android-线程池3

程序猿Code2024-06-07 14:46

复制代码

工具类
package com.changan.incalleventservice.utils;

import java.util.concurrent.Callable;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

public class ExecutorUtil {
    /**
     * 默认缓冲队列长度：500
     */
    private static final int DEFAULT_POOL_CAPACITY = 500;

    /**
     * 业务线程池定义
     * 核心线程数：可以根据Runtime.getRuntime().availableProcessors()
     */
    private static final ThreadPoolExecutor taskExecutor = new ThreadPoolExecutor(
            4,
            16,
            10,
            TimeUnit.SECONDS,
            new LinkedBlockingQueue<>(DEFAULT_POOL_CAPACITY),
            Executors.defaultThreadFactory(), (r, executor) -> LogUtil.e(r.toString() + "执行了拒绝策略"));
    
    /**
     * 清缓存线程池
     */
    public static void CLEARESERVICE() {
        if (taskExecutor.getQueue().size() > 0) {
            taskExecutor.getQueue().clear();
            LogUtil.w("getPoolExecutorInfo ,clear,clear,clear");
        }
    }

    /**
     * 把父线程的MDC内容赋值给子线程
     *
     * @param runnable
     */
    public static void execute(Runnable runnable) {
        taskExecutor.execute(() -> run(runnable));
    }

    public static <T> Future<T> submit(Callable<T> task) {
        return taskExecutor.submit(() -> call(task));
    }

    /**
     * 子线程委托的执行方法
     *
     * @param runnable {@link Runnable}
     */
    private static void run(Runnable runnable) {
        runnable.run();// 执行异步操作
    }

    /**
     * 子线程委托的执行方法
     *
     * @param task {@link Callable}
     */
    private static <T> T call(Callable<T> task) throws Exception {
        return task.call(); // 执行异步操作
    }
}

使用：

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ExecutorUtil.execute(() -> {
    while (true) {
        try {
            LogUtil.d("serverSocket=" + serverSocket + "，inetSocketAddress=" + inetSocketAddress+"开始等待客户端接入");
            Socket socket = serverSocket.accept();
            if (!TCPSocketManager.getInstance().phoneStatus) {
                LogUtil.d("开始读取");
                loopRead(socket, inetSocketAddress); // 循环读取
            }else {
                canNotConected(socket);
            }
            LogUtil.d("结束读取 等待新客户端接入中 :: phostate"+TCPSocketManager.getInstance().phoneStatus);
        } catch (Throwable e) {
            LogUtil.d("Socket通信有问题  原因:"+e.getMessage());
            e.printStackTrace();
            close();
        }
    }
});