InstancePool

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org.jboss.ejb
Interface InstancePool

All Superinterfaces:: AllowedOperationsFlags (src) , ContainerPlugin (src) , Service (src)

All Known Implementing Classes:: AbstractInstancePool (src)

public interface InstancePool
extends ContainerPlugin (src)

Defines the model for a EnterpriseContext instance pool.

Field Summary

Fields inherited from interface org.jboss.ejb.AllowedOperationsFlags (src)

IN_AFTER_BEGIN, IN_AFTER_COMPLETION, IN_BEFORE_COMPLETION, IN_BUSINESS_METHOD, IN_EJB_ACTIVATE, IN_EJB_CREATE, IN_EJB_FIND, IN_EJB_HOME, IN_EJB_LOAD, IN_EJB_PASSIVATE, IN_EJB_POST_CREATE, IN_EJB_REMOVE, IN_EJB_STORE, IN_EJB_TIMEOUT, IN_INTERCEPTOR_METHOD, IN_SERVICE_ENDPOINT_METHOD, IN_SET_ENTITY_CONTEXT, IN_SET_MESSAGE_DRIVEN_CONTEXT, IN_SET_SESSION_CONTEXT, IN_UNSET_ENTITY_CONTEXT, NOT_ALLOWED

Method Summary
`void`	`discard(EnterpriseContext (src) ctx)` Discard an anonymous instance after invocation.
`void`	`free(EnterpriseContext (src) ctx)` Return an anonymous instance after invocation.
`EnterpriseContext (src)`	`get()` Get an instance without identity.
`int`	`getCurrentSize()` Return the size of the pool.
`int`	`getMaxSize()` Get the maximum size of the pool.

Methods inherited from interface org.jboss.ejb.ContainerPlugin (src)

setContainer

Methods inherited from interface org.jboss.system.Service (src)

create, destroy, start, stop

Method Detail

get

public EnterpriseContext (src)  get()
                      throws java.lang.Exception

Get an instance without identity.

Can be used by finders and create-methods, or stateless beans

Returns:: Context/w instance
Throws:: java.lang.Exception - RemoteException

free

public void free(EnterpriseContext (src)  ctx)

Return an anonymous instance after invocation.

Parameters:: ctx - The context to free.

discard

public void discard(EnterpriseContext (src)  ctx)

Discard an anonymous instance after invocation. This is called if the instance should not be reused, perhaps due to some exception being thrown from it.