Package org.apache.activemq.util.osgi

Class Activator

java.lang.Object

org.apache.activemq.util.osgi.Activator

All Implemented Interfaces:

EventListener, org.apache.activemq.util.FactoryFinder.ObjectFactory, org.osgi.framework.BundleActivator, org.osgi.framework.BundleListener, org.osgi.framework.SynchronousBundleListener

public class Activator
extends Object
implements org.osgi.framework.BundleActivator, org.osgi.framework.SynchronousBundleListener, org.apache.activemq.util.FactoryFinder.ObjectFactory

An OSGi bundle activator for ActiveMQ which adapts the FactoryFinder to the OSGi environment.

Constructor Summary

Constructors

Constructor	Description
Activator()

Method Summary

Modifier and Type	Method	Description
void	bundleChanged(org.osgi.framework.BundleEvent event)
Object	create(String path)
<T> T	create(String path, Class<T> requiredType, Set<Class<? extends T>> allowedImpls)
protected void	register(org.osgi.framework.Bundle bundle)
void	start(org.osgi.framework.BundleContext bundleContext)
void	stop(org.osgi.framework.BundleContext bundleContext)
protected void	unregister(long bundleId)	When bundles unload.. we remove them thier cached Class entries from the serviceCache.

Methods inherited from class java.lang.Object

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

Constructor Details

Activator

public Activator()

Method Details

start

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

Specified by:

start in interface org.osgi.framework.BundleActivator

Throws:

Exception

stop

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

Specified by:

stop in interface org.osgi.framework.BundleActivator

Throws:

Exception

bundleChanged

public void bundleChanged(org.osgi.framework.BundleEvent event)

Specified by:

bundleChanged in interface org.osgi.framework.BundleListener

register

protected void register(org.osgi.framework.Bundle bundle)

unregister

protected void unregister(long bundleId)

When bundles unload.. we remove them thier cached Class entries from the serviceCache. Future service lookups for the service will fail. TODO: consider a way to get the Broker release any references to instances of the service.

Parameters:

bundleId -

create

public Object create(String path)
              throws IllegalAccessException,
InstantiationException,
IOException,
ClassNotFoundException

Specified by:

create in interface org.apache.activemq.util.FactoryFinder.ObjectFactory

Throws:

IllegalAccessException

InstantiationException

IOException

ClassNotFoundException

create

public <T> T create(String path,
 Class<T> requiredType,
 Set<Class<? extends T>> allowedImpls)
             throws IllegalAccessException,
InstantiationException,
IOException,
ClassNotFoundException

Specified by:

create in interface org.apache.activemq.util.FactoryFinder.ObjectFactory

Throws:

IllegalAccessException

InstantiationException

IOException

ClassNotFoundException