springboot整合redisson分佈式鎖

1、經過maven引入redisson的jar包java

<dependency>
            <groupId>org.redisson</groupId>
            <artifactId>redisson</artifactId>
            <version>3.6.5</version>
        </dependency>

 

2、在yaml文件中引入redis的相關配置(redis單節點能夠讀取原有redis配置拼裝,若是是主從需另外獨立配置,相關屬性能夠參考org.redisson.config.Config.masterSlaveServersConfig)redis

spring: redis: host: 127.0.0.1 port: 6379 password: 111111

3、添加springboot配置spring

package com.aoxun.config; import org.redisson.Redisson; import org.redisson.api.RedissonClient; import org.redisson.config.Config; import org.springframework.beans.factory.annotation.Value; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Configuration; /** * redisson配置 * 目前使用的是騰訊雲的單節點redis,因此暫時配置單服務 * * */ @Configuration public class RedissonConfig { @Value("${spring.redis.host}") private String host; @Value("${spring.redis.port}") private String port; @Value("${spring.redis.password}") private String password; @Bean public RedissonClient getRedisson(){ Config config = new Config(); config.useSingleServer().setAddress("redis://" + host + ":" + port).setPassword(password); //添加主從配置 // config.useMasterSlaveServers().setMasterAddress("").setPassword("").addSlaveAddress(new String[]{"",""});
        
        return Redisson.create(config); } }

4、在須要使用的地方注入RedissonClient便可api

package com.aoxun.modular.menjin.service.impl; import java.util.concurrent.TimeUnit; import org.redisson.api.RLock; import org.redisson.api.RedissonClient; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; @Service public class TestRedissonLock{ @Autowired private RedissonClient redissonClient; public void cameraCallback() { RLock rlock = redissonClient.getLock("redisson:lock:personId" + 123);

     //設置鎖超時時間,防止異常形成死鎖 rlock.lock(
20, TimeUnit.SECONDS); try{ //執行業務邏輯 Thread.sleep(10000); System.out.println(123); } catch(Exception e){ }finally{ rlock.unlock(); } } }

 

到此利用redisson實現分佈式鎖簡單樣例已經結束springboot

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