程序包 com.baomidou.lock

类 LockTemplate

java.lang.Object

com.baomidou.lock.LockTemplate

所有已实现的接口:

org.springframework.beans.factory.InitializingBean

public class LockTemplate
extends Object
implements org.springframework.beans.factory.InitializingBean

锁模板方法

作者:

zengzhihong TaoYu

构造器概要

构造器

构造器	说明
LockTemplate()

方法概要

修饰符和类型	方法	说明
void	afterPropertiesSet()
LockInfo	lock(String key)
LockInfo	lock(String key, long expire, long acquireTimeout)
LockInfo	lock(String key, long expire, long acquireTimeout, Class<? extends LockExecutor> executor)	加锁方法
protected LockExecutor	obtainExecutor(Class<? extends LockExecutor> clazz)
boolean	releaseLock(LockInfo lockInfo)

从类继承的方法 java.lang.Object

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

构造器详细资料

LockTemplate

public LockTemplate()

方法详细资料

lock

public LockInfo lock(String key)

lock

public LockInfo lock(String key,
 long expire,
 long acquireTimeout)

lock

public LockInfo lock(String key,
 long expire,
 long acquireTimeout,
 Class<? extends LockExecutor> executor)

加锁方法

参数:

key - 锁key 同一个key只能被一个客户端持有

expire - 过期时间(ms) 防止死锁

acquireTimeout - 尝试获取锁超时时间(ms)

executor - 执行器

返回:

加锁成功返回锁信息 失败返回null

releaseLock

public boolean releaseLock(LockInfo lockInfo)

obtainExecutor

protected LockExecutor obtainExecutor(Class<? extends LockExecutor> clazz)

afterPropertiesSet

public void afterPropertiesSet()
                        throws Exception

指定者:

afterPropertiesSet 在接口中 org.springframework.beans.factory.InitializingBean

抛出:

Exception