com.neurosys.events

Interface ChangeListener<T>

All Superinterfaces:

EventListener, Serializable

All Known Subinterfaces:

ChangeListenerTransfomer<T>

All Known Implementing Classes:

AbstractChainChangeListener, AbstractTokenNotificationListener, AsynchronousChangeListener, CartUpdateStockChangeListener, ChangeListenerWrapperTransformer, collectionTypesAdmin, CollectionTypesReportResult, ConfigurationSourceBackedSpringResource, CustomerDataReportResult, DefaultTokenChangeExecuteStrategyListener, DocumentManagerPanel, FlowStatusChangeListenerWrapperTransformer, GenericPoppableReportResult, HTMLPublisherListener, InventoryReportResult, InvoiceChangeListener, LogonChangeListener, LogonChangeListener, OrderItemProductChangeListener, OrderReportResult, PasswordChangeListener, PoppableReportResult, PostListingPanel, PostListingReportResult, promotionAdmin, PromotionReportResult, ReportResult, ResourceManagerPanel.ResourceUploadForm, siteManagerAdmin.SiteManagerContentTreePanel, StrategiesService, SynchronousChangeListener, SynchronousTokenChangeEventSupplierBackedListener, SynchronousTokenChangeListener, TemplateDetailsPanel, VisitorDataReportResult

public interface ChangeListener<T>
extends EventListener, Serializable

A listener that listens for changes in a component. It is intimated about the model change in the component it is interested in.

CAUTION: When chaining event listeners be ware of RECURSION

Author:

Arjun Dhar

See Also:

ChangeGenerator, SynchronousChange

Method Summary

Modifier and Type	Method and Description
void	onChange(ChangeGenerator<T> changeGenerator, T modelObject)

Method Detail

onChange

void onChange(ChangeGenerator<T> changeGenerator,
              T modelObject)

Parameters:

changeGenerator - as the generator that caused the change. Specially useful if the Listener is subscribing to multiple ChangeGenerators

modelObject - as the model change communicated