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 }