com.vaadin.flow.router

Annotation Type ListenerPriority

@Retention(value=RUNTIME)
 @Target(value=TYPE)
public @interface ListenerPriority

This annotation sets the priority of execution on BeforeEnterListeners, BeforeLeaveListeners and AfterNavigationListeners. Listeners will be sorted by their respective priority value in a descending order before they are executed. Listeners that are not annotated with @ListenerPriority have a default priority of zero.

 // will be executed first
 @ListenerPriority(5)
 class HighPriorityListener implements BeforeEnterListener {
 }

 // will be executed second, default priority is 0
 class YetAnotherListener implements BeforeEnterListener {
 }

 // will be executed third
 @ListenerPriority(-5)
 class LowPriorityListener implements BeforeEnterListener {
 }
 

Since:

1.0

Author:

Bernd Hopp

Required Element Summary

Required Elements

Modifier and Type	Required Element and Description
int	value The priority of the annotated listener, can be any integer.

Element Detail

value

public abstract int value

The priority of the annotated listener, can be any integer. Larger numbers indicate higher priority.

Returns:

the priority-value.