From 2ed1199d48f7207f4a012c04f61e13ac1a8d5154 Mon Sep 17 00:00:00 2001
From: chenjiahe <763432473@qq.com>
Date: 星期四, 16 六月 2022 10:27:44 +0800
Subject: [PATCH] 新增请求安全工具
---
src/main/java/com/hx/redis/RedisUtil.java | 35 ++++++++++++++++++++++++++++++++++-
1 files changed, 34 insertions(+), 1 deletions(-)
diff --git a/src/main/java/com/hx/redis/RedisUtil.java b/src/main/java/com/hx/redis/RedisUtil.java
index 1fabfae..8067593 100644
--- a/src/main/java/com/hx/redis/RedisUtil.java
+++ b/src/main/java/com/hx/redis/RedisUtil.java
@@ -4,6 +4,7 @@
import org.springframework.stereotype.Component;
import javax.annotation.Resource;
+import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
@@ -298,7 +299,7 @@
}
/**
- * list 鑾峰彇
+ * list 鑾峰彇绱㈠紩涓嬬殑鍊�
*
* @param key 閿�
* @param index 绱㈠紩
@@ -307,6 +308,23 @@
public Object listGet(String key, long index) {
try {
return redisTemplate.opsForList().index(key,index);
+ } catch (Exception e) {
+ e.printStackTrace();
+ return null;
+ }
+ }
+
+ /**
+ * list 鑾峰彇绱㈠紩涓嬬殑鍊�
+ *
+ * @param key 閿�
+ * @param start 寮�濮嬩綅缃� 0鏄紑濮嬩綅缃�
+ * @param end 缁撴潫浣嶇疆,-1杩斿洖鎵�鏈�
+ * @return true鎴愬姛 false 澶辫触
+ */
+ public List<Object> listGetRange(String key, long start , long end) {
+ try {
+ return redisTemplate.opsForList().range(key, start, end);
} catch (Exception e) {
e.printStackTrace();
return null;
@@ -345,4 +363,19 @@
}
}
+ /**
+ * @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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