org.apache.shardingsphere.infra.lock

接口 ShardingSphereLock

public interface ShardingSphereLock

ShardingSphere lock.

方法概要

限定符和类型	方法和说明
long	getDefaultTimeOut() Get default lock time out milliseconds.
boolean	isLocked(String lockName) Check whether resource is locked in current instance.
void	releaseLock(String lockName) Release lock.
boolean	tryLock(String lockName) Try to lock.
boolean	tryLock(String lockName, long timeout) Try to lock with time out.

方法详细资料

tryLock

boolean tryLock(String lockName)

Try to lock.

参数:

lockName - lock name

返回:

true if get the lock, false if not

tryLock

boolean tryLock(String lockName,
                long timeout)

Try to lock with time out.

参数:

lockName - lock name

timeout - the maximum time in milliseconds to acquire lock

返回:

true if get the lock, false if not

releaseLock

void releaseLock(String lockName)

Release lock.

参数:

lockName - lock name

isLocked

boolean isLocked(String lockName)

Check whether resource is locked in current instance.

参数:

lockName - lock name

返回:

true if locked, false if not

getDefaultTimeOut

long getDefaultTimeOut()

Get default lock time out milliseconds.

返回:

default lock time out milliseconds