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Java Enterprise Edition (EE)

MessageDrivenBean


javax.ejb
Interface MessageDrivenBean

All Superinterfaces:
EnterpriseBean, java.io.Serializable
public interface MessageDrivenBean
extends EnterpriseBean

The MessageDrivenBean interface is implemented by every message-driven enterprise Bean class. The container uses the MessageDrivenBean methods to notify the enterprise Bean instances of the instance's life cycle events.

Method Summary
 void ejbRemove()
          A container invokes this method before it ends the life of the message-driven object.
 void setMessageDrivenContext(MessageDrivenContext ctx)
          Set the associated message-driven context.
 

Method Detail

setMessageDrivenContext

void setMessageDrivenContext(MessageDrivenContext ctx)
                             throws EJBException
Set the associated message-driven context. The container calls this method after the instance creation.

The enterprise Bean instance should store the reference to the context object in an instance variable.

This method is called with no transaction context.

Parameters:
ctx - A MessageDrivenContext interface for the instance.
Throws:
EJBException - Thrown by the method to indicate a failure caused by a system-level error.

ejbRemove

void ejbRemove()
               throws EJBException
A container invokes this method before it ends the life of the message-driven object. This happens when a container decides to terminate the message-driven object.

This method is called with no transaction context.

Throws:
EJBException - Thrown by the method to indicate a failure caused by a system-level error.


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