org.sejda.core.notification.context

Class GlobalNotificationContext

java.lang.Object

org.sejda.core.notification.context.GlobalNotificationContext

All Implemented Interfaces:

NotificationContext

public final class GlobalNotificationContext
extends Object

Notification context holding a list of listeners registered globally. Registered listeners on a particular event will be notified about events of that type thrown globally in the current VM.

Author:

Andrea Vacondio

Method Summary

Methods

Modifier and Type	Method and Description
<T extends AbstractNotificationEvent> void	addListener(Class<T> eventClass, EventListener<T> listener) Adds the input listeners to the context to listen on the input event class.
<T extends AbstractNotificationEvent> void	addListener(EventListener<T> listener) Adds the input listeners to the context.
void	clearListeners() Clears the list of listeners for this context
static NotificationContext	getContext()
void	notifyListeners(AbstractNotificationEvent event) Notifies the listeners about the input event
<T extends AbstractNotificationEvent> boolean	removeListener(EventListener<T> listener) Remove the input listener from the context .
int	size()

Methods inherited from class java.lang.Object

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

Method Detail

getContext

public static NotificationContext getContext()

notifyListeners

public void notifyListeners(AbstractNotificationEvent event)

Description copied from interface: NotificationContext

Notifies the listeners about the input event

Specified by:

notifyListeners in interface NotificationContext

addListener

public <T extends AbstractNotificationEvent> void addListener(EventListener<T> listener)

Description copied from interface: NotificationContext

Adds the input listeners to the context.

Specified by:

addListener in interface NotificationContext

Type Parameters:

T - type of the event

addListener

public <T extends AbstractNotificationEvent> void addListener(Class<T> eventClass,
                                                     EventListener<T> listener)

Description copied from interface: NotificationContext

Adds the input listeners to the context to listen on the input event class.

Specified by:

addListener in interface NotificationContext

Type Parameters:

T - type of the event

removeListener

public <T extends AbstractNotificationEvent> boolean removeListener(EventListener<T> listener)

Description copied from interface: NotificationContext

Remove the input listener from the context .

Specified by:

removeListener in interface NotificationContext

Returns:

true if the listener was found and removed, false otherwise

clearListeners

public void clearListeners()

Description copied from interface: NotificationContext

Clears the list of listeners for this context

Specified by:

clearListeners in interface NotificationContext

size

public int size()

Specified by:

size in interface NotificationContext

Returns:

the number of the registered listeners