org.eclipse.smila.processing.bpel
Interface RequestTable

All Known Implementing Classes:

RequestTableImpl

public interface RequestTable

service interface for the RequestTable service that keeps blackboard and pipelet exceptions during workflow execution.

Method Summary

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.

Method Detail

initRequest

java.lang.String initRequest(Blackboard blackboard)

generate new request id and store blackboard.

getBlackboard

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

get blackboard service for request.

Parameters:

id - request ID

Returns:

blackboard service.

Throws:

ProcessingException - no blackboard associated with id

getPipeletException

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

get exception thrown by a pipelet in this pipeline.

setPipeletException

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

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

Parameters:

requestId - id of request

ex - exception thrown during pipelet execution.

cleanupRequest

void cleanupRequest(java.lang.String requestId)

release blackboard and caught exception.

getMessageHelper

MessageHelper getMessageHelper()

get message helper.