aai-core/src/main/java/org/onap/aai/util/genxsd/PutRelationPathSet.java

   1 /**
   2  * ============LICENSE_START=======================================================
   3  * org.onap.aai
   4  * ================================================================================
   5  * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *    http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20 package org.onap.aai.util.genxsd;
  21
  22 import java.io.File;
  23 import java.io.FileOutputStream;
  24 import java.util.ArrayList;
  25 import java.util.HashMap;
  26 import java.util.Map;
  27 import java.util.SortedSet;
  28 import java.util.TreeSet;
  29
  30 import org.apache.commons.text.similarity.LevenshteinDistance;
  31 import org.onap.aai.setup.SchemaVersion;
  32 import org.onap.aai.config.SpringContextAware;
  33 import org.onap.aai.edges.EdgeIngestor;
  34 import org.onap.aai.edges.EdgeRule;
  35 import org.onap.aai.edges.EdgeRuleQuery;
  36 import org.onap.aai.util.GenerateXsd;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39
  40 import com.google.common.collect.Multimap;
  41
  42 public class PutRelationPathSet {
  43         EdgeIngestor ei;
  44         private static final Logger logger = LoggerFactory.getLogger("PutRelationPathSet.class");
  45         protected static HashMap<String, String> putRelationPaths = new HashMap<String, String>();
  46         public static void add(String useOpId, String path) {
  47                 putRelationPaths.put(useOpId, path);
  48         }
  49
  50         String apiPath;
  51         String opId;
  52         SchemaVersion version;
  53         protected ArrayList<String> relations = new ArrayList<String>();
  54         String objectName = "";
  55
  56         public PutRelationPathSet(SchemaVersion v) {
  57                 this.version = v;
  58         }
  59
  60         public PutRelationPathSet(String opId, String path, SchemaVersion v) {
  61                 this.apiPath = path.replace("/relationship-list/relationship", "");
  62                 this.opId = opId;
  63                 this.version = v;
  64                 objectName = DeleteOperation.deletePaths.get(apiPath);
  65                 logger.debug("II-apiPath: "+apiPath+"\nPath: "+path+"\nopId="+opId+"\nobjectName="+objectName);
  66         }
  67         private void process(EdgeIngestor edgeIngestor) {
  68                 this.ei =  edgeIngestor;
  69                 this.toRelations();
  70                 this.fromRelations();
  71                 this.writeRelationsFile();
  72
  73         }
  74         private void toRelations() {
  75                 logger.debug("{“comment”: “Valid TO Relations that can be added”},");
  76                 logger.debug("apiPath: "+apiPath+"\nopId="+opId+"\nobjectName="+objectName);
  77                 try {
  78
  79                         EdgeRuleQuery q1 = new EdgeRuleQuery.Builder("ToOnly",objectName).version(version).build();
  80                         Multimap<String, EdgeRule> results = ei.getRules(q1);
  81                         relations.add("{\"comment\": \"Valid TO Relations that can be added\"}\n");
  82                         SortedSet<String> ss=new TreeSet<String>(results.keySet());
  83                         for(String key : ss) {
  84                                 results.get(key).stream().filter((i) -> (! i.isPrivateEdge())).forEach((i) ->{ String rel = selectedRelation(i); relations.add(rel); logger.debug("Relation added: "+rel); } );
  85                         }
  86                 } catch(Exception e) {
  87                         logger.debug("objectName: "+objectName+"\n"+e);
  88                 }
  89         }
  90         private String selectedRelation(EdgeRule rule) {
  91                 String selectedRelation = "";
  92                 EdgeDescription ed = new EdgeDescription(rule);
  93                 logger.debug(ed.getRuleKey()+"Type="+ed.getType());
  94                 String obj = ed.getRuleKey().replace(objectName,"").replace("|","");
  95
  96                 if(ed.getType() == EdgeDescription.LineageType.UNRELATED) {
  97                         String selectObj = getUnrelatedObjectPaths(obj, apiPath);
  98                         logger.debug("SelectedObj"+selectObj);
  99                         selectedRelation = formatObjectRelationSet(obj,selectObj);
 100                         logger.trace("ObjectRelationSet"+selectedRelation);
 101                 } else {
 102                         String selectObj = getKinObjectPath(obj, apiPath);
 103                         logger.debug("SelectedObj"+selectObj);
 104                         selectedRelation = formatObjectRelation(obj,selectObj);
 105                         logger.trace("ObjectRelationSet"+selectedRelation);
 106                 }
 107                 return selectedRelation;
 108         }
 109
 110         private void fromRelations() {
 111                 logger.debug("“comment”: “Valid FROM Relations that can be added”");
 112                 try {
 113
 114                         EdgeRuleQuery q1 = new EdgeRuleQuery.Builder(objectName,"FromOnly").version(version).build();
 115                         Multimap<String, EdgeRule> results = ei.getRules(q1);
 116                         relations.add("{\"comment\": \"Valid FROM Relations that can be added\"}\n");
 117                         SortedSet<String> ss=new TreeSet<String>(results.keySet());
 118                         for(String key : ss) {
 119                                 results.get(key).stream().filter((i) -> (! i.isPrivateEdge())).forEach((i) ->{ String rel = selectedRelation(i); relations.add(rel); logger.debug("Relation added: "+rel); } );
