aai-core/src/main/java/org/openecomp/aai/db/schema/AuditTitan.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * org.openecomp.aai
   4  * ================================================================================
   5  * Copyright (C) 2017 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
  21 package org.openecomp.aai.db.schema;
  22
  23 import java.util.ArrayList;
  24 import java.util.Collections;
  25 import java.util.HashMap;
  26 import java.util.Iterator;
  27 import java.util.LinkedHashSet;
  28 import java.util.List;
  29 import java.util.Map;
  30
  31 import org.apache.tinkerpop.gremlin.structure.Vertex;
  32
  33 import com.thinkaurelius.titan.core.EdgeLabel;
  34 import com.thinkaurelius.titan.core.PropertyKey;
  35 import com.thinkaurelius.titan.core.TitanGraph;
  36 import com.thinkaurelius.titan.core.schema.TitanGraphIndex;
  37 import com.thinkaurelius.titan.core.schema.TitanManagement;
  38
  39 public class AuditTitan extends Auditor {
  40
  41         private final TitanGraph graph;
  42
  43         /**
  44          * Instantiates a new audit titan.
  45          *
  46          * @param g the g
  47          */
  48         public AuditTitan (TitanGraph g) {
  49                 this.graph = g;
  50                 buildSchema();
  51         }
  52
  53         /**
  54          * Builds the schema.
  55          */
  56         private void buildSchema() {
  57                 populateProperties();
  58                 populateIndexes();
  59                 populateEdgeLabels();
  60         }
  61
  62         /**
  63          * Populate properties.
  64          */
  65         private void populateProperties() {
  66                 TitanManagement mgmt = graph.openManagement();
  67                 Iterable<PropertyKey> iterable = mgmt.getRelationTypes(PropertyKey.class);
  68                 Iterator<PropertyKey> titanProperties = iterable.iterator();
  69                 PropertyKey propKey = null;
  70                 while (titanProperties.hasNext()) {
  71                         propKey = titanProperties.next();
  72                         DBProperty prop = new DBProperty();
  73
  74                         prop.setName(propKey.name());
  75                         prop.setCardinality(propKey.cardinality());
  76                         prop.setTypeClass(propKey.dataType());
  77
  78                         this.properties.put(prop.getName(), prop);
  79                 }
  80         }
  81
  82         /**
  83          * Populate indexes.
  84          */
  85         private void populateIndexes() {
  86                 TitanManagement mgmt = graph.openManagement();
  87                 Iterable<TitanGraphIndex> iterable = mgmt.getGraphIndexes(Vertex.class);
  88                 Iterator<TitanGraphIndex> titanIndexes = iterable.iterator();
  89                 TitanGraphIndex titanIndex = null;
  90                 while (titanIndexes.hasNext()) {
  91                         titanIndex = titanIndexes.next();
  92                         if (titanIndex.isCompositeIndex()) {
  93                                 DBIndex index = new DBIndex();
  94                                 LinkedHashSet<DBProperty> dbProperties = new LinkedHashSet<>();
  95                                 index.setName(titanIndex.name());
  96                                 index.setUnique(titanIndex.isUnique());
  97                                 PropertyKey[] keys = titanIndex.getFieldKeys();
  98                                 for (PropertyKey key : keys) {
  99                                         dbProperties.add(this.properties.get(key.name()));
 100                                 }
 101                                 index.setProperties(dbProperties);
 102                                 index.setStatus(titanIndex.getIndexStatus(keys[0]));
 103                                 this.indexes.put(index.getName(), index);
 104                         }
 105                 }
 106         }
 107
 108         /**
 109          * Populate edge labels.
 110          */
 111         private void populateEdgeLabels() {
 112                 TitanManagement mgmt = graph.openManagement();
 113                 Iterable<EdgeLabel> iterable = mgmt.getRelationTypes(EdgeLabel.class);
 114                 Iterator<EdgeLabel> titanEdgeLabels = iterable.iterator();
 115                 EdgeLabel edgeLabel = null;
 116                 while (titanEdgeLabels.hasNext()) {
 117                         edgeLabel = titanEdgeLabels.next();
 118                         EdgeProperty edgeProperty = new EdgeProperty();
 119
 120                         edgeProperty.setName(edgeLabel.name());
 121                         edgeProperty.setMultiplicity(edgeLabel.multiplicity());
 122
 123                         this.edgeLabels.put(edgeProperty.getName(), edgeProperty);
 124                 }
 125         }
 126
 127 }