org.gecko.adapter.eventadmin

Class TopicEventHandler

java.lang.Object

org.gecko.adapter.eventadmin.TopicEventHandler

public class TopicEventHandler
extends java.lang.Object

The actual subscription. This class serves 2 perupses: 1. It is used by the message adapter to represent a supscription. 2. This class can be configured individually via ConfigurationAdmin, if done so, it is possible to get PushStreams injected directly.

Since:

21 Jan 2019

Constructor Summary

Constructors

Constructor and Description
TopicEventHandler()
TopicEventHandler(java.lang.String topic, BundleContext bundleContext, java.lang.Runnable doAfterClose, MessagingContext messagingContext)

Method Summary

Modifier and Type	Method and Description
void	activate(org.gecko.adapter.eventadmin.TopicEventHandler.Config config, java.util.Map<java.lang.String,java.lang.Object> properties, ComponentContext componentContext) Activate method, that registers the component as PrototypeServiceFactory
void	deactivate()
<any>	getService(Bundle bundle, <any> registration)
void	handle(Event event)
void	openAndConnectIfNecessary(<any> source, <any> consumer)
<any>	registerPushStream()
void	ungetService(Bundle bundle, <any> registration, <any> service)

Methods inherited from class java.lang.Object

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

Constructor Detail

TopicEventHandler

public TopicEventHandler()

TopicEventHandler

public TopicEventHandler(java.lang.String topic,
                         BundleContext bundleContext,
                         java.lang.Runnable doAfterClose,
                         MessagingContext messagingContext)

Method Detail

activate

public void activate(org.gecko.adapter.eventadmin.TopicEventHandler.Config config,
                     java.util.Map<java.lang.String,java.lang.Object> properties,
                     ComponentContext componentContext)

Activate method, that registers the component as PrototypeServiceFactory

deactivate

public void deactivate()

handle

public void handle(Event event)

openAndConnectIfNecessary

public void openAndConnectIfNecessary(<any> source,
                                      <any> consumer)

registerPushStream

public <any> registerPushStream()

getService

public <any> getService(Bundle bundle,
                        <any> registration)

ungetService

public void ungetService(Bundle bundle,
                         <any> registration,
                         <any> service)