org.apache.geronimo.specs.jpa
Class PersistenceActivator

java.lang.Object
  org.apache.geronimo.specs.jpa.PersistenceActivator

All Implemented Interfaces:

PersistenceProviderResolver, org.osgi.framework.BundleActivator

public class PersistenceActivator
extends Object
implements org.osgi.framework.BundleActivator, PersistenceProviderResolver

Used to discover/resolve JPA providers in an OSGi environment.

Version:

$Rev$ $Date$

Field Summary

static String

PERSISTENCE_PROVIDER

Constructor Summary

PersistenceActivator()

Method Summary

protected PersistenceProvider	addProvider(org.osgi.framework.ServiceReference ref)
void	clearCachedProviders()
List<PersistenceProvider>	getPersistenceProviders()
protected void	removeProvider(org.osgi.framework.ServiceReference ref)
void	start(org.osgi.framework.BundleContext arg0)
void	stop(org.osgi.framework.BundleContext arg0)

Methods inherited from class java.lang.Object

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

Field Detail

PERSISTENCE_PROVIDER

public static final String PERSISTENCE_PROVIDER

Constructor Detail

PersistenceActivator

public PersistenceActivator()

Method Detail

start

public void start(org.osgi.framework.BundleContext arg0)
           throws Exception

Specified by:

start in interface org.osgi.framework.BundleActivator

Throws:

Exception

stop

public void stop(org.osgi.framework.BundleContext arg0)
          throws Exception

Specified by:

stop in interface org.osgi.framework.BundleActivator

Throws:

Exception

clearCachedProviders

public void clearCachedProviders()

Specified by:

clearCachedProviders in interface PersistenceProviderResolver

getPersistenceProviders

public List<PersistenceProvider> getPersistenceProviders()

Specified by:

getPersistenceProviders in interface PersistenceProviderResolver

addProvider

protected PersistenceProvider addProvider(org.osgi.framework.ServiceReference ref)

removeProvider

protected void removeProvider(org.osgi.framework.ServiceReference ref)