ms/controllerblueprints/modules/service/src/main/java/org/onap/ccsdk/cds/controllerblueprints/service/AutoResourceMappingService.java

   1 /*
   2  * Copyright © 2017-2018 AT&T Intellectual Property.
   3  * Modifications Copyright © 2018 IBM.
   4  *
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *     http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  */
  17
  18 package org.onap.ccsdk.cds.controllerblueprints.service;
  19
  20 import com.att.eelf.configuration.EELFLogger;
  21 import com.att.eelf.configuration.EELFManager;
  22 import com.google.common.base.Preconditions;
  23 import org.apache.commons.collections.CollectionUtils;
  24 import org.apache.commons.lang3.StringUtils;
  25 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintException;
  26 import org.onap.ccsdk.cds.controllerblueprints.core.data.PropertyDefinition;
  27 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceAssignment;
  28 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceDefinition;
  29 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.utils.ResourceDictionaryUtils;
  30 import org.onap.ccsdk.cds.controllerblueprints.service.domain.ResourceDictionary;
  31 import org.onap.ccsdk.cds.controllerblueprints.service.model.AutoMapResponse;
  32 import org.onap.ccsdk.cds.controllerblueprints.service.repository.ResourceDictionaryRepository;
  33 import org.springframework.stereotype.Service;
  34
  35 import java.util.ArrayList;
  36 import java.util.HashMap;
  37 import java.util.List;
  38 import java.util.Map;
  39
  40 /**
  41  * AutoResourceMappingService.java Purpose: Provide Automapping of Resource Assignments AutoResourceMappingService
  42  *
  43  * @author Brinda Santh
  44  * @version 1.0
  45  */
  46
  47 @Service
  48 @SuppressWarnings("unused")
  49 public class AutoResourceMappingService {
  50
  51     private static EELFLogger log = EELFManager.getInstance().getLogger(AutoResourceMappingService.class);
  52
  53     private ResourceDictionaryRepository dataDictionaryRepository;
  54
  55     /**
  56      * This is a AutoResourceMappingService constructor
  57      *
  58      * @param dataDictionaryRepository dataDictionaryRepository
  59      */
  60     public AutoResourceMappingService(ResourceDictionaryRepository dataDictionaryRepository) {
  61         this.dataDictionaryRepository = dataDictionaryRepository;
  62     }
  63
  64     /**
  65      * This is a autoMap service to map the template keys automatically to Dictionary fields.
  66      *
  67      * @param resourceAssignments resourceAssignments
  68      * @return AutoMapResponse
  69      */
  70     public AutoMapResponse autoMap(List<ResourceAssignment> resourceAssignments) throws BluePrintException {
  71         AutoMapResponse autoMapResponse = new AutoMapResponse();
  72         try {
  73             if (CollectionUtils.isNotEmpty(resourceAssignments)) {
  74
  75                 // Create the Dictionary definitions for the ResourceAssignment Names
  76                 Map<String, ResourceDictionary> dictionaryMap = getDictionaryDefinitions(resourceAssignments);
  77
  78                 for (ResourceAssignment resourceAssignment : resourceAssignments) {
  79                     if (resourceAssignment != null && StringUtils.isNotBlank(resourceAssignment.getName())
  80                             && StringUtils.isBlank(resourceAssignment.getDictionaryName())) {
  81
  82                         populateDictionaryMapping(dictionaryMap, resourceAssignment);
  83
  84                         log.info("Mapped Resource : {}", resourceAssignment);
  85
  86                     }
  87                 }
  88             }
  89             List<ResourceDictionary> dictionaries = getDictionaryDefinitionsList(resourceAssignments);
  90             List<ResourceAssignment> resourceAssignmentsFinal = getAllAutomapResourceAssignments(resourceAssignments);
  91             autoMapResponse.setDataDictionaries(dictionaries);
  92             autoMapResponse.setResourceAssignments(resourceAssignmentsFinal);
  93         } catch (Exception e) {
  94             log.error(String.format("Failed in auto process %s", e.getMessage()));
  95             throw new BluePrintException(e.getMessage(), e);
  96         }
  97         return autoMapResponse;
  98     }
  99
 100     private void populateDictionaryMapping(Map<String, ResourceDictionary> dictionaryMap, ResourceAssignment resourceAssignment) {
 101         ResourceDictionary dbDataDictionary = dictionaryMap.get(resourceAssignment.getName());
 102         if (dbDataDictionary != null && dbDataDictionary.getDefinition() != null) {
 103
 104             ResourceDefinition dictionaryDefinition = dbDataDictionary.getDefinition();
 105
 106             if (dictionaryDefinition != null && StringUtils.isNotBlank(dictionaryDefinition.getName())
 107                     && StringUtils.isBlank(resourceAssignment.getDictionaryName())) {
 108
 109                 resourceAssignment.setDictionaryName(dbDataDictionary.getName());
 110                 ResourceDictionaryUtils.populateSourceMapping(resourceAssignment, dictionaryDefinition);
 111             }
 112         }
 113     }
 114
