ms/blueprintsprocessor/modules/services/workflow-service/src/main/kotlin/org/onap/cds/blueprintsprocessor/services/workflow/BluePrintWorkflowExecutionServiceImpl.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.blueprintsprocessor.services.workflow
  18
  19 import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.ExecutionServiceInput
  20 import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.ExecutionServiceOutput
  21 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintConstants
  22 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
  23 import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintWorkflowExecutionService
  24 import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
  25 import org.slf4j.LoggerFactory
  26 import org.springframework.stereotype.Service
  27
  28 @Service("bluePrintWorkflowExecutionService")
  29 open class BluePrintWorkflowExecutionServiceImpl(
  30         private val componentWorkflowExecutionService: ComponentWorkflowExecutionService,
  31         private val dgWorkflowExecutionService: DGWorkflowExecutionService
  32 ) : BluePrintWorkflowExecutionService<ExecutionServiceInput, ExecutionServiceOutput> {
  33
  34     private val log = LoggerFactory.getLogger(BluePrintWorkflowExecutionServiceImpl::class.java)!!
  35
  36     override suspend fun executeBluePrintWorkflow(bluePrintRuntimeService: BluePrintRuntimeService<*>,
  37                                                   executionServiceInput: ExecutionServiceInput,
  38                                                   properties: MutableMap<String, Any>): ExecutionServiceOutput {
  39
  40         val bluePrintContext = bluePrintRuntimeService.bluePrintContext()
  41
  42         val workflowName = executionServiceInput.actionIdentifiers.actionName
  43
  44         // Get the DG Node Template
  45         val nodeTemplateName = bluePrintContext.workflowFirstStepNodeTemplate(workflowName)
  46
  47         val derivedFrom = bluePrintContext.nodeTemplateNodeType(nodeTemplateName).derivedFrom
  48
  49         log.info("Executing workflow($workflowName) NodeTemplate($nodeTemplateName), derived from($derivedFrom)")
  50
  51         val executionServiceOutput: ExecutionServiceOutput = when {
  52             derivedFrom.startsWith(BluePrintConstants.MODEL_TYPE_NODE_COMPONENT, true) -> {
  53                 componentWorkflowExecutionService
  54                         .executeBluePrintWorkflow(bluePrintRuntimeService, executionServiceInput, properties)
  55             }
  56             derivedFrom.startsWith(BluePrintConstants.MODEL_TYPE_NODE_DG, true) -> {
  57                 dgWorkflowExecutionService
  58                         .executeBluePrintWorkflow(bluePrintRuntimeService, executionServiceInput, properties)
  59             }
  60             else -> {
  61                 throw BluePrintProcessorException("couldn't execute workflow($workflowName) step mapped " +
  62                         "to node template($nodeTemplateName) derived from($derivedFrom)")
  63             }
  64         }
  65
  66         executionServiceOutput.commonHeader = executionServiceInput.commonHeader
  67         executionServiceOutput.actionIdentifiers = executionServiceInput.actionIdentifiers
  68         // TODO("Populate Response Payload and status")
  69         return executionServiceOutput
  70     }
  71
  72 }