blueprints-processor/plugin/assignment-provider/src/main/java/org/onap/ccsdk/features/assignment/service/ResourceModelService.java

   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.features.assignment.service;\r
  19 \r
  20 import java.util.HashMap;\r
  21 import java.util.List;\r
  22 import java.util.Map;\r
  23 import org.apache.commons.collections.CollectionUtils;\r
  24 import org.apache.commons.lang3.StringUtils;\r
  25 import org.onap.ccsdk.features.model.data.ResourceAssignment;\r
  26 import org.onap.ccsdk.features.model.service.ConfigModelService;\r
  27 import org.onap.ccsdk.features.model.utils.TransformationUtils;\r
  28 import org.onap.ccsdk.features.model.validator.ResourceAssignmentValidator;\r
  29 import org.onap.ccsdk.sli.core.sli.SvcLogicContext;\r
  30 import org.onap.ccsdk.sli.core.sli.SvcLogicException;\r
  31 import com.att.eelf.configuration.EELFLogger;\r
  32 import com.att.eelf.configuration.EELFManager;\r
  33 \r
  34 public class ResourceModelService {\r
  35     private static EELFLogger logger = EELFManager.getInstance().getLogger(ResourceModelService.class);\r
  36 \r
  37     private ConfigModelService configModelService;\r
  38 \r
  39     public ResourceModelService(ConfigModelService configModelService) {\r
  40         this.configModelService = configModelService;\r
  41     }\r
  42 \r
  43     public Map<String, String> getTemplatesContents(SvcLogicContext ctx, List<String> templateNames)\r
  44             throws SvcLogicException {\r
  45         Map<String, String> templatesContents = new HashMap<>();\r
  46         try {\r
  47             if (CollectionUtils.isNotEmpty(templateNames)) {\r
  48                 for (String templateName : templateNames) {\r
  49                     String templateContent = this.configModelService.getNodeTemplateContent(ctx, templateName);\r
  50                     logger.trace("Processing template ({}) with  content : {}", templateName, templateContent);\r
  51                     templatesContents.put(templateName, templateContent);\r
  52                 }\r
  53             }\r
  54         } catch (Exception e) {\r
  55             throw new SvcLogicException(e.getMessage());\r
  56         }\r
  57         return templatesContents;\r
  58     }\r
  59 \r
  60     public Map<String, List<ResourceAssignment>> getTemplatesResourceAssignments(SvcLogicContext ctx,\r
  61             List<String> templateNames) throws SvcLogicException {\r
  62         Map<String, List<ResourceAssignment>> templatesResourceAssignments = new HashMap<>();\r
  63         try {\r
  64             if (CollectionUtils.isNotEmpty(templateNames)) {\r
  65                 for (String templateName : templateNames) {\r
  66                     String resourceMappingContent = this.configModelService.getNodeTemplateMapping(ctx, templateName);\r
  67                     logger.info("Processing template ({}) with resource assignment content : {}", templateName,\r
  68                             resourceMappingContent);\r
  69 \r
  70                     if (StringUtils.isNotBlank(resourceMappingContent)) {\r
  71 \r
  72                         List<ResourceAssignment> resourceAssignments =\r
  73                                 TransformationUtils.getListfromJson(resourceMappingContent, ResourceAssignment.class);\r
  74 \r
  75                         if (resourceAssignments != null) {\r
  76                             ResourceAssignmentValidator resourceAssignmentValidator =\r
  77                                     new ResourceAssignmentValidator(resourceAssignments);\r
  78                             resourceAssignmentValidator.validateResourceAssignment();\r
  79                             logger.info("Resource assignment validated successfully for the template ({})",\r
  80                                     templateName);\r
  81                             templatesResourceAssignments.put(templateName, resourceAssignments);\r
  82                         } else {\r
  83                             throw new SvcLogicException(String.format(\r
  84                                     "Failed to convert assignment content (%s) to object", resourceMappingContent));\r
  85                         }\r
  86                     } else {\r
  87                         // Do nothing, because som e templates may not have mappings\r
  88                     }\r
  89                 }\r
  90             }\r
  91         } catch (Exception e) {\r
  92             throw new SvcLogicException(e.getMessage());\r
  93         }\r
  94 \r
  95         return templatesResourceAssignments;\r
  96     }\r
  97 }\r