com.alibaba.tac.engine.util.ThreadUtils Maven / Gradle / Ivy
/*
* MIT License
*
* Copyright (c) 2016 Alibaba Group
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.alibaba.tac.engine.util;
import org.apache.commons.collections.CollectionUtils;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.*;
/**
* @author jinshuan.li
*/
public class ThreadUtils {
public static ExecutorService executorService = ThreadPoolUtils.createThreadPool(30, "tac_batch_process");
/**
* execute tasks and wait all complete
*
* @param tasks
* @throws InterruptedException
* @throws ExecutionException
*/
public static List runWaitCompleteTask(List> tasks, Long timeout, TimeUnit timeUnit)
throws Exception {
if (CollectionUtils.isEmpty(tasks)) {
return new ArrayList();
}
CompletionService completionService = new ExecutorCompletionService(executorService);
for (Callable runnable : tasks) {
completionService.submit(runnable);
}
Future resultFuture = null;
List result = new ArrayList();
for (int i = 0; i < tasks.size(); i++) {
resultFuture = completionService.take();
result.add(resultFuture.get(timeout, timeUnit));
}
return result;
}
public static Future runAsync(Callable task) {
return executorService.submit(task);
}
public static Future runAsync(ExecutorService executor, Callable task) {
return executor.submit(task);
}
public static void sleep(long time) {
try {
Thread.sleep(time);
} catch (InterruptedException e) {
}
}
}