ms/blueprintsprocessor/modules/blueprints/blueprint-core/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/core/utils/WorkflowGraphUtils.kt

   1 /*
   2  *  Copyright © 2019 IBM.
   3  *
   4  *  Licensed under the Apache License, Version 2.0 (the "License");
   5  *  you may not use this file except in compliance with the License.
   6  *  You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  *  Unless required by applicable law or agreed to in writing, software
  11  *  distributed under the License is distributed on an "AS IS" BASIS,
  12  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  *  See the License for the specific language governing permissions and
  14  *  limitations under the License.
  15  */
  16
  17 package org.onap.ccsdk.cds.controllerblueprints.core.utils
  18
  19 import org.onap.ccsdk.cds.controllerblueprints.core.BlueprintConstants
  20 import org.onap.ccsdk.cds.controllerblueprints.core.data.EdgeLabel
  21 import org.onap.ccsdk.cds.controllerblueprints.core.data.Graph
  22 import org.onap.ccsdk.cds.controllerblueprints.core.data.Workflow
  23 import org.onap.ccsdk.cds.controllerblueprints.core.endNodes
  24 import org.onap.ccsdk.cds.controllerblueprints.core.startNodes
  25
  26 object WorkflowGraphUtils {
  27
  28     fun workFlowToGraph(workflow: Workflow): Graph {
  29         val graph = Graph()
  30         workflow.steps?.forEach { (stepName, step) ->
  31             step.onSuccess?.forEach { successTarget ->
  32                 graph.addEdge(stepName, successTarget, EdgeLabel.SUCCESS)
  33             }
  34             step.onFailure?.forEach { failureTarget ->
  35                 graph.addEdge(stepName, failureTarget, EdgeLabel.FAILURE)
  36             }
  37         }
  38         graph.startNodes().forEach { rootNode ->
  39             graph.addEdge(BlueprintConstants.GRAPH_START_NODE_NAME, rootNode.id, EdgeLabel.SUCCESS)
  40         }
  41         graph.endNodes().forEach { endNode ->
  42             graph.addEdge(endNode.id, BlueprintConstants.GRAPH_END_NODE_NAME, EdgeLabel.SUCCESS)
  43         }
  44         return graph
  45     }
  46 }