boolean processInterceptor( MessageExchangeInterceptor i, MyRoleMessageExchangeImpl mex, InterceptorContext ictx, InterceptorInvoker invoker) { __log.debug(invoker + "--> interceptor " + i); try { invoker.invoke(i, mex, ictx); } catch (FaultMessageExchangeException fme) { __log.debug( "interceptor " + i + " caused invoke on " + this + " to be aborted with FAULT " + fme.getFaultName()); mex.setFault(fme.getFaultName(), fme.getFaultData()); return false; } catch (AbortMessageExchangeException ame) { __log.debug( "interceptor " + i + " cause invoke on " + this + " to be aborted with FAILURE: " + ame.getMessage()); mex.setFailure( MessageExchange.FailureType.ABORTED, __msgs.msgInterceptorAborted(mex.getMessageExchangeId(), i.toString(), ame.getMessage()), null); return false; } return true; }
public void noRoutingMatch(MyRoleMessageExchangeImpl mex, List<RoutingInfo> routings) { if (!mex.isAsynchronous()) { mex.setFailure( MessageExchange.FailureType.NOMATCH, "No process instance matching correlation keys.", null); } else { // enqueue message with the last message route, as per the comments in caller (@see // BpelProcess.invokeProcess()) RoutingInfo routing = (routings != null && routings.size() > 0) ? routings.get(routings.size() - 1) : null; if (routing != null) { if (__log.isDebugEnabled()) { __log.debug( "INPUTMSG: " + routing.correlator.getCorrelatorId() + ": SAVING to DB (no match) "); } // send event CorrelationNoMatchEvent evt = new CorrelationNoMatchEvent( mex.getPortType().getQName(), mex.getOperation().getName(), mex.getMessageExchangeId(), routing.wholeKeySet); evt.setProcessId(_process.getProcessDAO().getProcessId()); evt.setProcessName( new QName(_process.getOProcess().targetNamespace, _process.getOProcess().getName())); _process._debugger.onEvent(evt); mex.setCorrelationStatus(MyRoleMessageExchange.CorrelationStatus.QUEUED); // No match, means we add message exchange to the queue. routing.correlator.enqueueMessage(mex.getDAO(), routing.wholeKeySet); } } }
public List<RoutingInfo> findRoute(MyRoleMessageExchangeImpl mex) { List<RoutingInfo> routingInfos = new ArrayList<RoutingInfo>(); if (__log.isTraceEnabled()) { __log.trace( ObjectPrinter.stringifyMethodEnter( this + ":inputMsgRcvd", new Object[] {"messageExchange", mex})); } Operation operation = getMyRoleOperation(mex.getOperationName()); if (operation == null) { __log.error( __msgs.msgUnknownOperation(mex.getOperationName(), _plinkDef.myRolePortType.getQName())); mex.setFailure(MessageExchange.FailureType.UNKNOWN_OPERATION, mex.getOperationName(), null); return null; } setMexRole(mex); // now, the tricks begin: when a message arrives we have to see if there // is anyone waiting for it. Get the correlator, a persisted communication-reduction // data structure supporting correlation correlationKey matching! String correlatorId = BpelProcess.genCorrelatorId(_plinkDef, operation.getName()); CorrelatorDAO correlator = _process.getProcessDAO().getCorrelator(correlatorId); CorrelationKeySet keySet; // We need to compute the correlation keys (based on the operation // we can infer which correlation keys to compute - this is merely a set // consisting of each correlationKey used in each correlation sets // that is ever referenced in an <receive>/<onMessage> on this // partnerlink/operation. try { keySet = computeCorrelationKeys(mex); } catch (InvalidMessageException ime) { // We'd like to do a graceful exit here, no sense in rolling back due to a // a message format problem. __log.debug("Unable to evaluate correlation keys, invalid message format. ", ime); mex.setFailure(MessageExchange.FailureType.FORMAT_ERROR, ime.getMessage(), null); return null; } String mySessionId = mex.getProperty(MessageExchange.PROPERTY_SEP_MYROLE_SESSIONID); String partnerSessionId = mex.getProperty(MessageExchange.PROPERTY_SEP_PARTNERROLE_SESSIONID); if (__log.isDebugEnabled()) { __log.debug( "INPUTMSG: " + correlatorId + ": MSG RCVD keys=" + keySet + " mySessionId=" + mySessionId + " partnerSessionId=" + partnerSessionId); } // Try to find a route for one of our keys. List<MessageRouteDAO> messageRoutes = correlator.findRoute(keySet); if (messageRoutes != null && messageRoutes.size() > 0) { for (MessageRouteDAO messageRoute : messageRoutes) { if (__log.isDebugEnabled()) { __log.debug( "INPUTMSG: " + correlatorId + ": ckeySet " + messageRoute.getCorrelationKeySet() + " route is to " + messageRoute); } routingInfos.add( new RoutingInfo(messageRoute, messageRoute.getCorrelationKeySet(), correlator, keySet)); } } if (routingInfos.size() == 0) { routingInfos.add(new RoutingInfo(null, null, correlator, keySet)); } return routingInfos; }