org.axonframework.messaging.annotation

Annotation Type MessageHandler

@Documented
 @Retention(value=RUNTIME)
 @Target(value={ANNOTATION_TYPE,CONSTRUCTOR,METHOD})
 @HasHandlerAttributes
public @interface MessageHandler

Annotation indicating that a member method should be able to respond to Messages.

It is not recommended to put this annotation on methods or constructors directly. Instead, put this annotation on another annotation that expresses the type of message handled.

Since:

3.0

Author:

Allard Buijze

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
Class<? extends Message>	messageType Specifies the type of message that can be handled by the member method.
Class<?>	payloadType Specifies the type of message payload that can be handled by the member method.

Element Detail

messageType

public abstract Class<? extends Message> messageType

Specifies the type of message that can be handled by the member method. Defaults to any Message.

Default:

org.axonframework.messaging.Message.class

payloadType

public abstract Class<?> payloadType

Specifies the type of message payload that can be handled by the member method. The payload of the message should be assignable to this type. Defaults to any Object.

Default:

java.lang.Object.class