From b726dc97538b7d4ba71fd06c14161017dd67c2b7 Mon Sep 17 00:00:00 2001
From: xubinbin <1323875150@qq.com>
Date: 星期三, 10 五月 2023 15:38:22 +0800
Subject: [PATCH] "@schedule"是Spring框架提供的一种定时任务执行机制，默认情况下它是单线程执行，项目中多次使用fixedRate按指定频率执行任务(不管前面任务是否已经完成)，在同时执行多个定时任务时可能会出现阻塞和性能问题，为了解决这种单线程瓶颈问题，将定时任务的执行机制改为支持多线程
---
src/main/java/com/genersoft/iot/vmp/service/redisMsg/RedisPushStreamResponseListener.java | 35 ++++++++++++++++++-----------------
1 files changed, 18 insertions(+), 17 deletions(-)
diff --git a/src/main/java/com/genersoft/iot/vmp/service/redisMsg/RedisPushStreamResponseListener.java b/src/main/java/com/genersoft/iot/vmp/service/redisMsg/RedisPushStreamResponseListener.java
index 13e6874..c90771b 100644
--- a/src/main/java/com/genersoft/iot/vmp/service/redisMsg/RedisPushStreamResponseListener.java
+++ b/src/main/java/com/genersoft/iot/vmp/service/redisMsg/RedisPushStreamResponseListener.java
@@ -1,7 +1,6 @@
package com.genersoft.iot.vmp.service.redisMsg;
-import com.alibaba.fastjson.JSON;
-import com.genersoft.iot.vmp.service.bean.GPSMsgInfo;
+import com.alibaba.fastjson2.JSON;
import com.genersoft.iot.vmp.service.bean.MessageForPushChannelResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -26,9 +25,7 @@
private final static Logger logger = LoggerFactory.getLogger(RedisPushStreamResponseListener.class);
- private boolean taskQueueHandlerRun = false;
-
- private final ConcurrentLinkedQueue<Message> taskQueue = new ConcurrentLinkedQueue<>();
+ private ConcurrentLinkedQueue<Message> taskQueue = new ConcurrentLinkedQueue<>();
@Qualifier("taskExecutor")
@Autowired
@@ -43,24 +40,28 @@
@Override
public void onMessage(Message message, byte[] bytes) {
- logger.warn("[REDIS娑堟伅-璇锋眰鎺ㄦ祦缁撴灉]锛� {}", new String(message.getBody()));
+ logger.info("[REDIS娑堟伅-璇锋眰鎺ㄦ祦缁撴灉]锛� {}", new String(message.getBody()));
+ boolean isEmpty = taskQueue.isEmpty();
taskQueue.offer(message);
- if (!taskQueueHandlerRun) {
- taskQueueHandlerRun = true;
+ if (isEmpty) {
taskExecutor.execute(() -> {
while (!taskQueue.isEmpty()) {
Message msg = taskQueue.poll();
- MessageForPushChannelResponse response = JSON.parseObject(new String(msg.getBody()), MessageForPushChannelResponse.class);
- if (response == null || ObjectUtils.isEmpty(response.getApp()) || ObjectUtils.isEmpty(response.getStream())){
- logger.info("[REDIS娑堟伅-璇锋眰鎺ㄦ祦缁撴灉]锛氬弬鏁颁笉鍏�");
- return;
- }
- // 鏌ョ湅姝ｅ湪绛夊緟鐨刬nvite娑堟伅
- if (responseEvents.get(response.getApp() + response.getStream()) != null) {
- responseEvents.get(response.getApp() + response.getStream()).run(response);
+ try {
+ MessageForPushChannelResponse response = JSON.parseObject(new String(msg.getBody()), MessageForPushChannelResponse.class);
+ if (response == null || ObjectUtils.isEmpty(response.getApp()) || ObjectUtils.isEmpty(response.getStream())){
+ logger.info("[REDIS娑堟伅-璇锋眰鎺ㄦ祦缁撴灉]锛氬弬鏁颁笉鍏�");
+ continue;
+ }
+ // 鏌ョ湅姝ｅ湪绛夊緟鐨刬nvite娑堟伅
+ if (responseEvents.get(response.getApp() + response.getStream()) != null) {
+ responseEvents.get(response.getApp() + response.getStream()).run(response);
+ }
+ }catch (Exception e) {
+ logger.warn("[REDIS娑堟伅-璇锋眰鎺ㄦ祦缁撴灉] 鍙戠幇鏈鐞嗙殑寮傚父, \r\n{}", JSON.toJSONString(message));
+ logger.error("[REDIS娑堟伅-璇锋眰鎺ㄦ祦缁撴灉] 寮傚父鍐呭锛� ", e);
}
}
- taskQueueHandlerRun = false;
});
}
}
--
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