| /*********************************************************************************************************************** |
| * Copyright (c) 2008, 2012 Attensity Europe GmbH and brox IT Solutions GmbH. All rights reserved. This program and the |
| * accompanying materials are made available under the terms of the Eclipse Public License v1.0 which accompanies this |
| * distribution, and is available at http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: Juergen Schumacher (Attensity Europe GmbH) - implementation |
| **********************************************************************************************************************/ |
| package org.eclipse.smila.processing.bpel; |
| |
| import org.eclipse.smila.blackboard.Blackboard; |
| import org.eclipse.smila.processing.ProcessingException; |
| import org.eclipse.smila.processing.bpel.util.MessageHelper; |
| |
| /** |
| * service interface for the RequestTable service that keeps blackboard and pipelet exceptions during workflow |
| * execution. |
| */ |
| public interface RequestTable { |
| |
| /** generate new request id and store blackboard. */ |
| String initRequest(final Blackboard blackboard); |
| |
| /** |
| * get blackboard service for request. |
| * |
| * @param id |
| * request ID |
| * @return blackboard service. |
| * @throws ProcessingException |
| * no blackboard associated with id |
| */ |
| Blackboard getBlackboard(final String id) throws ProcessingException; |
| |
| /** get exception thrown by a pipelet in this pipeline. */ |
| Exception getPipeletException(final String requestId); |
| |
| /** |
| * store a pipelet exception for better error reporting if the engine finally fails. |
| * |
| * @param requestId |
| * id of request |
| * @param ex |
| * exception thrown during pipelet execution. |
| */ |
| void setPipeletException(final String requestId, final Exception ex); |
| |
| /** release blackboard and caught exception. */ |
| void cleanupRequest(final String requestId); |
| |
| /** get message helper. */ |
| MessageHelper getMessageHelper(); |
| |
| } |
