public void handleError()

in uimaj-as-jms/src/main/java/org/apache/uima/adapter/jms/client/ClientServiceDelegate.java [102:226]


  public void handleError(Exception e, ErrorContext errorContext) {
    String casReferenceId = null;
    CAS cas = null;
    ClientRequest cachedRequest = null;
    casReferenceId = (String) errorContext.get(AsynchAEMessage.CasReference);

    synchronized(errorMux) {
      if (!clientUimaAsEngine.running) {
        cancelDelegateTimer();
        return;
      }
      
      int command = ((Integer) errorContext.get(AsynchAEMessage.Command)).intValue();
      try {
        if (e instanceof MessageTimeoutException) {
          switch (command) {
            case AsynchAEMessage.Process:
              //casReferenceId = (String) errorContext.get(AsynchAEMessage.CasReference);
              if (casReferenceId != null) {
                cachedRequest = (ClientRequest) clientUimaAsEngine.clientCache.get(casReferenceId);
                if (UIMAFramework.getLogger(CLASS_NAME).isLoggable(Level.WARNING)
                        && getEndpoint() != null) {
                  UIMAFramework.getLogger(CLASS_NAME).logrb(Level.WARNING, getClass().getName(),
                          "handleError", UIMAEE_Constants.JMS_LOG_RESOURCE_BUNDLE,
                          "UIMAJMS_process_timeout_WARNING",
                          new Object[] { getEndpoint().getEndpoint(), clientUimaAsEngine.getBrokerURI(), cachedRequest.getHostIpProcessingCAS() });
                }
                if (cachedRequest != null && cachedRequest.isRemote()) {
                  cas = cachedRequest.getCAS();
                }
                boolean isPingTimeout = false;
                if (errorContext.containsKey(AsynchAEMessage.ErrorCause)) {
                  isPingTimeout = AsynchAEMessage.PingTimeout == (Integer) errorContext
                          .get(AsynchAEMessage.ErrorCause);
                }
                if (isPingTimeout && isAwaitingPingReply()) {
                  //  reset only if the connection is valid
                  if ( clientUimaAsEngine.state != ClientState.RECONNECTING) {
                    resetAwaitingPingReply();
                  }
                  pingTimeout = true;
                  UIMAFramework.getLogger(CLASS_NAME).logrb(Level.WARNING, CLASS_NAME.getName(),
                          "handleError", JmsConstants.JMS_LOG_RESOURCE_BUNDLE,
                          "UIMAJMS_client_ping_timed_out__WARNING", new Object[] { getKey() });
                  clientUimaAsEngine.notifyOnTimout(cas, clientUimaAsEngine.getEndPointName(),
                          BaseUIMAAsynchronousEngineCommon_impl.ProcessTimeout, casReferenceId);
                } else {
                  if (UIMAFramework.getLogger(CLASS_NAME).isLoggable(Level.WARNING)) {
                    UIMAFramework.getLogger(CLASS_NAME).logrb(Level.WARNING, CLASS_NAME.getName(),
                            "handleError", JmsConstants.JMS_LOG_RESOURCE_BUNDLE,
                            "UIMAJMS_client_process_timeout__WARNING", new Object[] { super.getCasProcessTimeout() });
                  }
                  clientUimaAsEngine.notifyOnTimout(cas, clientUimaAsEngine.getEndPointName(),
                          BaseUIMAAsynchronousEngineCommon_impl.ProcessTimeout, casReferenceId);
                }
              }
              clientUimaAsEngine.clientSideJmxStats.incrementProcessTimeoutErrorCount();
              break;

            case AsynchAEMessage.GetMeta:
              if (isAwaitingPingReply()) {
            	  
                if (UIMAFramework.getLogger(CLASS_NAME).isLoggable(Level.WARNING)) {
                UIMAFramework.getLogger(CLASS_NAME).logrb(Level.WARNING, CLASS_NAME.getName(),
                        "handleError", JmsConstants.JMS_LOG_RESOURCE_BUNDLE,
                        "UIMAJMS_client_ping_timed_out__WARNING", new Object[] { clientUimaAsEngine.getEndPointName(),getCasPendingDispatchListSize(),getCasPendingReplyListSize()});
                }
                super.resetAwaitingPingReply();
                
                synchronized( super.pendingDispatchList ) {
                  //  Fail all CASes in the PendingDispatch list
                  Iterator<Delegate.DelegateEntry> it = getDelegateCasesPendingDispatch().iterator();
                  while( clientUimaAsEngine.running && it.hasNext() ) {
                    DelegateEntry de = it.next();
                    cachedRequest = (ClientRequest) (clientUimaAsEngine.getCache()).get(de.getCasReferenceId());
                    if ( cachedRequest != null ) {
                      if (UIMAFramework.getLogger(CLASS_NAME).isLoggable(Level.WARNING)) {
                        UIMAFramework.getLogger(CLASS_NAME).logrb(Level.WARNING, CLASS_NAME.getName(),
                                "handleError", JmsConstants.JMS_LOG_RESOURCE_BUNDLE,
                                "UIMAJMS_client_reject_by_forced_timeout__WARNING", new Object[] { de.getCasReferenceId(), String.valueOf(cachedRequest.getCAS().hashCode())});
                      }
                      //dumpDelayedList();
                      try {
                        clientUimaAsEngine.handleException(new UimaASProcessCasTimeout("Service Not Responding to Ping - CAS:"+de.getCasReferenceId(), new UimaASPingTimeout("Forced Timeout on CAS in PendingDispatch list. The CAS Has Not Been Dispatched since the Service Appears to be Unavailable")), de.getCasReferenceId(), null,cachedRequest, !cachedRequest.isSynchronousInvocation(), false);
                      } catch( Exception ex) {
                        //ex.printStackTrace();
                      }
                    }
                    if ( clientUimaAsEngine.running ) {
                      it.remove();
                    }
                  }
                }
              } else {
                  if (UIMAFramework.getLogger(CLASS_NAME).isLoggable(Level.WARNING)) {
                      UIMAFramework.getLogger(CLASS_NAME).logrb(Level.WARNING, CLASS_NAME.getName(),
                              "handleError", JmsConstants.JMS_LOG_RESOURCE_BUNDLE,
                              "UIMAJMS_meta_timeout_WARNING", new Object[] { getKey() });
                    }
                // Notifies Listeners and removes ClientRequest instance from the client cache
                clientUimaAsEngine.notifyOnTimout(cas, clientUimaAsEngine.getEndPointName(),
                        BaseUIMAAsynchronousEngineCommon_impl.MetadataTimeout, casReferenceId);
                clientUimaAsEngine.clientSideJmxStats.incrementMetaTimeoutErrorCount();
              }
              break;

            case AsynchAEMessage.CollectionProcessComplete:

              break;
          }
        }
      } catch (Exception ex) {
        if (UIMAFramework.getLogger(CLASS_NAME).isLoggable(Level.WARNING)) {
          UIMAFramework.getLogger(CLASS_NAME).logrb(Level.WARNING, getClass().getName(),
                  "handleError", UIMAEE_Constants.JMS_LOG_RESOURCE_BUNDLE,
                  "UIMAEE_exception__WARNING", ex);
        }
      }
      // Dont release the CAS if synchronous API was used
      if (cas != null && !cachedRequest.isSynchronousInvocation()) {
        cas.release();
      }

    }
  }