线程池ThreadPoolExecutor简例
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步骤一:
线程池初始化类:
import java.util.concurrent.Executors;import java.util.concurrent.ThreadPoolExecutor;public class ThreadPool { public static ThreadPoolExecutor executor; public ThreadPool() { } public static void endServer(ThreadPoolExecutor executor) { executor.shutdown(); } public void start() { System.out.println("开启线程池..."); executor = (ThreadPoolExecutor)Executors.newFixedThreadPool(5); System.out.println("创建完成..."); }}
步骤二:
具体的线程任务:
public class ThreadPoolTask implements Runnable { private String name; public ThreadPoolTask(String name) { super(); this.name = name; } @Override public void run() { //线程具体执行的任务 excuteMethod(); } private void excuteMethod() { for(int i = 0; i < 10; i++){ System.out.println(name + i); } }}
步骤三:
操作线程类:
import java.util.concurrent.ThreadPoolExecutor;import com.wonders.cop.atm.threadPool.start.ThreadPool;import com.wonders.cop.atm.threadPool.task.ThreadPoolTask;public class TereadPollTest { /** * 线程操作基本类 * @param services * @param contentParameter */ public static void basicOperation(String name) { try { ThreadPoolExecutor executor = ThreadPool.executor; if(executor != null) { //创建任务 ThreadPoolTask threadPool = new ThreadPoolTask(name); //执行任务 executor.execute(threadPool); } else { System.out.println("线程池没有创建!"); } } catch (Exception e) { System.out.println("异步操作异常!"); e.printStackTrace(); } }}
步骤四:
在项目启动的时候初始化线程池:
在springmvc中添加配置:
<!-- 设置随Spring启动的线程池 --> <bean id="threadStart" class="com.wonders.cop.health.threadPool.start.ThreadPool" init-method="start" /><bean id="threatStart" class="类路径" init-method="start(线程池初始化类中的初始化方法名)"/>
PS:
main方法测试的话可以直接调用线程池初始化类中的初始化方法(步骤一),然后再调用线程操作类(步骤三)。
public static void main(String[] args) { new ThreadPool().start(); String name1 = "线程A"; String name2 = "线程B------>"; String name3 = "线程C================"; TereadPollTest.basicOperation(name1); TereadPollTest.basicOperation(name2); TereadPollTest.basicOperation(name3); }
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