 120                         }
 121                 } catch(Exception e) {
 122                         logger.debug("objectName: "+objectName+"\n"+e);
 123                 }
 124         }
 125         private void writeRelationsFile() {
 126                 File examplefilePath = new File(GenerateXsd.getYamlDir() + "/relations/" + version.toString()+"/"+opId.replace("RelationshipListRelationship", "") + ".json");
 127
 128                 logger.debug(String.join("exampleFilePath: ", examplefilePath.toString()));
 129                 FileOutputStream fop = null;
 130                 try {
 131                         if (!examplefilePath.exists()) {
 132                                 examplefilePath.getParentFile().mkdirs();
 133                                 examplefilePath.createNewFile();
 134                         }
 135                         fop = new FileOutputStream(examplefilePath);
 136                 } catch(Exception e) {
 137                         e.printStackTrace();
 138                         return;
 139                 }
 140                 try {
 141                         if(relations.size() > 0) {fop.write("[\n".getBytes());}
 142                         fop.write(String.join(",\n", relations).getBytes());
 143                         if(relations.size() > 0) {fop.write("\n]\n".getBytes());}
 144                         fop.flush();
 145                         fop.close();
 146                 } catch (Exception e) {
 147                         e.printStackTrace();
 148                         return;
 149                 }
 150                 logger.debug(String.join(",\n", relations));
 151                 return;
 152         }
 153
 154         private static String formatObjectRelationSet(String obj, String selectObj) {
 155                 StringBuffer pathSb = new StringBuffer();
 156                 String[] paths = selectObj.split("[|]");
 157                 for (String s: paths) {
 158                         logger.trace("SelectOBJ"+s);
 159                         pathSb.append(formatObjectRelation(obj, s)+",\n");
 160                 }
 161                 pathSb.deleteCharAt(pathSb.length()-2);
 162                 return pathSb.toString();
 163         }
 164
 165         private static String formatObjectRelation(String obj, String selectObj) {
 166                 StringBuffer pathSb = new StringBuffer();
 167                 pathSb.append("{\n");
 168                 pathSb.append("\"related-to\" : \""+obj+"\",\n");
 169                 pathSb.append("\"related-link\" : \""+selectObj+"\"\n");
 170                 pathSb.append("}");
 171                 return pathSb.toString();
 172         }
 173
 174         private static String getKinObjectPath(String obj, String apiPath) {
 175                 LevenshteinDistance proximity = new LevenshteinDistance();
 176                 String targetPath = "";
 177                 int targetScore = Integer.MAX_VALUE;
 178                 int targetMaxScore = 0;
 179                 for (Map.Entry<String, String> p : DeleteOperation.deletePaths.entrySet()) {
 180                                 if(p.getValue().equals(obj)) {
 181                                         targetScore = (targetScore >= proximity.apply(apiPath, p.getKey())) ? proximity.apply(apiPath, p.getKey()) : targetScore;
 182                                         targetPath = (targetScore >= proximity.apply(apiPath, p.getKey())) ? p.getKey() : targetPath;
 183                                         targetMaxScore = (targetMaxScore <= proximity.apply(apiPath, p.getKey())) ? proximity.apply(apiPath, p.getKey()) : targetScore;
 184                                         logger.trace(proximity.apply(apiPath, p.getKey())+":"+p.getKey());
 185                                         logger.trace(proximity.apply(apiPath, p.getKey())+":"+apiPath);
 186                                 }
 187                 }
 188                 return targetPath;
 189         }
 190
 191         private static String getUnrelatedObjectPaths(String obj, String apiPath) {
 192                 String targetPath = "";
 193                 logger.trace("Obj:"+obj +"\n" + apiPath);
 194                 for (Map.Entry<String, String> p : DeleteOperation.deletePaths.entrySet()) {
 195                                 if(p.getValue().equals(obj)) {
 196                                         logger.trace("p.getvalue:"+p.getValue()+"p.getkey:"+p.getKey());
 197                                         targetPath +=  ((targetPath.length() == 0 ? "" : "|") + p.getKey());
 198                                         logger.trace("Match:"+apiPath +"\n" + targetPath);
 199                                 }
 200                 }
 201                 return targetPath;
 202         }
 203
 204         public void generateRelations(EdgeIngestor edgeIngestor) {
 205                 putRelationPaths.forEach((k,v)->{
 206                         logger.trace("k="+k+"\n"+"v="+v+v.equals("/business/customers/customer/{global-customer-id}/service-subscriptions/service-subscription/{service-type}/service-instances/service-instance/{service-instance-id}/allotted-resources/allotted-resource/{id}/relationship-list/relationship"));
 207                         logger.debug("apiPath(Operation): "+v);
 208                         logger.debug("Target object: "+v.replace("/relationship-list/relationship", ""));
 209                         logger.debug("Relations: ");
 210                         PutRelationPathSet prp = new PutRelationPathSet(k, v, this.version);
 211                         prp.process(edgeIngestor);
 212                 });
 213         }
 214
 215 }
 216