org.springframework.context.event

接口 GenericApplicationListener

所有超级接口:

ApplicationListener<ApplicationEvent>, EventListener, org.springframework.core.Ordered

所有已知实现类:

ApplicationListenerMethodAdapter, GenericApplicationListenerAdapter, SourceFilteringListener

public interface GenericApplicationListener
extends ApplicationListener<ApplicationEvent>, org.springframework.core.Ordered

Extended variant of the standard ApplicationListener interface, exposing further metadata such as the supported event and source type.

As of Spring Framework 4.2, this interface supersedes the Class-based SmartApplicationListener with full handling of generic event types.

从以下版本开始:

4.2

作者:

Stephane Nicoll

另请参阅:

SmartApplicationListener, GenericApplicationListenerAdapter

字段概要

从接口继承的字段 org.springframework.core.Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

方法概要

限定符和类型	方法和说明
boolean	supportsEventType(org.springframework.core.ResolvableType eventType) Determine whether this listener actually supports the given event type.
boolean	supportsSourceType(Class<?> sourceType) Determine whether this listener actually supports the given source type.

从接口继承的方法 org.springframework.context.ApplicationListener

onApplicationEvent

从接口继承的方法 org.springframework.core.Ordered

getOrder

方法详细资料

supportsEventType

boolean supportsEventType(org.springframework.core.ResolvableType eventType)

Determine whether this listener actually supports the given event type.

参数:

eventType - the event type (never null)

supportsSourceType

boolean supportsSourceType(@Nullable
                           Class<?> sourceType)

Determine whether this listener actually supports the given source type.

参数:

sourceType - the source type, or null if no source