Package org.apache.ignite.configuration.notifications

Interface ConfigurationListener<VIEWT>

Type Parameters:

VIEWT - VIEW type configuration.

All Known Subinterfaces:

ConfigurationNamedListListener<VIEWT>

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface ConfigurationListener<VIEWT>

Configuration property change listener.

Method Summary

Modifier and Type	Method	Description
static <T> ConfigurationListener<T>	fromConsumer(Consumer<ConfigurationNotificationEvent<T>> callback)	Creates an adapter for a given callback.
static <T> ConfigurationListener<T>	fromNewValueConsumer(Consumer<T> callback)	Creates an adapter for a given callback.
CompletableFuture<?>	onUpdate(ConfigurationNotificationEvent<VIEWT> ctx)	Called on property value update.

Method Details

onUpdate

CompletableFuture<?> onUpdate(ConfigurationNotificationEvent<VIEWT> ctx)

Called on property value update.

Parameters:

ctx - Notification context.

Returns:

Future that signifies the end of the listener execution.

fromNewValueConsumer

static <T> ConfigurationListener<T> fromNewValueConsumer(Consumer<T> callback)

Creates an adapter for a given callback.

fromConsumer

static <T> ConfigurationListener<T> fromConsumer(Consumer<ConfigurationNotificationEvent<T>> callback)

Creates an adapter for a given callback.