org.eclipse.scada.core.subscription

Interface SubscriptionSource<T>

All Known Implementing Classes:

DataItemSubscriptionSource, EventQuerySource, MonitorQuerySource, SubscriptionSourceTestImpl

public interface SubscriptionSource<T>

A event source which can be used with the subscription manager.

Author:

Jens Reimann

Method Summary

Modifier and Type	Method and Description
void	addListener(Collection<SubscriptionInformation<T>> listeners)
void	removeListener(Collection<SubscriptionInformation<T>> listeners)
boolean	supportsListener(SubscriptionInformation<T> information) Validate if the provided subcription information can bind to this subscription source

Method Detail

supportsListener

boolean supportsListener(SubscriptionInformation<T> information)

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

Parameters:

information - The information to check

Returns:

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

addListener

void addListener(Collection<SubscriptionInformation<T>> listeners)

removeListener

void removeListener(Collection<SubscriptionInformation<T>> listeners)