Examples of InvokerBeanMgr

org.apache.sandesha2.storage.beanmanagers.InvokerBeanMgr
Used to manage invoker beans. @author Chamikara Jayalath @author Sanka Samaranayaka

Examples of org.apache.sandesha2.storage.beanmanagers.InvokerBeanMgr


        StorageManager storageManager = SandeshaUtil
            .getSandeshaStorageManager(context);
        NextMsgBeanMgr nextMsgMgr = storageManager.getNextMsgBeanMgr();


        InvokerBeanMgr storageMapMgr = storageManager
            .getStorageMapBeanMgr();


        SequencePropertyBeanMgr sequencePropMgr = storageManager
            .getSequencePropretyBeanMgr();


        //Getting the incomingSequenceIdList
        SequencePropertyBean sequencePropertyBean = (SequencePropertyBean) sequencePropMgr
            .retrieve(
                Sandesha2Constants.SequenceProperties.ALL_SEQUENCES,
                Sandesha2Constants.SequenceProperties.INCOMING_SEQUENCE_LIST);
        if (sequencePropertyBean == null)
          continue;


        ArrayList seqPropList = (ArrayList) sequencePropertyBean
            .getValue();
        Iterator seqPropIt = seqPropList.iterator();


        currentIteration: while (seqPropIt.hasNext()) {


          String sequenceId = (String) seqPropIt.next();


          NextMsgBean nextMsgBean = nextMsgMgr.retrieve(sequenceId);
          if (nextMsgBean == null)
            throw new SandeshaException(
                "Next message not set correctly");


          long nextMsgno = nextMsgBean.getNextMsgNoToProcess();
          if (nextMsgno <= 0)
            throw new SandeshaException(
                "Invalid messaage number for the nextMsgNo");


          Iterator stMapIt = storageMapMgr.find(
              new InvokerBean(null, nextMsgno, sequenceId))
              .iterator();


          while (stMapIt.hasNext()) {


            InvokerBean stMapBean = (InvokerBean) stMapIt
                .next();
            String key = stMapBean.getKey();


            MessageContext msgToInvoke = SandeshaUtil
                .getStoredMessageContext(key);


            RMMsgContext rmMsg = MsgInitializer
                .initializeMessage(msgToInvoke);
            Sequence seq = (Sequence) rmMsg
                .getMessagePart(Sandesha2Constants.MessageParts.SEQUENCE);
            long msgNo = seq.getMessageNumber().getMessageNumber();


            try {
              //Invoking the message.
              new AxisEngine(msgToInvoke.getConfigurationContext())
                  .receive(msgToInvoke);


              ServiceContext serviceContext = msgToInvoke
                  .getServiceContext();
              Object debug = null;
              if (serviceContext != null) {
                debug = msgToInvoke
                    .getProperty(Sandesha2ClientAPI.SANDESHA_DEBUG_MODE);
                if (debug != null && "on".equals(debug)) {
                  System.out
                      .println("DEBUG: Invoker invoking a '"
                          + SandeshaUtil
                              .getMessageTypeString(rmMsg
                                  .getMessageType())
                          + "' message.");
                }
              }


              //deleting the message entry.
              storageMapMgr.delete(key);


            } catch (AxisFault e) {
              throw new SandeshaException(e.getMessage());
            }


            //undating the next mst to invoke
            nextMsgno++;
            stMapIt = storageMapMgr
                .find(
                    new InvokerBean(null, nextMsgno,
                        sequenceId)).iterator();


            //terminate (AfterInvocation)

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Examples of org.apache.sandesha2.storage.beanmanagers.InvokerBeanMgr

        StorageManager storageManager = SandeshaUtil
            .getSandeshaStorageManager(context, context
                .getAxisConfiguration());
        RMDBeanMgr rmdBeanMgr = storageManager.getRMDBeanMgr();


        InvokerBeanMgr invokerBeanMgr = storageManager
            .getInvokerBeanMgr();


        SequencePropertyBeanMgr sequencePropMgr = storageManager
            .getSequencePropertyBeanMgr();


        transaction = storageManager.getTransaction();


