From 33ddf707b56c305d131e59a2c8a1833ac7ba627d Mon Sep 17 00:00:00 2001
From: lawrencehj <65707521+lawrencehj@users.noreply.github.com>
Date: 星期三, 29 十二月 2021 18:08:33 +0800
Subject: [PATCH] 界面删除设备后同时删除Redis的对应条目,避免其它设备用同样IP登录时出现信息错误

---
 src/main/java/com/genersoft/iot/vmp/storager/impl/RedisCatchStorageImpl.java |   43 +++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 43 insertions(+), 0 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/storager/impl/RedisCatchStorageImpl.java b/src/main/java/com/genersoft/iot/vmp/storager/impl/RedisCatchStorageImpl.java
index af9a206..cc07784 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/impl/RedisCatchStorageImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/impl/RedisCatchStorageImpl.java
@@ -36,6 +36,28 @@
 
     private SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
 
+    @Override
+    public Long getCSEQ(String method) {
+        String key = VideoManagerConstants.SIP_CSEQ_PREFIX  + userSetup.getServerId() + "_" +  method;
+
+        long result =  redis.incr(key, 1L);
+        if (result > Integer.MAX_VALUE) {
+            redis.set(key, 1);
+            result = 1;
+        }
+        return result;
+    }
+
+    @Override
+    public void resetAllCSEQ() {
+        String scanKey = VideoManagerConstants.SIP_CSEQ_PREFIX  + userSetup.getServerId() + "_*";
+        List<Object> keys = redis.scan(scanKey);
+        for (int i = 0; i < keys.size(); i++) {
+            String key = (String) keys.get(i);
+            redis.set(key, 1);
+        }
+    }
+
     /**
      * 寮�濮嬫挱鏀炬椂灏嗘祦瀛樺叆redis
      *
@@ -296,6 +318,15 @@
                 redis.del(key.toString());
             }
         }
+
+        List<Object> deviceCache = redis.scan(String.format("%S%s_%s", VideoManagerConstants.DEVICE_PREFIX,
+                userSetup.getServerId(),
+                deviceId));
+        if (deviceCache.size() > 0) {
+            for (Object key : deviceCache) {
+                redis.del(key.toString());
+            }
+        }
     }
 
     @Override
@@ -377,4 +408,16 @@
         }
         return result;
     }
+
+    @Override
+    public void updateDevice(Device device) {
+        String key = VideoManagerConstants.DEVICE_PREFIX + userSetup.getServerId() + "_" + device.getDeviceId();
+        redis.set(key, device);
+    }
+
+    @Override
+    public Device getDevice(String deviceId) {
+        String key = VideoManagerConstants.DEVICE_PREFIX + userSetup.getServerId() + "_" + deviceId;
+        return (Device)redis.get(key);
+    }
 }

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