redisson分布式锁的用法大全

<dependency>

     <groupId>org.redisson</groupId>

   <artifactId>redisson-spring-boot-starter</artifactId>

   <version> 3.15 . 1 </version>

</dependency>

package com.miyou;

import org.junit.jupiter.api.Test;

import org.redisson.api.RedissonClient;

import org.springframework.beans.factory.annotation.Autowired;

import java.util.concurrent.locks.Lock;

public class DefaultTest extends UserRightsApplicationTests {

   @Autowired

   private RedissonClient redissonClient;

   @Test

   public void testLock() throws InterruptedException {

     Lock lock = redissonClient.getLock( "test lock" );

     lock.lock();

     System.out.println( "锁获取成功" );

     new Thread(()->{

       Lock rLock2 = redissonClient.getLock( "test lock" );

       rLock2.lock();

       System.out.println( "线程2获取锁成功！" );

       rLock2.unlock();

     }).start();

     Thread.sleep( 20000 );

     System.out.println( "主线程释放锁" );

     lock.unlock();

     Thread.sleep( 1200000 );

   }

}