Java Thread Executor submitTask(Runnable command)

Description

Submits a task for concurrent execution.

License

Apache License

Parameter

Parameter	Description
command	runnable to execute

Return

a future object representing the concurrent task

Declaration

public static Future<?> submitTask(Runnable command) 

Method Source Code

//package com.java2s;
/**//from www .  j av  a2  s .  c  o  m
 * Copyright 2014 SAP AG
 *
 * 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.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;

public class Main {
    private static ExecutorService threadPool;

    /**
     * Submits a task for concurrent execution.
     * 
     * @param command
     *            runnable to execute
     * @return a future object representing the concurrent task
     */
    public static Future<?> submitTask(Runnable command) {
        return getThreadPool().submit(command);
    }

    /**
     * retrieves a cached thread pool
     * @return thread pool
     */
    private static ExecutorService getThreadPool() {
        if (threadPool == null) {
            threadPool = Executors.newCachedThreadPool();
        }
        return threadPool;
    }
}

Related

1. isCorrectCollectionSizeTimeOut(Collection collection, int size, long timeout, TimeUnit unit)
2. isRegularlyDone(Future future)
3. isShutdown(Executor executor)
4. isShutDown(ExecutorService executorService)
5. setTimeout(Long duration, Runnable csr)