集成lock4j框架,删除redisson锁,使用lock4j的锁。

This commit is contained in:
sxq
2021-06-22 16:06:02 +08:00
parent 56eba9cded
commit 645c926bbd
7 changed files with 75 additions and 201 deletions

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@ -1,8 +1,8 @@
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 com.ruoyi.demo.service.ITestDemoService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.Cacheable;
@ -10,8 +10,6 @@ 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
@ -24,45 +22,27 @@ import java.util.concurrent.TimeUnit;
public class RedisLockController {
@Autowired
private RedisLockManager redisLockManager;
private ITestDemoService testDemoService;
/**
* #p0 标识取第一个参数为redis锁的key
* 测试lock4j
* @param key
* @param value
* @return
*/
@GetMapping("/testLock1")
@RedisLock(expireTime = 10, key = "#p0")
public AjaxResult<String> testLock1(String key, String value) {
try {
// 同时请求排队
// Thread.sleep(5000);
// 锁超时测试
Thread.sleep(11000);
} catch (InterruptedException e) {
e.printStackTrace();
}
@GetMapping("/testLock4j")
public AjaxResult<String> testLock4j(String key,String value){
testDemoService.testLock4j(key);
return AjaxResult.success("操作成功",value);
}
@GetMapping("/testLock4jLockTemaplate")
public AjaxResult<String> testLock4jLockTemaplate(String key,String value){
testDemoService.testLock4jLockTemaplate(key);
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(key);
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();
}
/**
* 测试spring-cache注解

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@ -18,6 +18,11 @@ import java.util.List;
* @date 2021-05-30
*/
public interface ITestDemoService extends IServicePlus<TestDemo> {
void testLock4j(String key);
void testLock4jLockTemaplate(String key);
/**
* 查询单个
* @return

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@ -2,6 +2,10 @@ package com.ruoyi.demo.service.impl;
import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.util.StrUtil;
import com.baomidou.lock.LockInfo;
import com.baomidou.lock.LockTemplate;
import com.baomidou.lock.annotation.Lock4j;
import com.baomidou.lock.executor.RedissonLockExecutor;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.ruoyi.common.annotation.DataScope;
@ -18,8 +22,10 @@ import com.ruoyi.demo.domain.TestDemo;
import com.ruoyi.demo.mapper.TestDemoMapper;
import com.ruoyi.demo.service.ITestDemoService;
import com.ruoyi.demo.vo.TestDemoVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.time.LocalTime;
import java.util.Collection;
import java.util.List;
import java.util.Map;
@ -33,6 +39,43 @@ import java.util.Map;
@Service
public class TestDemoServiceImpl extends ServicePlusImpl<TestDemoMapper, TestDemo> implements ITestDemoService {
@Autowired
private LockTemplate lockTemplate;
@Override
public void testLock4jLockTemaplate(String key) {
final LockInfo lockInfo = lockTemplate.lock(key, 30000L, 5000L, RedissonLockExecutor.class);
if (null == lockInfo) {
throw new RuntimeException("业务处理中,请稍后再试");
}
// 获取锁成功,处理业务
try {
try {
Thread.sleep(8000);
} catch (InterruptedException e) {
//
}
System.out.println("执行简单方法1 , 当前线程:" + Thread.currentThread().getName());
} finally {
//释放锁
lockTemplate.releaseLock(lockInfo);
}
//结束
}
@Override
@Lock4j(executor = RedissonLockExecutor.class,keys = {"#key"})
public void testLock4j(String key) {
System.out.println("start:"+key+",time:"+LocalTime.now().toString());
try {
Thread.sleep(10000);
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println("end :"+key+",time:"+LocalTime.now().toString());
}
@Override
public TestDemoVo queryById(Long id) {
return getVoById(id, TestDemoVo.class);