        // Getting the incomingSequenceIdList
        SequencePropertyBean allSequencesBean = sequencePropMgr
            .retrieve(
                Sandesha2Constants.SequenceProperties.ALL_SEQUENCES,
                Sandesha2Constants.SequenceProperties.INCOMING_SEQUENCE_LIST);


        if (allSequencesBean == null) {
          if (log.isDebugEnabled())
            log.debug("AllSequencesBean not found");
          continue;
        }
        
        // Pick a sequence using a round-robin approach
        ArrayList allSequencesList = SandeshaUtil
            .getArrayListFromString(allSequencesBean.getValue());
        int size = allSequencesList.size();
        if(nextIndex >= size) {
          nextIndex = 0;
          if (size == 0) continue;
        }
        String sequenceId = (String) allSequencesList.get(nextIndex++);
        


        RMDBean rmdBean = rmdBeanMgr.retrieve(sequenceId);
        if (rmdBean == null) {
          String message = "Next message not set correctly. Removing invalid entry.";
          log.debug(message);
  
          allSequencesList.remove(size);
          
          // cleaning the invalid data of the all sequences.
          allSequencesBean.setValue(allSequencesList.toString());
          sequencePropMgr.update(allSequencesBean);
          continue;
        }


        long nextMsgno = rmdBean.getNextMsgNoToProcess();
        if (nextMsgno <= 0) {
          if (log.isDebugEnabled())
            log.debug("Invalid Next Message Number " + nextMsgno);
          String message = SandeshaMessageHelper.getMessage(
              SandeshaMessageKeys.invalidMsgNumber, Long
                  .toString(nextMsgno));
          throw new SandeshaException(message);
        }


        Iterator stMapIt = invokerBeanMgr.find(
            new InvokerBean(null, nextMsgno, sequenceId))
            .iterator();


        
        //TODO correct the locking mechanism to have one lock per sequence.

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Examples of org.apache.sandesha2.storage.beanmanagers.InvokerBeanMgr

    MessageContext msgToInvoke = null;
    
    try {
      
      StorageManager storageManager = SandeshaUtil.getSandeshaStorageManager(configurationContext,configurationContext.getAxisConfiguration());
      InvokerBeanMgr invokerBeanMgr = storageManager.getInvokerBeanMgr();
      RMDBeanMgr rmdBeanMgr = storageManager.getRMDBeanMgr();
      
      //starting a transaction
      transaction = storageManager.getTransaction();
      
      InvokerBean invokerBean = invokerBeanMgr.retrieve(messageContextKey);
      
      String sequenceId = invokerBean.getSequenceID();
      long messageNo = invokerBean.getMsgNo();
      
      msgToInvoke = storageManager.retrieveMessageContext(messageContextKey, configurationContext);
      RMMsgContext rmMsg = MsgInitializer.initializeMessage(msgToInvoke);


      String sequencePropertyKey = SandeshaUtil.getSequencePropertyKey(rmMsg);
      
      //endint the transaction before invocation.
      transaction.commit();
        
      boolean invoked = false;
      
      try {


        // Invocation is not done within a transation. This
        // may get changed when WS-AT is available.
        
        // Invoking the message.
        msgToInvoke.setProperty(Sandesha2Constants.WITHIN_TRANSACTION,
            Sandesha2Constants.VALUE_TRUE);


        boolean postFailureInvocation = false;


        // StorageManagers should st following property to
        // true, to indicate that the message received comes
        // after a failure.
        String postFaulureProperty = (String) msgToInvoke
            .getProperty(Sandesha2Constants.POST_FAILURE_MESSAGE);
        if (postFaulureProperty != null
            && Sandesha2Constants.VALUE_TRUE.equals(postFaulureProperty))
          postFailureInvocation = true;


        AxisEngine engine = new AxisEngine(configurationContext);
        if (postFailureInvocation) {
          makeMessageReadyForReinjection(msgToInvoke);
          if (log.isDebugEnabled())
            log.debug("Receiving message, key=" + messageContextKey + ", msgCtx="
                + msgToInvoke.getEnvelope().getHeader());
          engine.receive(msgToInvoke);
        } else {
          if (log.isDebugEnabled())
            log.debug("Resuming message, key=" + messageContextKey + ", msgCtx="
                + msgToInvoke.getEnvelope().getHeader());
          msgToInvoke.setPaused(false);
          engine.resumeReceive(msgToInvoke);
        }
        
        invoked = true;


      } catch (Exception e) {
        if (log.isErrorEnabled())
          log.error ("Exception :", e);


        handleFault(msgToInvoke, e);


