGroupName, |
| String threadGroupId, BlockingQueue<Runnable> queue, |
| RejectedExecutionHandler rejectedExecutionHandler) { |
| |
| if (log.isDebugEnabled()) { |
| log.debug("Using native util.concurrent package.."); |
| } |
| |
| if (queue == null) { |
| blockingQueue = |
| (queueLength == -1 ? new LinkedBlockingQueue<Runnable>() |
| : new LinkedBlockingQueue<Runnable>(queueLength)); |
| } else { |
| blockingQueue = queue; |
| } |
| |
| executor = new ThreadPoolExecutor( |
| core, max, keepAlive, |
| TimeUnit.SECONDS, |
| blockingQueue, |
| new NativeThreadFactory(new ThreadGroup(threadGroupName), threadGroupId), |
| rejectedExecutionHandler); |
| } |
| |
| public NativeWorkerPool(int core, int max, int keepAlive, |
| int queueLength, int waterMark, String threadGroupName, |
| String threadGroupId) { |
| |
| if (log.isDebugEnabled()) { |
| log.debug("Using native util.concurrent package.."); |
| } |
| |
| |
| blockingQueue = |
| (queueLength == -1 ? new DefaultWaterMarkQueue<Runnable>(waterMark) |
| : new DefaultWaterMarkQueue<Runnable>(waterMark, queueLength)); |
| |
| executor = new WaterMarkExecutor( |
| core, max, keepAlive, |
| TimeUnit.SECONDS, |
| (WaterMarkQueue<Runnable>) blockingQueue, |
| new NativeThreadFactory(new ThreadGroup(threadGroupName), threadGroupId)); |
| } |
| |
| public NativeWorkerPool(int core, int max, int keepAlive, |
| int queueLength, int waterMark, String threadGroupName, |
| String threadGroupId, WaterMarkQueue<Runnable> queue) { |
| |
| if (log.isDebugEnabled()) { |
| log.debug("Using native util.concurrent package.."); |
| } |
| |
| if (queue == null) { |
| blockingQueue = |
| (queueLength == -1 ? new DefaultWaterMarkQueue<Runnable>(waterMark) |
| : new DefaultWaterMarkQueue<Runnable>(waterMark, queueLength)); |
| } else { |
| blockingQueue = queue; |
| } |
| |
| executor = new WaterMarkExecutor( |
| core, max, keepAlive, |
| TimeUnit.SECONDS, |
| (WaterMarkQueue<Runnable>) blockingQueue, |
| new NativeThreadFactory(new ThreadGroup(threadGroupName), threadGroupId)); |
| } |
| |
| public NativeWorkerPool(int core, int max, int keepAlive, |
| int queueLength, int waterMark, String threadGroupName, |
| String threadGroupId, |
| RejectedExecutionHandler rejectedExecutionHandler) { |
| |
| if (log.isDebugEnabled()) { |
| log.debug("Using native util.concurrent package.."); |
| } |
| |
| |
| blockingQueue = |
| (queueLength == -1 ? new DefaultWaterMarkQueue<Runnable>(waterMark) |
| : new DefaultWaterMarkQueue<Runnable>(waterMark, queueLength)); |
| |
| executor = new WaterMarkExecutor( |
| core, max, keepAlive, |
| TimeUnit.SECONDS, |
| (WaterMarkQueue<Runnable>) blockingQueue, |
| new NativeThreadFactory(new ThreadGroup(threadGroupName), threadGroupId), |
| rejectedExecutionHandler); |
| } |
| |
| public void execute(final Runnable task) { |
| executor.execute(new Runnable() { |
| public void run() { |
| try { |
| task.run(); |
| } catch (Throwable t) { |
| log.error("Uncaught exception", t); |
| } |
| } |
| }); |
| } |
| |
| public int getActiveCount() { |
| return executor.getActiveCount(); |
| } |
| |
| public int getQueueSize() { |
| return blockingQueue.size(); |
| } |
| |
| public void shutdown(int timeout) throws InterruptedException { |
| executor.shutdown(); |
| executor.awaitTermination(timeout, TimeUnit.MILLISECONDS); |
| } |
| } |