org.eclipse.smila.processing.bpel.internal
Class RequestTableImpl

java.lang.Object
  org.eclipse.smila.processing.bpel.internal.RequestTableImpl

All Implemented Interfaces:

RequestTable

public class RequestTableImpl
extends java.lang.Object
implements RequestTable

associates request IDs to blackboards and exceptions. provides MessageHelper.

Constructor Summary

RequestTableImpl()

Method Summary

protected void	activate()
void	cleanupRequest(java.lang.String requestId) release blackboard and caught exception.
Blackboard	getBlackboard(java.lang.String id) get blackboard service for request.
MessageHelper	getMessageHelper() get message helper.
java.lang.Exception	getPipeletException(java.lang.String requestId) get exception thrown by a pipelet in this pipeline.
java.lang.String	initRequest(Blackboard blackboard) generate new request id and store blackboard.
void	setPipeletException(java.lang.String requestId, java.lang.Exception ex) store a pipelet exception for better error reporting if the engine finally fails.

Methods inherited from class java.lang.Object

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

Constructor Detail

RequestTableImpl

public RequestTableImpl()

Method Detail

activate

protected void activate()

initRequest

public java.lang.String initRequest(Blackboard blackboard)

Description copied from interface: RequestTable

generate new request id and store blackboard.

Specified by:

initRequest in interface RequestTable

getBlackboard

public Blackboard getBlackboard(java.lang.String id)
                         throws ProcessingException

Description copied from interface: RequestTable

get blackboard service for request.

Specified by:

getBlackboard in interface RequestTable

Parameters:

id - request ID

Returns:

blackboard service.

Throws:

ProcessingException - no blackboard associated with id

getPipeletException

public java.lang.Exception getPipeletException(java.lang.String requestId)

Description copied from interface: RequestTable

get exception thrown by a pipelet in this pipeline.

Specified by:

getPipeletException in interface RequestTable

setPipeletException

public void setPipeletException(java.lang.String requestId,
                                java.lang.Exception ex)

Description copied from interface: RequestTable

store a pipelet exception for better error reporting if the engine finally fails.

Specified by:

setPipeletException in interface RequestTable

Parameters:

requestId - id of request

ex - exception thrown during pipelet execution.

cleanupRequest

public void cleanupRequest(java.lang.String requestId)

Description copied from interface: RequestTable

release blackboard and caught exception.

Specified by:

cleanupRequest in interface RequestTable

getMessageHelper

public MessageHelper getMessageHelper()

Description copied from interface: RequestTable

get message helper.

Specified by:

getMessageHelper in interface RequestTable