gerrit.onap Code Review - ccsdk/cds.git/blob

   1 /*\r
   2  *  Copyright © 2017-2018 AT&T Intellectual Property.\r
   3  *  Modifications Copyright © 2018 IBM.\r
   4  *\r
   5  *  Licensed under the Apache License, Version 2.0 (the "License");\r
   6  *  you may not use this file except in compliance with the License.\r
   7  *  You may obtain a copy of the License at\r
   8  *\r
   9  *      http://www.apache.org/licenses/LICENSE-2.0\r
  10  *\r
  11  *  Unless required by applicable law or agreed to in writing, software\r
  12  *  distributed under the License is distributed on an "AS IS" BASIS,\r
  13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  14  *  See the License for the specific language governing permissions and\r
  15  *  limitations under the License.\r
  16  */\r
  17 \r
  18 package org.onap.ccsdk.apps.blueprintsprocessor.services.resolution\r
  19 \r
  20 import org.onap.ccsdk.apps.blueprintsprocessor.core.api.data.ResourceResolutionInput\r
  21 import org.onap.ccsdk.apps.blueprintsprocessor.core.api.data.ResourceResolutionOutput\r
  22 import org.onap.ccsdk.apps.blueprintsprocessor.core.api.data.Status\r
  23 import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintProcessorException\r
  24 import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment\r
  25 import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignmentProcessor\r
  26 import org.onap.ccsdk.apps.controllerblueprints.resource.dict.utils.BulkResourceSequencingUtils\r
  27 import org.springframework.beans.factory.annotation.Autowired\r
  28 import org.springframework.context.ApplicationContext\r
  29 import org.springframework.stereotype.Service\r
  30 \r
  31 /**\r
  32  * ResourceResolutionService\r
  33  * @author Brinda Santh\r
  34  * 8/14/2018\r
  35  */\r
  36 \r
  37 @Service\r
  38 class ResourceResolutionService {\r
  39 \r
  40 \r
  41     @Autowired\r
  42     private lateinit var applicationContext: ApplicationContext\r
  43 \r
  44     fun resolveResource(resourceResolutionInput: ResourceResolutionInput): ResourceResolutionOutput {\r
  45         val resourceResolutionOutput = ResourceResolutionOutput()\r
  46         resourceResolutionOutput.actionIdentifiers = resourceResolutionInput.actionIdentifiers\r
  47         resourceResolutionOutput.commonHeader = resourceResolutionInput.commonHeader\r
  48         resourceResolutionOutput.resourceAssignments = resourceResolutionInput.resourceAssignments\r
  49 \r
  50         process(resourceResolutionOutput.resourceAssignments)\r
  51 \r
  52         val status = Status()\r
  53         status.code = 200\r
  54         status.message = "Success"\r
  55         resourceResolutionOutput.status = status\r
  56 \r
  57         return resourceResolutionOutput\r
  58     }\r
  59 \r
  60     fun registeredResourceSources(): List<String> {\r
  61         return applicationContext.getBeanNamesForType(ResourceAssignmentProcessor::class.java)\r
  62                 .filter { it.startsWith(ResourceResolutionConstants.PREFIX_RESOURCE_ASSIGNMENT_PROCESSOR) }\r
  63                 .map { it.substringAfter(ResourceResolutionConstants.PREFIX_RESOURCE_ASSIGNMENT_PROCESSOR) }\r
  64     }\r
  65 \r
  66     fun process(resourceAssignments: MutableList<ResourceAssignment>) {\r
  67 \r
  68         val bulkSequenced = BulkResourceSequencingUtils.process(resourceAssignments)\r
  69 \r
  70         bulkSequenced.map { batchResourceAssignments ->\r
  71             batchResourceAssignments.filter { it.name != "*" && it.name != "start" }\r
  72                     .map { resourceAssignment ->\r
  73                         val dictionarySource = resourceAssignment.dictionarySource\r
  74                         val processorInstanceName = ResourceResolutionConstants.PREFIX_RESOURCE_ASSIGNMENT_PROCESSOR.plus(dictionarySource)\r
  75 \r
  76                         val resourceAssignmentProcessor = applicationContext.getBean(processorInstanceName) as? ResourceAssignmentProcessor\r
  77                                 ?: throw BluePrintProcessorException("failed to get resource processor for instance name($processorInstanceName) " +\r
  78                                         "for resource assignment(${resourceAssignment.name})")\r
  79                         try {\r
  80                             // Invoke Apply Method\r
  81                             resourceAssignmentProcessor.apply(resourceAssignment)\r
  82                         } catch (e: RuntimeException) {\r
  83                             resourceAssignmentProcessor.recover(e, resourceAssignment)\r
  84                             throw BluePrintProcessorException(e)\r
  85                         }\r
  86                     }\r
  87         }\r
  88     }\r
  89 }\r