        // throw new SandeshaException(e);
      }
        
      //starting a transaction for the post-invocation work.
      transaction = storageManager.getTransaction();
      
      // Service will be invoked only once. I.e. even if an
      // exception get thrown in invocation
      // the service will not be invoked again.
      invokerBeanMgr.delete(messageContextKey);


      // removing the corresponding message context as well.
      MessageContext msgCtx = storageManager.retrieveMessageContext(messageContextKey, configurationContext);
      if (msgCtx != null) {
        storageManager.removeMessageContext(messageContextKey);

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Examples of org.apache.sandesha2.storage.beanmanagers.InvokerBeanMgr

    if (rmdBean == null) {
      throw new SandeshaException(SandeshaMessageHelper.getMessage(SandeshaMessageKeys.cannotFindSequence,
          sequenceId));
    }


    InvokerBeanMgr invokerBeanMgr = storageManager.getInvokerBeanMgr();


    // inorder invocation is still a global property
    boolean inOrderInvocation = SandeshaUtil.getPropertyBean(
        msgCtx.getConfigurationContext().getAxisConfiguration()).isInOrder();




    //setting properties for the messageContext
    rmMsgCtx.setProperty(Sandesha2Constants.MessageContextProperties.SEQUENCE_ID,sequenceId);
    rmMsgCtx.setProperty(Sandesha2Constants.MessageContextProperties.MESSAGE_NUMBER,new Long (msgNo));
    
    if (inOrderInvocation && !msgNoPresentInList) {


      SequencePropertyBean incomingSequenceListBean = seqPropMgr.retrieve(
          Sandesha2Constants.SequenceProperties.ALL_SEQUENCES,
          Sandesha2Constants.SequenceProperties.INCOMING_SEQUENCE_LIST);


      if (incomingSequenceListBean == null) {
        ArrayList incomingSequenceList = new ArrayList();
        incomingSequenceListBean = new SequencePropertyBean();
        incomingSequenceListBean.setSequencePropertyKey(Sandesha2Constants.SequenceProperties.ALL_SEQUENCES);
        incomingSequenceListBean.setName(Sandesha2Constants.SequenceProperties.INCOMING_SEQUENCE_LIST);
        incomingSequenceListBean.setValue(incomingSequenceList.toString());


        // this get inserted before
        seqPropMgr.insert(incomingSequenceListBean);
      }


      ArrayList incomingSequenceList = SandeshaUtil.getArrayListFromString(incomingSequenceListBean.getValue());


      // Adding current sequence to the incoming sequence List.
      if (!incomingSequenceList.contains(sequenceId)) {
        incomingSequenceList.add(sequenceId);


        // saving the property.
        incomingSequenceListBean.setValue(incomingSequenceList.toString());
        seqPropMgr.update(incomingSequenceListBean);
      }


      // saving the message.
      try {
        storageManager.storeMessageContext(key, rmMsgCtx.getMessageContext());
        invokerBeanMgr.insert(new InvokerBean(key, msgNo, sequenceId));


        // This will avoid performing application processing more
        // than
        // once.
        rmMsgCtx.setProperty(Sandesha2Constants.APPLICATION_PROCESSING_DONE, "true");

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Examples of org.apache.sandesha2.storage.beanmanagers.InvokerBeanMgr

   * @param sequenceID
   * @throws SandeshaException
   */
  public static void cleanReceivingSideAfterInvocation(ConfigurationContext configContext, String sequencePropertyKey ,String sequenceId,
      StorageManager storageManager) throws SandeshaException {
    InvokerBeanMgr invokerBeanMgr = storageManager.getInvokerBeanMgr();


    // removing storageMap entries
    InvokerBean findInvokerBean = new InvokerBean();
    findInvokerBean.setSequenceID(sequenceId);
    findInvokerBean.setInvoked(true);
    Collection collection = invokerBeanMgr.find(findInvokerBean);
    Iterator iterator = collection.iterator();
    while (iterator.hasNext()) {
      InvokerBean storageMapBean = (InvokerBean) iterator.next();
      invokerBeanMgr.delete(storageMapBean.getMessageContextRefKey());


      // removing the respective message context from the message store.
      // If this is an in-only message.
      // In-out message will be deleted when a ack is retrieved for the
      // out message.

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