ClusterMembershipObserver

java.lang.Object
- lumis.portal.event.AbstractPortalEventObserver
- - lumis.portal.cache.ClusterMembershipObserver

All Implemented Interfaces:

IPortalEventObserver
```
public class ClusterMembershipObserver
extends AbstractPortalEventObserver
```
Observes ClusterMembershipChangedEvent and clears memory cache when it is raised.

Since:

4.1.0

Version:

$Revision: 23118 $ $Date: 2019-09-10 14:09:35 -0300 (Tue, 10 Sep 2019) $

Constructor Summary

Constructors
Constructor Description

ClusterMembershipObserver()

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 event)`	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
  - ClusterMembershipObserver
```
public ClusterMembershipObserver()
```
- 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 event)
             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:
    
    event - the event.
    
    Throws:
    
    PortalException