 115     private Map<String, ResourceDictionary> getDictionaryDefinitions(List<ResourceAssignment> resourceAssignments) {
 116         Map<String, ResourceDictionary> dictionaryMap = new HashMap<>();
 117         List<String> names = new ArrayList<>();
 118         for (ResourceAssignment resourceAssignment : resourceAssignments) {
 119             if (resourceAssignment != null && StringUtils.isNotBlank(resourceAssignment.getName())) {
 120                 names.add(resourceAssignment.getName());
 121             }
 122         }
 123         if (CollectionUtils.isNotEmpty(names)) {
 124
 125             List<ResourceDictionary> dictionaries = dataDictionaryRepository.findByNameIn(names);
 126             if (CollectionUtils.isNotEmpty(dictionaries)) {
 127                 for (ResourceDictionary dataDictionary : dictionaries) {
 128                     if (dataDictionary != null && StringUtils.isNotBlank(dataDictionary.getName())) {
 129                         dictionaryMap.put(dataDictionary.getName(), dataDictionary);
 130                     }
 131                 }
 132             }
 133         }
 134         return dictionaryMap;
 135
 136     }
 137
 138     private List<ResourceDictionary> getDictionaryDefinitionsList(List<ResourceAssignment> resourceAssignments) {
 139         List<ResourceDictionary> dictionaries = null;
 140         List<String> names = new ArrayList<>();
 141         for (ResourceAssignment resourceAssignment : resourceAssignments) {
 142             if (resourceAssignment != null && StringUtils.isNotBlank(resourceAssignment.getDictionaryName())) {
 143
 144                 if (!names.contains(resourceAssignment.getDictionaryName())) {
 145                     names.add(resourceAssignment.getDictionaryName());
 146                 }
 147
 148                 if (resourceAssignment.getDependencies() != null && !resourceAssignment.getDependencies().isEmpty()) {
 149                     List<String> dependencyNames = resourceAssignment.getDependencies();
 150                     for (String dependencyName : dependencyNames) {
 151                         if (StringUtils.isNotBlank(dependencyName) && !names.contains(dependencyName)) {
 152                             names.add(dependencyName);
 153                         }
 154                     }
 155                 }
 156             }
 157         }
 158         if (CollectionUtils.isNotEmpty(names)) {
 159             dictionaries = dataDictionaryRepository.findByNameIn(names);
 160         }
 161         return dictionaries;
 162
 163     }
 164
 165     private List<ResourceAssignment> getAllAutomapResourceAssignments(List<ResourceAssignment> resourceAssignments) {
 166         List<ResourceDictionary> dictionaries = null;
 167         List<String> names = new ArrayList<>();
 168         for (ResourceAssignment resourceAssignment : resourceAssignments) {
 169             if (resourceAssignment != null && StringUtils.isNotBlank(resourceAssignment.getDictionaryName())) {
 170                 if (resourceAssignment.getDependencies() != null && !resourceAssignment.getDependencies().isEmpty()) {
 171                     List<String> dependencieNames = resourceAssignment.getDependencies();
 172                     for (String dependencieName : dependencieNames) {
 173                         if (StringUtils.isNotBlank(dependencieName) && !names.contains(dependencieName)
 174                                 && !checkAssignmentsExists(resourceAssignments, dependencieName)) {
 175                             names.add(dependencieName);
 176                         }
 177                     }
 178                 }
 179             }
 180         }
 181
 182         if (!names.isEmpty()) {
 183             dictionaries = dataDictionaryRepository.findByNameIn(names);
 184         }
 185         if (dictionaries != null) {
 186             for (ResourceDictionary resourcedictionary : dictionaries) {
 187                 ResourceDefinition dictionaryDefinition = resourcedictionary.getDefinition();
 188                 Preconditions.checkNotNull(dictionaryDefinition, "failed to get Resource Definition from dictionary definition");
 189                 PropertyDefinition property = new PropertyDefinition();
 190                 property.setRequired(true);
 191                 ResourceAssignment resourceAssignment = new ResourceAssignment();
 192                 resourceAssignment.setName(resourcedictionary.getName());
 193                 resourceAssignment.setDictionaryName(resourcedictionary
 194                         .getName());
 195                 resourceAssignment.setVersion(0);
 196                 resourceAssignment.setProperty(property);
 197                 ResourceDictionaryUtils.populateSourceMapping(resourceAssignment, dictionaryDefinition);
 198                 resourceAssignments.add(resourceAssignment);
 199             }
 200         }
 201         return resourceAssignments;
 202
 203     }
 204
 205
 206     private boolean checkAssignmentsExists(List<ResourceAssignment> resourceAssignmentsWithDepencies, String resourceName) {
 207         return resourceAssignmentsWithDepencies.stream().anyMatch(names -> names.getName().equalsIgnoreCase(resourceName));
 208     }
 209
 210 }