Package org.fudgemsg.mapping

Examples of org.fudgemsg.mapping.FudgeSerializer

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  //-------------------------------------------------------------------------
  @GET
  @Path("functionsByUniqueId")
  public Response getFunctionsByUniqueId() {
    final Collection<FunctionDefinition> allFunctions = getFunctionRepository().getAllFunctions();
    final FudgeSerializer serializer = new FudgeSerializer(OpenGammaFudgeContext.getInstance());
    final MutableFudgeMsg msg = serializer.newMessage();
    for (FunctionDefinition function : allFunctions) {
      final MutableFudgeMsg submsg = serializer.newMessage();
      submsg.add("shortName", function.getShortName());
      serializer.addToMessageWithClassHeaders(submsg, "defaultParameters", null, function.getDefaultParameters(), FunctionParameters.class);
      msg.add(function.getUniqueId(), submsg);
    }
    return responseOk(new FudgeMsgEnvelope(msg));
  }
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  @GET
  @Path("functionsByShortName")
  public Response getFunctionsByShortName() {
    final Collection<FunctionDefinition> allFunctions = getFunctionRepository().getAllFunctions();
    final FudgeSerializer serializer = new FudgeSerializer(OpenGammaFudgeContext.getInstance());
    final MutableFudgeMsg msg = serializer.newMessage();
    for (FunctionDefinition function : allFunctions) {
      final MutableFudgeMsg submsg = serializer.newMessage();
      submsg.add("uniqueId", function.getUniqueId());
      serializer.addToMessageWithClassHeaders(submsg, "defaultParameters", null, function.getDefaultParameters(), FunctionParameters.class);
      msg.add(function.getShortName(), submsg);
    }
    return responseOk(new FudgeMsgEnvelope(msg));
  }
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  public LiveDataSpecification resolve(
      LiveDataSpecification spec) {
   
    s_logger.info("Sending message to resolve ", spec);
    ResolveRequest resolveRequest = new ResolveRequest(spec);
    FudgeMsg requestMessage = resolveRequest.toFudgeMsg(new FudgeSerializer(_fudgeContext));
    final AtomicBoolean responseReceived = new AtomicBoolean(false);
    final AtomicReference<LiveDataSpecification> resolved = new AtomicReference<LiveDataSpecification>();
    _requestSender.sendRequest(requestMessage, new FudgeMessageReceiver() {
     
      @Override
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      }
    }
   
    // Build request message
    LiveDataSubscriptionRequest subReqMessage = new LiveDataSubscriptionRequest(user, type, specs);
    FudgeMsg requestMessage = subReqMessage.toFudgeMsg(new FudgeSerializer(getFudgeContext()));
   
    // Build response receiver
    FudgeMessageReceiver responseReceiver;
    if (type == SubscriptionType.SNAPSHOT) {
      responseReceiver = new SnapshotResponseReceiver(subHandles);
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    _mongoCollection = _mongoConnector.getDBCollection(PERSISTENT_SUBSCRIPTION);
  }

  @Override
  protected void readFromStorage() {
    FudgeSerializer serializer = new FudgeSerializer(OpenGammaFudgeContext.getInstance());
    FudgeDeserializer deserializer = new FudgeDeserializer(OpenGammaFudgeContext.getInstance());
    DBCursor cursor = _mongoCollection.find();
    while (cursor.hasNext()) {
      DBObject mainObject = cursor.next();
      DBObject fieldData = (DBObject) mainObject.get("fieldData");
      MutableFudgeMsg msg = serializer.objectToFudgeMsg(fieldData);
      LiveDataSpecification spec = LiveDataSpecificationFudgeBuilder.fromFudgeMsg(deserializer, msg);
      addPersistentSubscription(new PersistentSubscription(spec));
    }
  }
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  }

