org.apache.openejb.core.stateless

Class StatelessInstanceManager

java.lang.Object

org.apache.openejb.core.stateless.StatelessInstanceManager

public class StatelessInstanceManager
extends Object

Constructor Summary

Constructors

Constructor and Description
StatelessInstanceManager(SecurityService securityService, Duration accessTimeout, Duration closeTimeout, Pool.Builder poolBuilder, int callbackThreads)

Method Summary

Methods

Modifier and Type	Method and Description
void	deploy(BeanContext beanContext)
void	discardInstance(ThreadContext callContext, Object bean) This method is called to release the semaphore in case of the business method throwing a system exception
Instance	getInstance(ThreadContext callContext) Removes an instance from the pool and returns it for use by the container in business methods.
void	poolInstance(ThreadContext callContext, Object bean) All instances are removed from the pool in getInstance(...).
void	undeploy(BeanContext beanContext)

Methods inherited from class java.lang.Object

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

Constructor Detail

StatelessInstanceManager

public StatelessInstanceManager(SecurityService securityService,
                        Duration accessTimeout,
                        Duration closeTimeout,
                        Pool.Builder poolBuilder,
                        int callbackThreads)

Method Detail

getInstance

public Instance getInstance(ThreadContext callContext)
                     throws OpenEJBException

Removes an instance from the pool and returns it for use by the container in business methods.

If the pool is at it's limit the StrictPooling flag will cause this thread to wait.

If StrictPooling is not enabled this method will create a new stateless bean instance performing all required injection and callbacks before returning it in a method ready state.

Parameters:

callContext - ThreadContext

Returns:

Object

Throws:

OpenEJBException

poolInstance

public void poolInstance(ThreadContext callContext,
                Object bean)
                  throws OpenEJBException

All instances are removed from the pool in getInstance(...). They are only returned by the StatelessContainer via this method under two circumstances.

1. The business method returns normally 2. The business method throws an application exception

Instances are not returned to the pool if the business method threw a system exception.

Parameters:

callContext - ThreadContext

bean - Object

Throws:

OpenEJBException

discardInstance

public void discardInstance(ThreadContext callContext,
                   Object bean)
                     throws SystemException

This method is called to release the semaphore in case of the business method throwing a system exception

Parameters:

callContext - ThreadContext

bean - Object

Throws:

SystemException

deploy

public void deploy(BeanContext beanContext)
            throws OpenEJBException

Throws:

OpenEJBException

undeploy

public void undeploy(BeanContext beanContext)