Package net.engio.mbassy.dispatch

Class FilteredMessageDispatcher

java.lang.Object

net.engio.mbassy.subscription.AbstractSubscriptionContextAware

net.engio.mbassy.dispatch.DelegatingMessageDispatcher

net.engio.mbassy.dispatch.FilteredMessageDispatcher

All Implemented Interfaces:

IMessageDispatcher, ISubscriptionContextAware

public final class FilteredMessageDispatcher
extends DelegatingMessageDispatcher

A dispatcher that implements message filtering based on the filter configuration of the associated message handler. It will delegate message delivery to another message dispatcher after having performed the filtering logic.

Field Summary

Fields

Modifier and Type	Field	Description
private final IMessageFilter[]	filter

Constructor Summary

Constructors

Constructor	Description
FilteredMessageDispatcher(IMessageDispatcher dispatcher)

Method Summary

Modifier and Type	Method	Description
void	dispatch(MessagePublication publication, Object message, Iterable listeners)	Delivers the given message to the given set of listeners.
private boolean	passesFilter(Object message)

Methods inherited from class net.engio.mbassy.dispatch.DelegatingMessageDispatcher

getDelegate, getInvocation

Methods inherited from class net.engio.mbassy.subscription.AbstractSubscriptionContextAware

getContext

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.engio.mbassy.subscription.ISubscriptionContextAware

getContext

Field Details

filter

private final IMessageFilter[] filter

Constructor Details

FilteredMessageDispatcher

public FilteredMessageDispatcher(IMessageDispatcher dispatcher)

Method Details

passesFilter

private boolean passesFilter(Object message)

dispatch

public void dispatch(MessagePublication publication,
 Object message,
 Iterable listeners)

Description copied from interface: IMessageDispatcher

Delivers the given message to the given set of listeners. Delivery may be delayed, aborted or restricted in various ways, depending on the configuration of the dispatcher

Parameters:

publication - The message publication that initiated the dispatch

message - The message that should be delivered to the listeners

listeners - The listeners that should receive the message