catalog-model/src/test/java/org/openecomp/sdc/be/model/jsonjanusgraph/utils/GraphTestUtils.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * SDC
   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.sdc.be.model.jsonjanusgraph.utils;
  22
  23 import org.janusgraph.core.JanusGraph;
  24 import org.janusgraph.core.JanusGraphVertex;
  25 import fj.data.Either;
  26 import org.apache.tinkerpop.gremlin.structure.io.IoCore;
  27 import org.openecomp.sdc.be.dao.jsongraph.GraphVertex;
  28 import org.openecomp.sdc.be.dao.janusgraph.JanusGraphDao;
  29 import org.openecomp.sdc.be.dao.jsongraph.types.VertexTypeEnum;
  30 import org.openecomp.sdc.be.dao.jsongraph.utils.IdBuilderUtils;
  31 import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
  32 import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
  33 import org.openecomp.sdc.be.datatypes.enums.GraphPropertyEnum;
  34 import org.openecomp.sdc.be.datatypes.enums.ResourceTypeEnum;
  35
  36 import java.io.BufferedOutputStream;
  37 import java.io.File;
  38 import java.io.FileOutputStream;
  39 import java.io.OutputStream;
  40 import java.util.Iterator;
  41 import java.util.Map;
  42 import java.util.UUID;
  43
  44 public final class GraphTestUtils {
  45
  46     public static GraphVertex createRootCatalogVertex(JanusGraphDao janusGraphDao) {
  47         GraphVertex catalogRootVertex = new GraphVertex(VertexTypeEnum.CATALOG_ROOT);
  48         catalogRootVertex.setUniqueId(IdBuilderUtils.generateUniqueId());
  49         return janusGraphDao.createVertex(catalogRootVertex)
  50                 .either(v -> v, s -> null);
  51     }
  52
  53     public static GraphVertex createRootArchiveVertex(JanusGraphDao janusGraphDao) {
  54         GraphVertex archiveRootVertex = new GraphVertex(VertexTypeEnum.ARCHIVE_ROOT);
  55         archiveRootVertex.setUniqueId(IdBuilderUtils.generateUniqueId());
  56         return janusGraphDao.createVertex(archiveRootVertex)
  57                 .either(v -> v, s -> null);
  58     }
  59
  60     public static GraphVertex createResourceVertex(JanusGraphDao janusGraphDao, Map<GraphPropertyEnum,Object> metadataProps, ResourceTypeEnum type) {
  61         GraphVertex vertex = new GraphVertex();
  62         if (type == ResourceTypeEnum.VF) {
  63             vertex.setLabel(VertexTypeEnum.TOPOLOGY_TEMPLATE);
  64             vertex.addMetadataProperty(GraphPropertyEnum.LABEL, VertexTypeEnum.TOPOLOGY_TEMPLATE);
  65         } else {
  66             vertex.setLabel(VertexTypeEnum.NODE_TYPE);
  67             vertex.addMetadataProperty(GraphPropertyEnum.LABEL, VertexTypeEnum.NODE_TYPE);
  68         }
  69         String uuid = UUID.randomUUID().toString();
  70         vertex.setUniqueId(uuid);
  71
  72         vertex.addMetadataProperty(GraphPropertyEnum.UNIQUE_ID, uuid);
  73         vertex.addMetadataProperty(GraphPropertyEnum.COMPONENT_TYPE, ComponentTypeEnum.RESOURCE.name());
  74         vertex.addMetadataProperty(GraphPropertyEnum.RESOURCE_TYPE, type.name());
  75         vertex.addMetadataProperty(GraphPropertyEnum.IS_ABSTRACT, false);
  76         for (Map.Entry<GraphPropertyEnum, Object> prop : metadataProps.entrySet()) {
  77             vertex.addMetadataProperty(prop.getKey(), prop.getValue());
  78         }
  79         janusGraphDao.createVertex(vertex);
  80         janusGraphDao.commit();
  81         return vertex;
  82     }
  83
  84     public static GraphVertex createServiceVertex(JanusGraphDao janusGraphDao, Map<GraphPropertyEnum, Object> metadataProps){
  85         GraphVertex vertex = new GraphVertex(VertexTypeEnum.TOPOLOGY_TEMPLATE);
  86         String uuid = UUID.randomUUID().toString();
  87         vertex.setUniqueId(uuid);
  88         vertex.addMetadataProperty(GraphPropertyEnum.LABEL, VertexTypeEnum.TOPOLOGY_TEMPLATE);
  89         vertex.addMetadataProperty(GraphPropertyEnum.UNIQUE_ID, uuid);
  90         vertex.addMetadataProperty(GraphPropertyEnum.COMPONENT_TYPE, ComponentTypeEnum.SERVICE.name());
  91         for (Map.Entry<GraphPropertyEnum, Object> prop : metadataProps.entrySet()) {
  92             vertex.addMetadataProperty(prop.getKey(), prop.getValue());
  93         }
  94         janusGraphDao.createVertex(vertex);
  95         janusGraphDao.commit();
  96         return vertex;
  97     }
  98
  99     public static void clearGraph(JanusGraphDao janusGraphDao) {
 100         Either<JanusGraph, JanusGraphOperationStatus> graphResult = janusGraphDao.getGraph();
 101         JanusGraph graph = graphResult.left().value();
 102
 103         Iterable<JanusGraphVertex> vertices = graph.query().vertices();
 104         if (vertices != null) {
 105             Iterator<JanusGraphVertex> iterator = vertices.iterator();
 106             while (iterator.hasNext()) {
 107                 JanusGraphVertex vertex = iterator.next();
 108                 vertex.remove();
 109             }
 110         }
 111         janusGraphDao.commit();
 112     }
 113
 114     public static String exportGraphMl(JanusGraph graph, String outputDirectory) {
 115         String result = null;
 116         String outputFile = outputDirectory + File.separator + "exportGraph." + System.currentTimeMillis() + ".graphml";
 117         try {
 118             try (final OutputStream os = new BufferedOutputStream(new FileOutputStream(outputFile))) {
 119                 graph.io(IoCore.graphml()).writer().normalize(true).create().writeGraph(os, graph);
 120             }
 121             result = outputFile;
 122             graph.tx().commit();
 123         } catch (Exception e) {
 124             graph.tx().rollback();
 125             e.printStackTrace();
 126         }
 127         return result;
 128     }
 129 }