From 3e28500e76ffd71b7da90f40d1f3126c00a0e5f0 Mon Sep 17 00:00:00 2001
From: Junjie <fallin.jie@qq.com>
Date: 星期一, 13 四月 2026 14:49:41 +0800
Subject: [PATCH] #站点运行优化
---
src/main/java/com/zy/common/utils/RedisUtil.java | 72 +++++++++++++++++++++++++++++++++++
1 files changed, 71 insertions(+), 1 deletions(-)
diff --git a/src/main/java/com/zy/common/utils/RedisUtil.java b/src/main/java/com/zy/common/utils/RedisUtil.java
index 76ad76d..2c27c76 100644
--- a/src/main/java/com/zy/common/utils/RedisUtil.java
+++ b/src/main/java/com/zy/common/utils/RedisUtil.java
@@ -4,9 +4,11 @@
import org.springframework.data.redis.core.RedisCallback;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.StringRedisTemplate;
+import org.springframework.data.redis.core.script.DefaultRedisScript;
import org.springframework.stereotype.Component;
import org.springframework.util.CollectionUtils;
+import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@@ -207,6 +209,75 @@
} else {
set(key, value);
}
+ redisTemplate.execute((RedisCallback<Void>) connection -> null);
+ return true;
+ } catch (Exception e) {
+ e.printStackTrace();
+ return false;
+ }
+ }
+
+ public boolean trySetStringIfAbsent(String key, String value, long timeSeconds) {
+ if (key == null || value == null) {
+ return false;
+ }
+ try {
+ Boolean result;
+ if (timeSeconds > 0) {
+ result = stringRedisTemplate.opsForValue().setIfAbsent(key, value, timeSeconds, TimeUnit.SECONDS);
+ } else {
+ result = stringRedisTemplate.opsForValue().setIfAbsent(key, value);
+ }
+ return Boolean.TRUE.equals(result);
+ } catch (Exception e) {
+ e.printStackTrace();
+ return false;
+ }
+ }
+
+ public boolean compareAndDelete(String key, String expectedValue) {
+ if (key == null || expectedValue == null) {
+ return false;
+ }
+ try {
+ DefaultRedisScript<Long> script = new DefaultRedisScript<>();
+ script.setScriptText(
+ "if redis.call('get', KEYS[1]) == ARGV[1] then " +
+ "return redis.call('del', KEYS[1]) " +
+ "else return 0 end"
+ );
+ script.setResultType(Long.class);
+ Long result = stringRedisTemplate.execute(script, Collections.singletonList(key), expectedValue);
+ return result != null && result > 0;
+ } catch (Exception e) {
+ e.printStackTrace();
+ return false;
+ }
+ }
+
+ public boolean multiSet(Map<String, Object> values, long time) {
+ if (values == null || values.isEmpty()) {
+ return true;
+ }
+ try {
+ redisTemplate.executePipelined((RedisCallback<Object>) connection -> {
+ for (Map.Entry<String, Object> entry : values.entrySet()) {
+ if (entry == null || entry.getKey() == null) {
+ continue;
+ }
+ byte[] keyBytes = redisTemplate.getStringSerializer().serialize(entry.getKey());
+ byte[] valueBytes = redisTemplate.getValueSerializer().serialize(entry.getValue());
+ if (keyBytes == null || valueBytes == null) {
+ continue;
+ }
+ if (time > 0) {
+ connection.stringCommands().setEx(keyBytes, time, valueBytes);
+ } else {
+ connection.stringCommands().set(keyBytes, valueBytes);
+ }
+ }
+ return null;
+ });
redisTemplate.execute((RedisCallback<Void>) connection -> null);
return true;
} catch (Exception e) {
@@ -674,4 +745,3 @@
}
-
--
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