Package org.bonitasoft.engine.lock

Class MemoryLockService

java.lang.Object

org.bonitasoft.engine.lock.MemoryLockService

All Implemented Interfaces:

LockService

@Component
@ConditionalOnSingleCandidate(LockService.class)
public class MemoryLockService
extends java.lang.Object
implements LockService

Constructor Summary

Constructors

Constructor	Description
MemoryLockService(TechnicalLoggerService loggerService, int lockTimeoutSeconds)

Method Summary

Modifier and Type	Method	Description
BonitaLock	lock(long objectToLockId, java.lang.String objectType, long tenantId)	Acquire the lock for the object having type and id in parameters This method wait for the lock to be available
BonitaLock	tryLock(long objectToLockId, java.lang.String objectType, long timeout, java.util.concurrent.TimeUnit timeUnit, long tenantId)	Acquire the lock for the object having type and id in parameters waiting maximum timeout This method wait for the lock to be available.
void	unlock(BonitaLock lock, long tenantId)

Methods inherited from class java.lang.Object

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

Constructor Detail

MemoryLockService

public MemoryLockService(@Qualifier("platformTechnicalLoggerService")
                         TechnicalLoggerService loggerService,
                         @Value("${bonita.platform.lock.memory.timeout}")
                         int lockTimeoutSeconds)

Method Detail

unlock

public void unlock(BonitaLock lock,
                   long tenantId)
            throws SLockException

Specified by:

unlock in interface LockService

Throws:

SLockException

lock

public BonitaLock lock(long objectToLockId,
                       java.lang.String objectType,
                       long tenantId)
                throws SLockException,
                       SLockTimeoutException

Description copied from interface: LockService

Acquire the lock for the object having type and id in parameters
This method wait for the lock to be available

Specified by:

lock in interface LockService

tenantId - TODO

Returns:

the lock

Throws:

SLockException - when we were unable to lock due to an unexpected error

SLockTimeoutException - when we were unable to lock due to a timeout

tryLock

public BonitaLock tryLock(long objectToLockId,
                          java.lang.String objectType,
                          long timeout,
                          java.util.concurrent.TimeUnit timeUnit,
                          long tenantId)
                   throws SLockException

Description copied from interface: LockService

Acquire the lock for the object having type and id in parameters waiting maximum timeout
This method wait for the lock to be available. If it becomes available before the timeout expires the returns the obtained lock, else returns null

Specified by:

tryLock in interface LockService

Returns:

the obtained lock if it has been acquired before the timeout expires or null if the timeout has expired.

Throws:

SLockException - when we were unable to lock (not because of the timeout)