From 55334da20cff4dac840c320eda1d0ca53ba27eda Mon Sep 17 00:00:00 2001
From: fwq <582742538@qq.com>
Date: 星期一, 23 九月 2024 14:26:36 +0800
Subject: [PATCH] Merge branch 'master-stander' into master-xlk

---
 src/main/java/com/hx/redis/RedisUtil.java |   48 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 48 insertions(+), 0 deletions(-)

diff --git a/src/main/java/com/hx/redis/RedisUtil.java b/src/main/java/com/hx/redis/RedisUtil.java
index 1c3bb7e..d9b582b 100644
--- a/src/main/java/com/hx/redis/RedisUtil.java
+++ b/src/main/java/com/hx/redis/RedisUtil.java
@@ -1,5 +1,6 @@
 package com.hx.redis;
 
+import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.stereotype.Component;
 
@@ -23,6 +24,18 @@
     @Resource
     private RedisTemplate<String, Object> redisTemplate;
 
+    /**
+     * 鍒囨崲鏁版嵁搴�
+     * @param dataNumber 鏁版嵁搴撶紪鍙�
+     */
+    public void setDataBase(int dataNumber) {
+        LettuceConnectionFactory connectionFactory = (LettuceConnectionFactory) redisTemplate.getConnectionFactory();
+        if (connectionFactory != null && dataNumber != connectionFactory.getDatabase()) {
+            connectionFactory.setDatabase(dataNumber);
+            this.redisTemplate.setConnectionFactory(connectionFactory);
+            connectionFactory.resetConnection();
+        }
+    }
 
     /**
      * [鍒ゆ柇key鏄惁瀛樺湪]
@@ -126,6 +139,26 @@
 
         }
 
+    }
+
+    /**
+     * 璁剧疆鍒版湡鏃堕棿
+     * @param key       瀵瑰簲閿�
+     * @param time      鏃堕暱
+     * @param timeUnit  鏃堕棿鍗曚綅
+     * @return
+     */
+    public boolean expire(String key, long time, TimeUnit timeUnit) {
+        try {
+            if (time > 0) {
+                return redisTemplate.expire(key, time, timeUnit);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            return false;
+
+        }
+        return false;
     }
 
 
@@ -363,4 +396,19 @@
         }
     }
 
+    /**
+     * @param key     閿�
+     * @param value   鍊�
+     * @param timeOut 鏃堕棿
+     * @param unit    鏃堕棿鍗曚綅
+     */
+    public Boolean setIfAbsent(String key, Object value, long timeOut, TimeUnit unit) {
+        try {
+            return redisTemplate.opsForValue().setIfAbsent(key, value, timeOut, unit);
+        } catch (Exception e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
 }

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