Java tutorial
//package com.java2s; /******************************************************************************* * Copyright 2014 United States Government as represented by the * Administrator of the National Aeronautics and Space Administration. * All Rights Reserved. * * Licensed 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. ******************************************************************************/ import java.util.Comparator; import java.util.concurrent.ExecutorService; import java.util.concurrent.PriorityBlockingQueue; import java.util.concurrent.ThreadFactory; import java.util.concurrent.ThreadPoolExecutor; import java.util.concurrent.TimeUnit; public class Main { /** * Creates a fixed priority thread pool. */ public static ExecutorService newPriorityThreadPool(String name, int numThreads) { return new ThreadPoolExecutor(numThreads, numThreads, 1, TimeUnit.SECONDS, new PriorityBlockingQueue<Runnable>(numThreads), newNamedThreadFactory(name)); } /** * Creates a fixed priority thread pool, sorted with the given comparator. */ public static ExecutorService newPriorityThreadPool(String name, int numThreads, Comparator<Runnable> comparator) { return new ThreadPoolExecutor(numThreads, numThreads, 1, TimeUnit.SECONDS, new PriorityBlockingQueue<Runnable>(numThreads, comparator), newNamedThreadFactory(name)); } public static ThreadFactory newNamedThreadFactory(final String name) { return new ThreadFactory() { @Override public Thread newThread(final Runnable r) { Thread t = new Thread(r); t.setName(name); return t; } }; } }