bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/flowspecific/tasks/ControllerExecution.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2019  Tech Mahindra
   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.flowspecific.tasks;
  22
  23 import java.util.Optional;
  24 import org.onap.so.bpmn.common.BuildingBlockExecution;
  25 import org.onap.so.bpmn.servicedecomposition.bbobjects.GenericVnf;
  26 import org.onap.so.bpmn.servicedecomposition.entities.BuildingBlock;
  27 import org.onap.so.bpmn.servicedecomposition.entities.ExecuteBuildingBlock;
  28 import org.onap.so.bpmn.servicedecomposition.entities.ResourceKey;
  29 import org.onap.so.bpmn.servicedecomposition.tasks.ExtractPojosForBB;
  30 import org.onap.so.client.exception.ExceptionBuilder;
  31 import org.onap.so.db.catalog.beans.BBNameSelectionReference;
  32 import org.onap.so.db.catalog.beans.VnfResourceCustomization;
  33 import org.onap.so.db.catalog.client.CatalogDbClient;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36 import org.springframework.beans.factory.annotation.Autowired;
  37 import org.springframework.stereotype.Component;
  38
  39 @Component
  40 public class ControllerExecution {
  41     private static final Logger logger = LoggerFactory.getLogger(ControllerExecution.class);
  42     private static final String CONTROLLER_ACTOR = "controllerActor";
  43     private static final String BUILDING_BLOCK = "buildingBlock";
  44     private static final String SCOPE = "scope";
  45     private static final String ACTION = "action";
  46     private static final String BBNAME = "bbName";
  47     @Autowired
  48     private ExceptionBuilder exceptionUtil;
  49     @Autowired
  50     private CatalogDbClient catalogDbClient;
  51     @Autowired
  52     private ExtractPojosForBB extractPojosForBB;
  53
  54     /**
  55      * Setting Controller Actor, Scope and Action Variables in BuildingBlockExecution object
  56      *
  57      * @param execution - BuildingBlockExecution object
  58      */
  59     public void setControllerActorScopeAction(BuildingBlockExecution execution) {
  60         try {
  61             GenericVnf genericVnf = extractPojosForBB.extractByKey(execution, ResourceKey.GENERIC_VNF_ID);
  62             String modleUuid = genericVnf.getModelInfoGenericVnf().getModelCustomizationUuid();
  63             VnfResourceCustomization vnfResourceCustomization =
  64                     catalogDbClient.getVnfResourceCustomizationByModelCustomizationUUID(modleUuid);
  65
  66             // Fetching Controller Actor at VNF level if null then Controller Actor is set as "APPC"
  67             String controllerActor = Optional.ofNullable(vnfResourceCustomization.getControllerActor()).orElse("APPC");
  68             ExecuteBuildingBlock executeBuildingBlock = execution.getVariable(BUILDING_BLOCK);
  69             BuildingBlock buildingBlock = executeBuildingBlock.getBuildingBlock();
  70             String scope = Optional.ofNullable(buildingBlock.getBpmnScope()).orElseThrow(
  71                     () -> new NullPointerException("BPMN Scope is NULL in the orchestration_flow_reference table "));
  72             String action = Optional.ofNullable(buildingBlock.getBpmnAction()).orElseThrow(
  73                     () -> new NullPointerException("BPMN Action is NULL in the orchestration_flow_reference table "));
  74             execution.setVariable(SCOPE, scope);
  75             execution.setVariable(ACTION, action);
  76             execution.setVariable(CONTROLLER_ACTOR, controllerActor);
  77             logger.debug("Executing Controller Execution for ControllerActor: {}, Scope: {} , Action: {}",
  78                     controllerActor, scope, action);
  79
  80         } catch (Exception ex) {
  81             logger.error("An exception occurred while fetching Controller Actor,Scope and Action ", ex);
  82             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, ex);
  83         }
  84     }
  85
  86     /**
  87      * Selecting bbName from BBNameSelectionReference and setting the value in a variable of BuildingBlockExecution
  88      *
  89      * @param execution - BuildingBlockExecution object
  90      */
  91     public void selectBB(BuildingBlockExecution execution) {
  92         try {
  93
  94             String controllerActor = execution.getVariable(CONTROLLER_ACTOR);
  95             String action = Optional.of((String) execution.getVariable(ACTION)).get();
  96             String scope = Optional.of((String) execution.getVariable(SCOPE)).get();
  97             BBNameSelectionReference bbNameSelectionReference =
  98                     catalogDbClient.getBBNameSelectionReference(controllerActor, scope, action);
  99             String bbName = bbNameSelectionReference.getBbName();
 100             execution.setVariable(BBNAME, bbName);
 101             logger.debug(" Executing {} BPMN", bbName);
 102         } catch (Exception ex) {
 103             logger.error("An exception occurred while getting bbname from catalogdb ", ex);
 104             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, ex);
 105
 106         }
 107
 108     }
 109 }