Upgrade SDC from Titan to Janus Graph

Upgrade SDC from Titan to Janus Graph

Change-Id: I67fb8b8e60cc6751697bc5ff2f06754c92803786
Issue-ID: SDC-2296
Signed-off-by: shrikantawachar <shrikant.awachar@amdocs.com>

6 files changed, 291 insertions, 292 deletions

diff --git a/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/cassandra/HealingPipelineDaoTest.java b/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/cassandra/HealingPipelineDaoTest.java
index 83b68920b9..c0d9e4644c 100644
--- a/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/cassandra/HealingPipelineDaoTest.java
+++ b/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/cassandra/HealingPipelineDaoTest.java
@@ -17,10 +17,10 @@
 package org.openecomp.sdc.be.dao.cassandra;
 
 import com.google.common.collect.ImmutableListMultimap;
-import com.thinkaurelius.titan.core.TitanVertex;
-import com.thinkaurelius.titan.graphdb.relations.StandardVertexProperty;
-import com.thinkaurelius.titan.graphdb.types.system.EmptyVertex;
-import com.thinkaurelius.titan.graphdb.types.system.ImplicitKey;
+import org.janusgraph.core.JanusGraphVertex;
+import org.janusgraph.graphdb.relations.StandardVertexProperty;
+import org.janusgraph.graphdb.types.system.EmptyVertex;
+import org.janusgraph.graphdb.types.system.ImplicitKey;
 import java.util.HashMap;
 import org.junit.Test;
 import org.mockito.Mockito;
@@ -85,7 +85,7 @@ public class HealingPipelineDaoTest {
     }
 
     @Test
-    public void testPipelineFilter3AttributesTitanVertex() {
+    public void testPipelineFilter3AttributesJanusGraphVertex() {
         // init data
         HealingPipelineDao healingPipelineDao = new HealingPipelineDao();
         healingPipelineDao.setHealVersion(7);
@@ -95,16 +95,16 @@ public class HealingPipelineDaoTest {
 
         assertEquals(2,
                 healingPipelineDao.getHealersForVertex(GraphEdgeLabels.CAPABILITY.getProperty(), HealVersionBuilder.build(5)).size());
-        TitanVertex titanVertex = Mockito.mock(TitanVertex.class);
+        JanusGraphVertex janusGraphVertex = Mockito.mock(JanusGraphVertex.class);
         final int version = 5;
         StandardVertexProperty vertexProperty = new StandardVertexProperty(1, ImplicitKey.ID, new EmptyVertex(), version, (byte) 1);
-        Mockito.when(titanVertex.property(GraphPropertyEnum.HEALING_VERSION.getProperty())).thenReturn(vertexProperty);
+        Mockito.when(janusGraphVertex.property(GraphPropertyEnum.HEALING_VERSION.getProperty())).thenReturn(vertexProperty);
 
         // perform test
 
-        Optional optional = healingPipelineDao.performGraphReadHealing(titanVertex, GraphEdgeLabels.CAPABILITY);
+        Optional optional = healingPipelineDao.performGraphReadHealing(janusGraphVertex, GraphEdgeLabels.CAPABILITY);
         assertTrue(optional.isPresent());
-        final TitanVertex changedVertex = (TitanVertex) optional.get();
+        final JanusGraphVertex changedVertex = (JanusGraphVertex) optional.get();
 
         //validate result
         assertNotNull(changedVertex);
@@ -112,7 +112,7 @@ public class HealingPipelineDaoTest {
     }
 
     @Test
-    public void testPipelineFilterGenericTitanDao() {
+    public void testPipelineFilterGenericJanusGraphDao() {
         // init data
         HealingPipelineDao healingPipelineDao = new HealingPipelineDao();
         healingPipelineDao.setHealVersion(7);
@@ -140,7 +140,7 @@ public class HealingPipelineDaoTest {
     }
 
     @Test
-    public void testPipelineFilterTitanGraph1Attributes() {
+    public void testPipelineFilterJanusGraph1Attributes() {
         // init data
         HealingPipelineDao healingPipelineDao = new HealingPipelineDao();
         healingPipelineDao.setHealVersion(7);
@@ -217,9 +217,9 @@ public class HealingPipelineDaoTest {
                 .put(GraphEdgeLabels.ATTRIBUTE.getProperty(), new GraphNodeHealTestMock(4))
                 .put(GraphEdgeLabels.ATTRIBUTE.getProperty(), new GraphNodeHealTestMock(5))
                 .put(GraphEdgeLabels.ATTRIBUTE.getProperty(), new GraphNodeHealTestMock(6))
-                .put(GraphEdgeLabels.CAPABILITY.getProperty(), new TitanVertexHealTestMock(4))
-                .put(GraphEdgeLabels.CAPABILITY.getProperty(), new TitanVertexHealTestMock(5))
-                .put(GraphEdgeLabels.CAPABILITY.getProperty(), new TitanVertexHealTestMock(6)).build();
+                .put(GraphEdgeLabels.CAPABILITY.getProperty(), new JanusGraphVertexHealTestMock(4))
+                .put(GraphEdgeLabels.CAPABILITY.getProperty(), new JanusGraphVertexHealTestMock(5))
+                .put(GraphEdgeLabels.CAPABILITY.getProperty(), new JanusGraphVertexHealTestMock(6)).build();
     }
 
     public GraphEdge createGraphEdge(GraphEdgeLabels graphEdgeLabels){
@@ -247,7 +247,7 @@ public class HealingPipelineDaoTest {
 
