bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/sdnc/tasks/SDNCRequestTasks.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 - 2018 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.so.bpmn.infrastructure.sdnc.tasks;
  22
  23 import org.camunda.bpm.engine.delegate.DelegateExecution;
  24 import org.onap.so.client.exception.BadResponseException;
  25 import org.onap.so.client.exception.ExceptionBuilder;
  26 import org.onap.so.client.exception.MapperException;
  27 import org.onap.so.client.sdnc.SDNCClient;
  28 import org.onap.so.client.sdnc.beans.SDNCRequest;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31 import org.springframework.beans.factory.annotation.Autowired;
  32 import org.springframework.stereotype.Component;
  33
  34 import com.jayway.jsonpath.JsonPath;
  35 import com.jayway.jsonpath.PathNotFoundException;
  36
  37 @Component
  38 public class SDNCRequestTasks {
  39
  40         private static final Logger logger = LoggerFactory.getLogger(SDNCRequestTasks.class);
  41
  42         private static final String SDNC_REQUEST = "SDNCRequest";
  43         private static final String MESSAGE = "_MESSAGE";
  44         private static final String CORRELATOR = "_CORRELATOR";
  45         protected static final String IS_CALLBACK_COMPLETED = "isCallbackCompleted";
  46
  47         @Autowired
  48         private ExceptionBuilder exceptionBuilder;
  49
  50         @Autowired
  51         private SDNCClient sdncClient;
  52
  53         public void createCorrelationVariables (DelegateExecution execution) {
  54                 SDNCRequest request = (SDNCRequest)execution.getVariable(SDNC_REQUEST);
  55                 execution.setVariable(request.getCorrelationName()+CORRELATOR, request.getCorrelationValue());
  56                 execution.setVariable("sdncTimeout", request.getTimeOut());
  57         }
  58
  59         public void callSDNC (DelegateExecution execution) {
  60                 SDNCRequest request = (SDNCRequest)execution.getVariable(SDNC_REQUEST);
  61                 try {
  62                         String response = sdncClient.post(request.getSDNCPayload(),request.getTopology());
  63                         String finalMessageIndicator = JsonPath.read(response, "$.output.ack-final-indicator");
  64                         execution.setVariable("isSDNCCompleted", convertIndicatorToBoolean(finalMessageIndicator));
  65                 } catch(PathNotFoundException e) {
  66                         logger.error("Error Parsing SDNC Response", e);
  67                         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000,"Error Parsing SDNC Response");
  68                 } catch (MapperException e) {
  69                         logger.error("Error Parsing SDNC Response", e);
  70                         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000,"Error Parsing SDNC Response");
  71                 } catch (BadResponseException e) {
  72                         logger.error("Error Reading SDNC Response", e);
  73                         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, "Error Reading SDNC Response");
  74                 }
  75         }
  76
  77         public void processCallback (DelegateExecution execution) {
  78                 try {
  79                         SDNCRequest request = (SDNCRequest)execution.getVariable(SDNC_REQUEST);
  80                         String asyncRequest = (String) execution.getVariable(request.getCorrelationName()+MESSAGE);
  81                         String finalMessageIndicator = JsonPath.read(asyncRequest, "$.input.ack-final-indicator");
  82                         boolean isCallbackCompleted = convertIndicatorToBoolean(finalMessageIndicator);
  83                         execution.setVariable(IS_CALLBACK_COMPLETED, isCallbackCompleted);
  84                 } catch (Exception e) {
  85                         logger.error("Error procesing SDNC callback", e);
  86                         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, "Error procesing SDNC callback");
  87                 }
  88         }
  89
  90         public void handleTimeOutException (DelegateExecution execution) {
  91                 exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, "Error timed out waiting on SDNC Async-Response");
  92         }
  93
  94         public void handleSyncError (DelegateExecution execution) {
  95                 String msg = (String) execution.getVariable("SDNCSyncError");
  96                 exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, msg);
  97         }
  98
  99         protected boolean convertIndicatorToBoolean(String finalMessageIndicator) {
 100                 return "Y".equals(finalMessageIndicator);
 101         }
 102
 103 }