自定义线程池

**
 * @function 自定义基础线程池
 * @author guo
 * @date 2022/6/27
 */
public enum BasicExecuteThreadPool {
    /**
     * 22
     */
    INSTANCE;
    /**基础线程数量=cpu核数+1 */
    static int corePoolSize = Runtime.getRuntime().availableProcessors() + 1;
    /** 最大线程数量 = cpu 核树 * 4 */
    static int maxPoolSize = Runtime.getRuntime().availableProcessors() * 4;
    /** 超出核心线程的数量的线程！空闲存活时间 */
    static Long keepAliveTime = 0L;
    /** 默认队列大小 根据服务器性能而定 */
    private static final int DEFAULT_SIZE = 500;
    private static final BlockingQueue<Runnable> EXECUTE_QUEUE = new ArrayBlockingQueue<>(DEFAULT_SIZE);
    private static final ThreadPoolExecutor EXECUTOR = new ThreadPoolExecutor(
            corePoolSize,
            maxPoolSize,
            keepAliveTime,
            TimeUnit.MILLISECONDS,
            EXECUTE_QUEUE, new NameThreadFactory("Exchange_Conn"));
    BasicExecuteThreadPool() {}
    public void submitTask(Runnable runnable) {
        EXECUTOR.execute(runnable);
    }
}