WidgetRenderDataChangedObserver

java.lang.Object
- lumis.portal.event.AbstractPortalEventObserver
- - lumis.service.pagepersonalization.observer.WidgetRenderDataChangedObserver

All Implemented Interfaces:

IPortalEventObserver
```
public class WidgetRenderDataChangedObserver
extends AbstractPortalEventObserver
```
Observes render data changed event of widgets and generates corresponding events for their holders.

Since:

9.0.2

Constructor Summary

Constructors
Constructor Description

WidgetRenderDataChangedObserver()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`IPortalEventFilter`	`getEventFilter()`	Returns the event filter for this observer.
`void`	`onEvent(IPortalEvent ev)`	Notifies that an event has been raised.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - WidgetRenderDataChangedObserver
```
public WidgetRenderDataChangedObserver()
```
- Method Detail
  - getEventFilter
```
public IPortalEventFilter getEventFilter()
```
    Description copied from interface: IPortalEventObserver
    
    Returns the event filter for this observer.
    PortalEventFilters provides methods for generating commonly used filters.
    
    Specified by:
    
    getEventFilter in interface IPortalEventObserver
    
    Overrides:
    
    getEventFilter in class AbstractPortalEventObserver
    
    Returns:
    
    a collection of event group identifiers.
    
    See Also:
    
    PortalEventFilters
  - onEvent
```
public void onEvent(IPortalEvent ev)
             throws PortalException
```
    Description copied from interface: IPortalEventObserver
    
    Notifies that an event has been raised. This method will be called only for events that belong to the groups specified by #getExpectedEventGroups().
    Important: The implementation of this method must not be time consuming, as it may impact the overall time response of the portal.
    
    Parameters:
    
    ev - the event.
    
    Throws:
    
    PortalException