org.mule.util.lock
Class InstanceLockGroup

java.lang.Object
  org.mule.util.lock.InstanceLockGroup

All Implemented Interfaces:

Disposable, LockGroup

public class InstanceLockGroup
extends Object
implements LockGroup

LockGroup implementation for holding references to created locks inside a mule instance.

Nested Class Summary

static class

InstanceLockGroup.LockEntry

Field Summary

Fields inherited from interface org.mule.api.lifecycle.Disposable

PHASE_NAME

Constructor Summary

InstanceLockGroup(LockProvider lockProvider)

Method Summary

void	dispose() A lifecycle method where implementor should free up any resources.
void	lock(String lockId)
void	lockInterruptibly(String lockId)
boolean	tryLock(String lockId)
boolean	tryLock(String lockId, long timeout, TimeUnit timeUnit) Tries to acquire the lock for a certain amount of time
void	unlock(String key)

Methods inherited from class java.lang.Object

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

Constructor Detail

InstanceLockGroup

public InstanceLockGroup(LockProvider lockProvider)

Method Detail

lock

public void lock(String lockId)

Specified by:

lock in interface LockGroup

unlock

public void unlock(String key)

Specified by:

unlock in interface LockGroup

tryLock

public boolean tryLock(String lockId,
                       long timeout,
                       TimeUnit timeUnit)
                throws InterruptedException

Description copied from interface: LockGroup

Tries to acquire the lock for a certain amount of time

Specified by:

tryLock in interface LockGroup

timeout - the time in timeUnit to wait until the lock is acquired

timeUnit - the time unit of timeout

Returns:

true if the lock was successfully acquired, false otherwise

Throws:

InterruptedException - if thread was interrupted during the lock acquisition

tryLock

public boolean tryLock(String lockId)

Specified by:

tryLock in interface LockGroup

lockInterruptibly

public void lockInterruptibly(String lockId)
                       throws InterruptedException

Specified by:

lockInterruptibly in interface LockGroup

Throws:

InterruptedException

dispose

public void dispose()

Description copied from interface: Disposable

A lifecycle method where implementor should free up any resources. If an exception is thrown it should just be logged and processing should continue. This method should not throw Runtime exceptions.

Specified by:

dispose in interface Disposable