     }
 
-    private class GraphNodeHealTestMock extends AbstractTitanVertexHeal {
+    private class GraphNodeHealTestMock extends AbstractJanusGraphVertexHeal {
         private HealVersion healVersion;
 
         public GraphNodeHealTestMock(int i) {
@@ -266,10 +266,10 @@ public class HealingPipelineDaoTest {
     }
 
 
-    private class TitanVertexHealTestMock implements Heal<TitanVertex> {
+    private class JanusGraphVertexHealTestMock implements Heal<JanusGraphVertex> {
         private HealVersion healVersion;
 
-        public TitanVertexHealTestMock(int i) {
+        public JanusGraphVertexHealTestMock(int i) {
             healVersion = HealVersionBuilder.build(i);
         }
 
@@ -279,7 +279,7 @@ public class HealingPipelineDaoTest {
         }
 
         @Override
-        public void healData(TitanVertex parentV) {
+        public void healData(JanusGraphVertex parentV) {
 
         }
     }
diff --git a/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/titan/TitanUtilsTest.java b/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/janusgraph/JanusGraphUtilsTest.java
index 641eec5773..b3fd59e8b6 100644
--- a/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/titan/TitanUtilsTest.java
+++ b/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/janusgraph/JanusGraphUtilsTest.java
@@ -1,21 +1,21 @@
-package org.openecomp.sdc.be.dao.titan;
+package org.openecomp.sdc.be.dao.janusgraph;
 
-import com.thinkaurelius.titan.graphdb.query.TitanPredicate;
+import org.janusgraph.graphdb.query.JanusGraphPredicate;
 import org.apache.tinkerpop.gremlin.structure.T;
 import org.junit.Test;
 
 import java.util.Collection;
 import java.util.Map;
 import java.util.Map.Entry;
-public class TitanUtilsTest {
+public class JanusGraphUtilsTest {
 
 	@Test
 	public void testBuildNotInPredicate() throws Exception {
 		String propKey = "";
 		Collection<T> notInCollection = null;
-		Map<String, Entry<TitanPredicate, Object>> result;
+		Map<String, Entry<JanusGraphPredicate, Object>> result;
 
 		// default test
-		result = TitanUtils.buildNotInPredicate(propKey, notInCollection);
+		result = JanusGraphUtils.buildNotInPredicate(propKey, notInCollection);
 	}
 }
\ No newline at end of file
diff --git a/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/GraphVertexTest.java b/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/GraphVertexTest.java
index b336bc65e9..8ce20191fd 100644
--- a/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/GraphVertexTest.java
+++ b/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/GraphVertexTest.java
@@ -1,6 +1,6 @@
 package org.openecomp.sdc.be.dao.jsongraph;
 
-import com.thinkaurelius.titan.core.TitanVertex;
+import org.janusgraph.core.JanusGraphVertex;
 import org.junit.Test;
 import org.openecomp.sdc.be.dao.jsongraph.types.VertexTypeEnum;
 import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
@@ -70,7 +70,7 @@ public class GraphVertexTest {
 	@Test
 	public void testGetVertex() throws Exception {
 		GraphVertex testSubject;
-		TitanVertex result;
+		JanusGraphVertex result;
 
 		// default test
 		testSubject = createTestSubject();
@@ -81,7 +81,7 @@ public class GraphVertexTest {
 	@Test
 	public void testSetVertex() throws Exception {
 		GraphVertex testSubject;
-		TitanVertex vertex = null;
+		JanusGraphVertex vertex = null;
 
 		// default test
 		testSubject = createTestSubject();
diff --git a/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/TitanDaoMockTest.java b/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/JanusGraphDaoMockTest.java
index 5703e53c9c..72a9d54336 100644
--- a/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/TitanDaoMockTest.java
+++ b/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/JanusGraphDaoMockTest.java
@@ -1,7 +1,7 @@
 package org.openecomp.sdc.be.dao.jsongraph;
 
