org.apache.felix.eventadmin.impl.handler

Class EventHandlerProxy

java.lang.Object

org.apache.felix.eventadmin.impl.handler.EventHandlerProxy

public class EventHandlerProxy
extends java.lang.Object

This is a proxy for event handlers. It gets the real event handler on demand and prepares some information for faster processing. It checks the timeout handling for the implementation as well as blacklisting the handler.

Author:

Felix Project Team

Constructor Summary

Constructors

Constructor and Description
EventHandlerProxy(org.apache.felix.eventadmin.impl.handler.EventHandlerTracker.HandlerContext context, org.osgi.framework.ServiceReference reference) Create an EventHandlerProxy.

Method Summary

Methods

Modifier and Type	Method and Description
void	blackListHandler() Blacklist the handler.
boolean	canDeliver(org.osgi.service.event.Event event) Check if this handler is allowed to receive the event - blacklisted - check filter - check permission
void	dispose() Dispose the proxy and release the handler
java.lang.String[]	getTopics() Get the topics of this handler.
boolean	isAsyncOrderedDelivery() Should async events be delivered in order?
void	sendEvent(org.osgi.service.event.Event event) Send the event.
boolean	update() Update the state with current properties from the service
boolean	useTimeout() Should a timeout be used for this handler?

Methods inherited from class java.lang.Object

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

Constructor Detail

EventHandlerProxy

public EventHandlerProxy(org.apache.felix.eventadmin.impl.handler.EventHandlerTracker.HandlerContext context,
                 org.osgi.framework.ServiceReference reference)

Create an EventHandlerProxy.

Parameters:

context - The handler context

reference - Reference to the EventHandler

Method Detail

update

public boolean update()

Update the state with current properties from the service

Returns:

true if the handler configuration is valid.

dispose

public void dispose()

Dispose the proxy and release the handler

getTopics

public java.lang.String[] getTopics()

Get the topics of this handler. If this handler matches all topics null is returned

canDeliver

public boolean canDeliver(org.osgi.service.event.Event event)

Check if this handler is allowed to receive the event - blacklisted - check filter - check permission

useTimeout

public boolean useTimeout()

Should a timeout be used for this handler?

isAsyncOrderedDelivery

public boolean isAsyncOrderedDelivery()

Should async events be delivered in order?

sendEvent

public void sendEvent(org.osgi.service.event.Event event)

Send the event.

blackListHandler

public void blackListHandler()

Blacklist the handler.