edu.uci.isr.yancees.server.plugin.subscription.filter
Class FilterPlugin

java.lang.Object
  edu.uci.isr.yancees.plugin.AbstractPlugin
      edu.uci.isr.yancees.server.plugin.subscription.filter.FilterPlugin

All Implemented Interfaces:

PluginInterface, PluginListenerInterface

public class FilterPlugin

extends AbstractPlugin

This plug-in deals with tags that are handled by Siena. This is the only plug-in that talks with Siena directly.

Nested Class Summary

class

FilterPlugin.NotificationHandler Callback object to receive events from the dispatcher.

Field Summary

Fields inherited from class edu.uci.isr.yancees.plugin.AbstractPlugin

myListeners, myRequiredPlugins

Constructor Summary

FilterPlugin(org.w3c.dom.Node subTree)

Method Summary

void	dispose() This method is part of the plug-in memory and resources management.
void	receivePluginNotification(EventInterface[] evtList, PluginInterface source) Receives a list of events as notifications from another plug-in
void	receivePluginNotification(EventInterface evt, PluginInterface source) Receives a notification from another plug-in, lower in the hierarchy

Methods inherited from class edu.uci.isr.yancees.plugin.AbstractPlugin

addListener, addRequiredPlugin, finalize, getExpectedPluginIDs, getFullContext, getFullPath, getId, getRequiredPluginsList, getSubtree, getTag, hasChildren, publishOutput, publishOutput, removeListener

Methods inherited from class java.lang.Object

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

Constructor Detail

FilterPlugin

public FilterPlugin(org.w3c.dom.Node subTree)

Parameters:

subTree - is the DOM tree this plugin is responsible for executing evalutation of this plugin is published.

Method Detail

dispose

public void dispose()

Description copied from class: AbstractPlugin

This method is part of the plug-in memory and resources management. Clear all the resources allocated by this plug-in i.e. the plug-in references this plug-in depends on, as well as the listeners. This makes this object be eligible for garbage collection.

Specified by:

dispose in interface PluginInterface

Overrides:

dispose in class AbstractPlugin

receivePluginNotification

public void receivePluginNotification(EventInterface evt,
                                      PluginInterface source)

Receives a notification from another plug-in, lower in the hierarchy

Specified by:

receivePluginNotification in interface PluginListenerInterface

Specified by:

receivePluginNotification in class AbstractPlugin

Parameters:

evt - is the event received

source - is the plug-in sending the notification.

receivePluginNotification

public void receivePluginNotification(EventInterface[] evtList,
                                      PluginInterface source)

Receives a list of events as notifications from another plug-in

Specified by:

receivePluginNotification in interface PluginListenerInterface

Specified by:

receivePluginNotification in class AbstractPlugin

Parameters:

evtList - is the list of events received

source - is the plug-in sending the notification.