Java 线程池简单使用

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private final ThreadPoolExecutor handleExecutor = new ThreadPoolExecutor(         3, 5, 5000L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<>(),         new ThreadFactoryBuilder().setNameFormat("MsgCenterHandle-%d").build());

　　

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handleExecutor.execute(() -> {     try {         if (res > 0) {             // 添加未读数量             msgCenterService.addUnReadCount(msgTypeId, userIdList);         }     } catch (Exception e) {         log.error("消息盒子: 消息入库异常. {}", e, e);     } });