cn.orionsec.kit.redis

Class RedisLocks

java.lang.Object

cn.orionsec.kit.redis.RedisLocks

public class RedisLocks
extends Object

redisLock

Since:

2020/3/8 15:03

Version:

1.0.0

Author:

Jiahang Li

Constructor Summary

Constructors

Constructor and Description
RedisLocks(redis.clients.jedis.Jedis jedis)

Method Summary

Modifier and Type	Method and Description
long	tryLock(String lock) 尝试获取分布式锁 setnx如果key存在就会做任何操作 不存在就会set
long	tryLock(String lock, long expired) 尝试获取分布式锁
void	unLock(String lockName, Long lockValue) 释放分布式锁 锁超时时不能直接del 如果在del之前有其他线程获得了锁, 那么可能造成锁的释放

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RedisLocks

public RedisLocks(redis.clients.jedis.Jedis jedis)

Method Detail

tryLock

public long tryLock(String lock)

尝试获取分布式锁 setnx如果key存在就会做任何操作 不存在就会set

Parameters:

lock - 锁名称

Returns:

锁的值 0没抢到锁

tryLock

public long tryLock(String lock,
                    long expired)

尝试获取分布式锁

Parameters:

lock - 锁名称

expired - 锁过期时间

Returns:

锁的值 0没抢到锁

unLock

public void unLock(String lockName,
                   Long lockValue)

释放分布式锁 锁超时时不能直接del 如果在del之前有其他线程获得了锁, 那么可能造成锁的释放

Parameters:

lockName - 锁名称

lockValue - 锁的值