org.eclipse.scada.ae.server.common.monitor

Class MonitorQuerySource

java.lang.Object

org.eclipse.scada.ae.server.common.monitor.MonitorQuerySource

All Implemented Interfaces:

MonitorQueryListener, SubscriptionSource<String>

public class MonitorQuerySource
extends Object
implements SubscriptionSource<String>, MonitorQueryListener

Constructor Summary

Constructors

Constructor and Description
MonitorQuerySource(String queryId, MonitorQuery monitorQuery)

Method Summary

Modifier and Type	Method and Description
void	addListener(Collection<SubscriptionInformation<String>> listeners)
void	dataChanged(List<MonitorStatusInformation> addedOrUpdated, Set<String> removed, boolean full)
void	removeListener(Collection<SubscriptionInformation<String>> listeners)
boolean	supportsListener(SubscriptionInformation<String> subscriptionInformation) Validate if the provided subcription information can bind to this subscription source

Methods inherited from class java.lang.Object

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

Constructor Detail

MonitorQuerySource

public MonitorQuerySource(String queryId,
                          MonitorQuery monitorQuery)

Method Detail

addListener

public void addListener(Collection<SubscriptionInformation<String>> listeners)

Specified by:

addListener in interface SubscriptionSource<String>

removeListener

public void removeListener(Collection<SubscriptionInformation<String>> listeners)

Specified by:

removeListener in interface SubscriptionSource<String>

supportsListener

public boolean supportsListener(SubscriptionInformation<String> subscriptionInformation)

Description copied from interface: SubscriptionSource

Validate if the provided subcription information can bind to this subscription source

Specified by:

supportsListener in interface SubscriptionSource<String>

Parameters:

subscriptionInformation - The information to check

Returns:

true if the listener can bind to this event source. In this case the SubscriptionSource.addListener(Collection) method may not reject the listener.

dataChanged

public void dataChanged(List<MonitorStatusInformation> addedOrUpdated,
                        Set<String> removed,
                        boolean full)

Specified by:

dataChanged in interface MonitorQueryListener