Java tutorial
//package com.java2s; /* * 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. */ public class Main { /** * Determines whether the specified Thread is alive, guarding against null Object references. * <p/> * @param thread the Thread to determine for aliveness. * @return a boolean value indicating whether the specified Thread is alive. Will return false if the Thread Object * references is null. * @see java.lang.Thread#isAlive() */ public static boolean isAlive(final Thread thread) { return (thread != null && thread.isAlive()); } }