JBoss API: Interface InstancePool
org.jboss.ejb
Interface InstancePool
All Superinterfaces: ContainerPlugin , Service
All Known Implementing Classes: AbstractInstancePool , SingletonStatelessSessionInstancePool
public interface InstancePool extends ContainerPlugin
Interface for bean instance Pools.
Version: $Revision: 1.3.6.4 $
Revisions:
20011208 Vincent Harcq:
Added a Pool Feeder (Thread that pre-create bean instances to avoid
setContext overhead.
Author: Rickard Öberg (rickard.oberg@telkel.com)
See Also:
add
public void add ()
throws java.lang.Exception
Add an instance in the Pool.
Is used by the TimedInstancePoolFeeder thread to create instances ready for use by
the interceptor.
Throws: java.lang.Exception
- when an Instance can not be instantiated
get
public EnterpriseContext 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: RemoteException
-
free
public void free (EnterpriseContext ctx)
Return an anonymous instance after invocation.
Parameters: ctx
-
discard
public void discard (EnterpriseContext 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.
Parameters: ctx
-
getCurrentSize
public int getCurrentSize ()
Return the size of the pool.
Returns: the size of the pool.
getMaxSize
public int getMaxSize ()
Get the maximum size of the pool.
Returns: the size of the pool.
Copyright © 2000 The JBoss Organization. All Rights Reserved.