From d70bfb53dd5d92d0405f7ce3d2c9bbabce26184b Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期一, 20 五月 2024 11:37:07 +0800
Subject: [PATCH] 修复兼容zlm-pro转码时无人管看自动移除失败的BUG

---
 src/main/java/com/genersoft/iot/vmp/service/impl/DeviceChannelServiceImpl.java |   18 +++++++++++++-----
 1 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/service/impl/DeviceChannelServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/service/impl/DeviceChannelServiceImpl.java
index 67e34a0..58e7b02 100755
--- a/src/main/java/com/genersoft/iot/vmp/service/impl/DeviceChannelServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/service/impl/DeviceChannelServiceImpl.java
@@ -275,15 +275,23 @@
     }
 
     @Override
-    public void batchUpdateChannel(List<DeviceChannel> channels) {
+    public synchronized void batchUpdateChannel(List<DeviceChannel> channels) {
         String now = DateUtil.getNow();
         for (DeviceChannel channel : channels) {
             channel.setUpdateTime(now);
         }
-        channelMapper.batchUpdate(channels);
-        for (DeviceChannel channel : channels) {
-            if (channel.getParentId() != null) {
-                channelMapper.updateChannelSubCount(channel.getDeviceId(), channel.getParentId());
+        int limitCount = 1000;
+        if (!channels.isEmpty()) {
+            if (channels.size() > limitCount) {
+                for (int i = 0; i < channels.size(); i += limitCount) {
+                    int toIndex = i + limitCount;
+                    if (i + limitCount > channels.size()) {
+                        toIndex = channels.size();
+                    }
+                    channelMapper.batchUpdate(channels.subList(i, toIndex));
+                }
+            }else {
+                channelMapper.batchUpdate(channels);
             }
         }
     }

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