BeanLockManager (JBoss Server API) - JBoss 4.0.1 sp1 server API Documentation 英文版文档

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org.jboss.ejb
Class BeanLockManager

java.lang.Object
  org.jboss.ejb.BeanLockManager

public class BeanLockManager
extends Object

Manages BeanLocks. All BeanLocks have a reference count. When the reference count goes to 0, the lock is released from the id -> lock mapping.

Author:: Bill Burke, Marc Fleury, Scott.Stark@jboss.org

Field Summary

Class lockClass


protected LockMonitor monitor


Constructor Summary

BeanLockManager(Container container)


Method Summary

boolean canPassivate(Object id)


BeanLock getLock(Object id)
          returns the lock associated with the key passed.

LockMonitor getLockMonitor()


void removeLockRef(Object id)


void setContainer(Container container)


void setLockCLass(Class lockClass)


void setReentrant(boolean reentrant)


Methods inherited from class java.lang.Object

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

Field Detail

lockClass

public Class lockClass

monitor

protected LockMonitor monitor

Constructor Detail

BeanLockManager

public BeanLockManager(Container container)

Method Detail

getLockMonitor

public LockMonitor getLockMonitor()

getLock

public BeanLock getLock(Object id)

returns the lock associated with the key passed. If there is no lock one is created this call also increments the number of references interested in Lock. WARNING: All access to this method MUST have an equivalent removeLockRef cleanup call, or this will create a leak in the map,

removeLockRef

public void removeLockRef(Object id)

canPassivate

public boolean canPassivate(Object id)

setLockCLass

public void setLockCLass(Class lockClass)

setReentrant

public void setReentrant(boolean reentrant)

setContainer

public void setContainer(Container container)