org.springframework.context

Class PayloadApplicationEvent<T>

java.lang.Object

java.util.EventObject

org.springframework.context.ApplicationEvent

org.springframework.context.PayloadApplicationEvent<T>

Type Parameters:

T - the payload type of the event

All Implemented Interfaces:

Serializable, ResolvableTypeProvider

public class PayloadApplicationEvent<T>
extends ApplicationEvent
implements ResolvableTypeProvider

An ApplicationEvent that carries an arbitrary payload.

Since:

4.2

Author:

Stephane Nicoll, Juergen Hoeller

See Also:

ApplicationEventPublisher.publishEvent(Object), ApplicationListener.forPayload(Consumer), Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor and Description
PayloadApplicationEvent(Object source, T payload) Create a new PayloadApplicationEvent.

Method Summary

Modifier and Type	Method and Description
T	getPayload() Return the payload of the event.
ResolvableType	getResolvableType() Return the ResolvableType describing this instance (or null if some sort of default should be applied instead).

Methods inherited from class org.springframework.context.ApplicationEvent

getTimestamp

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

PayloadApplicationEvent

public PayloadApplicationEvent(Object source,
                               T payload)

Create a new PayloadApplicationEvent.

Parameters:

source - the object on which the event initially occurred (never null)

payload - the payload object (never null)

Method Detail

getResolvableType

public ResolvableType getResolvableType()

Description copied from interface: ResolvableTypeProvider

Return the ResolvableType describing this instance (or null if some sort of default should be applied instead).

Specified by:

getResolvableType in interface ResolvableTypeProvider

getPayload

public T getPayload()

Return the payload of the event.