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update 优化pr redis工具代码

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a6ba7d9093

+ 32 - 2
ruoyi-demo/src/main/java/com/ruoyi/demo/controller/RedisLockController.java

@@ -2,26 +2,35 @@ package com.ruoyi.demo.controller;
 
 import com.ruoyi.common.annotation.RedisLock;
 import com.ruoyi.common.core.domain.AjaxResult;
+import com.ruoyi.common.core.redis.RedisLockManager;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
+import java.util.concurrent.TimeUnit;
+
 
 /**
  * 测试分布式锁的样例
  *
  * @author shenxinquan
  */
+@Slf4j
 @RestController
 @RequestMapping("/demo/redisLock")
 public class RedisLockController {
 
+	@Autowired
+	private RedisLockManager redisLockManager;
+
 	/**
 	 * #p0 标识取第一个参数为redis锁的key
 	 */
-	@GetMapping("/getLock")
+	@GetMapping("/testLock1")
 	@RedisLock(expireTime = 10, key = "#p0")
-	public AjaxResult<String> getLock(String key, String value) {
+	public AjaxResult<String> testLock1(String key, String value) {
 		try {
 			// 同时请求排队
 //			Thread.sleep(5000);
@@ -32,4 +41,25 @@ public class RedisLockController {
 		}
 		return AjaxResult.success("操作成功",value);
 	}
+
+	/**
+	 * 测试锁工具类
+	 */
+	@GetMapping("/testLock2")
+	public AjaxResult<Void> testLock(String key, Long time) {
+		try {
+			boolean flag = redisLockManager.getLock(key, time, TimeUnit.SECONDS);
+			if (flag) {
+				log.info("获取锁成功: " + key);
+				Thread.sleep(3000);
+				redisLockManager.unLock();
+				log.info("释放锁成功: " + key);
+			} else {
+				log.error("获取锁失败: " + key);
+			}
+		} catch (InterruptedException e) {
+			log.error(e.getMessage());
+		}
+		return AjaxResult.success();
+	}
 }

+ 6 - 32
ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/RedisLockAspect.java

@@ -3,6 +3,7 @@ package com.ruoyi.framework.aspectj;
 
 import com.ruoyi.common.annotation.RedisLock;
 import com.ruoyi.common.constant.Constants;
+import com.ruoyi.common.core.redis.RedisLockManager;
 import lombok.extern.slf4j.Slf4j;
 import org.aspectj.lang.ProceedingJoinPoint;
 import org.aspectj.lang.annotation.Around;
@@ -10,7 +11,6 @@ import org.aspectj.lang.annotation.Aspect;
 import org.aspectj.lang.annotation.Pointcut;
 import org.aspectj.lang.reflect.MethodSignature;
 import org.redisson.api.RLock;
-import org.redisson.api.RedissonClient;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.annotation.Order;
 import org.springframework.stereotype.Component;
@@ -33,7 +33,7 @@ import java.util.concurrent.TimeUnit;
 public class RedisLockAspect {
 
 	@Autowired
-	private RedissonClient redissonClient;
+	private RedisLockManager redisLockManager;
 
 	@Pointcut("@annotation(com.ruoyi.common.annotation.RedisLock)")
 	public void annotationPointcut() {
@@ -70,14 +70,16 @@ public class RedisLockAspect {
 		key = Constants.REDIS_LOCK_KEY + key;
 		Object res;
 		try {
-			if (acquire(key, expireTime, TimeUnit.SECONDS)) {
+			if (redisLockManager.getLock(key, expireTime, TimeUnit.SECONDS)) {
+				log.info("lock => key : " + key + " , ThreadName : " + Thread.currentThread().getName());
 				try {
 					res = joinPoint.proceed();
 					return res;
 				} catch (Exception e) {
 					throw new RuntimeException(e);
 				} finally {
-					release(key);
+					redisLockManager.unLock();
+					log.info("unlock => key : " + key + " , ThreadName : " + Thread.currentThread().getName());
 				}
 			} else {
 				throw new RuntimeException("redis分布式锁注解参数异常");
@@ -133,32 +135,4 @@ public class RedisLockAspect {
 		return listPar;
 	}
 
-	/**
-	 * 加锁(RLock)带超时时间的
-	 */
-	private boolean acquire(String key, long expire, TimeUnit expireUnit) {
-		try {
-			//获取锁对象
-			RLock mylock = redissonClient.getLock(key);
-			//加锁,并且设置锁过期时间,防止死锁的产生
-			mylock.tryLock(expire, expire, expireUnit);
-		} catch (InterruptedException e) {
-			return false;
-		}
-		log.info("lock => key : " + key + " , ThreadName : " + Thread.currentThread().getName());
-		//加锁成功
-		return true;
-	}
-
-	/**
-	 * 锁的释放
-	 */
-	private void release(String lockName) {
-		//获取所对象
-		RLock mylock = redissonClient.getLock(lockName);
-		//释放锁(解锁)
-		mylock.unlock();
-		log.info("unlock => key : " + lockName + " , ThreadName : " + Thread.currentThread().getName());
-	}
-
 }