  @Override
  public void saveToStorage(Set<PersistentSubscription> newState) {
    clean();
    FudgeSerializer serializer = new FudgeSerializer(OpenGammaFudgeContext.getInstance());
    FudgeDeserializer deserializer = new FudgeDeserializer(OpenGammaFudgeContext.getInstance());
    List<DBObject> objects = new ArrayList<DBObject>();
    for (PersistentSubscription sub : newState) {
      FudgeMsg msg = LiveDataSpecificationFudgeBuilder.toFudgeMsg(serializer, sub.getFullyQualifiedSpec());
      DBObject fieldData = deserializer.fudgeMsgToObject(DBObject.class, msg);
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      FudgeMsg requestFudgeMsg = requestEnvelope.getMessage();
      LiveDataSubscriptionRequest subscriptionRequest = LiveDataSubscriptionRequest.fromFudgeMsg(deserializer, requestFudgeMsg);
      s_logger.debug("Received subscription request {}", subscriptionRequest);
      LiveDataSubscriptionResponseMsg subscriptionResponse = getLiveDataServer().subscriptionRequestMade(subscriptionRequest);
      s_logger.debug("Sending subscription response {}", subscriptionResponse);
      FudgeMsg responseFudgeMsg = subscriptionResponse.toFudgeMsg(new FudgeSerializer(deserializer.getFudgeContext()));
      return responseFudgeMsg;
    } catch (RuntimeException e) {
      s_logger.error("Unexpected exception when processing subscription request", e);
      throw e;     
    }
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  // LiveDataHeartbeat

  @Override
  public Collection<LiveDataSpecification> heartbeat(final Collection<LiveDataSpecification> activeSubscriptions) {
    Heartbeat heartbeat = new Heartbeat(activeSubscriptions);
    FudgeMsg heartbeatMsg = heartbeat.toFudgeMsg(new FudgeSerializer(getMessageSender().getFudgeContext()));
    getMessageSender().send(heartbeatMsg);
    return null;
  }
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          subRequest.setCorrelationId(correlationId);
          subRequest.setNormalizationScheme(handle.getRequestedSpecification().getNormalizationRuleSetId());
          // REVIEW kirk 2012-08-15 -- The next line is SOOOOO UGLLYYYYY!!!!!
          subRequest.setSubscriptionId(handle.getRequestedSpecification().getIdentifiers().getExternalIds().iterator().next());
          _activeSubscriptionRequests.put(correlationId, handle);
          _messageSender.send(CogdaLiveDataSubscriptionRequestBuilder.buildMessageStatic(new FudgeSerializer(getFudgeContext()), subRequest));
          // Same thing in Cogda.
          break;
        case SNAPSHOT:
          CogdaLiveDataSnapshotRequestMessage snapshotRequest = new CogdaLiveDataSnapshotRequestMessage();
          snapshotRequest.setCorrelationId(correlationId);
          snapshotRequest.setNormalizationScheme(handle.getRequestedSpecification().getNormalizationRuleSetId());
          // REVIEW kirk 2012-08-15 -- The next line is SOOOOO UGLLYYYYY!!!!!
          snapshotRequest.setSubscriptionId(handle.getRequestedSpecification().getIdentifiers().getExternalIds().iterator().next());
          _activeSubscriptionRequests.put(correlationId, handle);
          _messageSender.send(CogdaLiveDataSnapshotRequestBuilder.buildMessageStatic(new FudgeSerializer(getFudgeContext()), snapshotRequest));
          break;
      }
    }
  }
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  protected void cancelPublication(LiveDataSpecification fullyQualifiedSpecification) {
    CogdaLiveDataUnsubscribeMessage message = new CogdaLiveDataUnsubscribeMessage();
    message.setCorrelationId(_nextRequestId.getAndIncrement());
    message.setNormalizationScheme(fullyQualifiedSpecification.getNormalizationRuleSetId());
    message.setSubscriptionId(fullyQualifiedSpecification.getIdentifiers().iterator().next());
    _messageSender.send(CogdaLiveDataUnsubscribeBuilder.buildMessageStatic(new FudgeSerializer(getFudgeContext()), message));
  }
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