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/storager/impl/VideoManagerStorageImpl.java | 11 ++++-------
1 files changed, 4 insertions(+), 7 deletions(-)
diff --git a/src/main/java/com/genersoft/iot/vmp/storager/impl/VideoManagerStorageImpl.java b/src/main/java/com/genersoft/iot/vmp/storager/impl/VideoManagerStorageImpl.java
index 1ce01df..cee613d 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/impl/VideoManagerStorageImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/impl/VideoManagerStorageImpl.java
@@ -184,10 +184,10 @@
if (i + limitCount > channels.size()) {
toIndex = channels.size();
}
- result = result || deviceChannelMapper.batchAdd(channels.subList(i, toIndex)) < 0;
+ result = result || deviceChannelMapper.batchAddOrUpdate(channels.subList(i, toIndex)) < 0;
}
}else {
- result = result || deviceChannelMapper.batchAdd(channels) < 0;
+ result = result || deviceChannelMapper.batchAddOrUpdate(channels) < 0;
}
}
if (result) {
@@ -285,10 +285,10 @@
if (i + limitCount > addChannels.size()) {
toIndex = addChannels.size();
}
- result = result || deviceChannelMapper.batchAdd(addChannels.subList(i, toIndex)) < 0;
+ result = result || deviceChannelMapper.batchAddOrUpdate(addChannels.subList(i, toIndex)) < 0;
}
}else {
- result = result || deviceChannelMapper.batchAdd(addChannels) < 0;
+ result = result || deviceChannelMapper.batchAddOrUpdate(addChannels) < 0;
}
}
if (updateChannels.size() > 0) {
@@ -441,9 +441,6 @@
*/
@Override
public synchronized boolean insertMobilePosition(MobilePosition mobilePosition) {
- if (mobilePosition.getDeviceId().equals(mobilePosition.getChannelId())) {
- mobilePosition.setChannelId(null);
- }
return deviceMobilePositionMapper.insertNewPosition(mobilePosition) > 0;
}
--
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