-import com.thinkaurelius.titan.core.TitanGraph;
-import com.thinkaurelius.titan.core.TitanVertex;
+import org.janusgraph.core.JanusGraph;
+import org.janusgraph.core.JanusGraphVertex;
 import fj.data.Either;
 import mockit.Deencapsulation;
 import org.apache.commons.lang3.tuple.ImmutablePair;
@@ -15,12 +15,12 @@ import org.mockito.InjectMocks;
 import org.mockito.Mock;
 import org.mockito.Mockito;
 import org.mockito.MockitoAnnotations;
+import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
 import org.openecomp.sdc.be.dao.jsongraph.types.EdgeLabelEnum;
 import org.openecomp.sdc.be.dao.jsongraph.types.EdgePropertyEnum;
 import org.openecomp.sdc.be.dao.jsongraph.types.JsonParseFlagEnum;
 import org.openecomp.sdc.be.dao.jsongraph.types.VertexTypeEnum;
-import org.openecomp.sdc.be.dao.titan.TitanGraphClient;
-import org.openecomp.sdc.be.dao.titan.TitanOperationStatus;
+import org.openecomp.sdc.be.dao.janusgraph.JanusGraphClient;
 import org.openecomp.sdc.be.datatypes.enums.GraphPropertyEnum;
 
 import java.util.HashMap;
@@ -28,13 +28,13 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
-public class TitanDaoMockTest {
+public class JanusGraphDaoMockTest {
 
 	@InjectMocks
-	TitanDao testSubject;
+	JanusGraphDao testSubject;
 
 	@Mock
-	TitanGraphClient titanClient;
+	JanusGraphClient janusGraphClient;
 
 	@Before
 	public void setUp() throws Exception {
@@ -43,7 +43,7 @@ public class TitanDaoMockTest {
 
 	@Test
 	public void testCommit() throws Exception {
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
 		// default test
 		result = testSubject.commit();
@@ -51,7 +51,7 @@ public class TitanDaoMockTest {
 
 	@Test
 	public void testRollback() throws Exception {
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
 		// default test
 		result = testSubject.rollback();
@@ -60,7 +60,7 @@ public class TitanDaoMockTest {
 	@Test
 	public void testGetGraph() throws Exception {
 
-		Either<TitanGraph, TitanOperationStatus> result;
+		Either<JanusGraph, JanusGraphOperationStatus> result;
 
 		// default test
 
@@ -72,14 +72,14 @@ public class TitanDaoMockTest {
 
 		GraphVertex graphVertex = new GraphVertex();
 		graphVertex.setLabel(VertexTypeEnum.ADDITIONAL_INFORMATION);
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
-		TitanGraph tg = Mockito.mock(TitanGraph.class);
-		Either<TitanGraph, TitanOperationStatus> value = Either.left(tg);
+		JanusGraph tg = Mockito.mock(JanusGraph.class);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.left(tg);
 		// default test
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
 		Mockito.when(tg.addVertex()).thenReturn(value2);
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 		result = testSubject.createVertex(graphVertex);
 	}
 
@@ -88,11 +88,11 @@ public class TitanDaoMockTest {
 
 		GraphVertex graphVertex = new GraphVertex();
 		graphVertex.setLabel(VertexTypeEnum.ADDITIONAL_INFORMATION);
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
-		Either<TitanGraph, TitanOperationStatus> value = Either.right(TitanOperationStatus.GENERAL_ERROR);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.right(JanusGraphOperationStatus.GENERAL_ERROR);
 		// default test
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 		result = testSubject.createVertex(graphVertex);
 	}
 
@@ -101,35 +101,35 @@ public class TitanDaoMockTest {
 
 		GraphVertex graphVertex = new GraphVertex();
 		graphVertex.setLabel(VertexTypeEnum.ADDITIONAL_INFORMATION);
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
-		TitanGraph tg = Mockito.mock(TitanGraph.class);
-		Either<TitanGraph, TitanOperationStatus> value = Either.left(tg);
+		JanusGraph tg = Mockito.mock(JanusGraph.class);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.left(tg);
 		// default test
 		Mockito.when(tg.addVertex()).thenThrow(RuntimeException.class);
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 		result = testSubject.createVertex(graphVertex);
 	}
 
 	@Test
 	public void testGetVertexByPropertyAndLabel() throws Exception {
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
 		// default test
-		Mockito.when(titanClient.getGraph()).thenReturn(Either.right(TitanOperationStatus.GENERAL_ERROR));
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(Either.right(JanusGraphOperationStatus.GENERAL_ERROR));
 		result = testSubject.getVertexByPropertyAndLabel(GraphPropertyEnum.COMPONENT_TYPE, "mock",
 				VertexTypeEnum.ADDITIONAL_INFORMATION);
 	}
 
 	@Test
 	public void testGetFirstFoundVertex() throws Exception {
-		Iterable<TitanVertex> vertices = Mockito.mock(Iterable.class);
-		Either<GraphVertex, TitanOperationStatus> result;
+		Iterable<JanusGraphVertex> vertices = Mockito.mock(Iterable.class);
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
-		Iterator<TitanVertex> value = Mockito.mock(Iterator.class);
+		Iterator<JanusGraphVertex> value = Mockito.mock(Iterator.class);
 		Mockito.when(vertices.iterator()).thenReturn(value);
 		Mockito.when(value.hasNext()).thenReturn(true);
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
 		Mockito.when(value.next()).thenReturn(value2);
 
 		// default test
@@ -138,13 +138,13 @@ public class TitanDaoMockTest {
 
 	@Test
 	public void testGetFirstFoundVertexNotFound() throws Exception {
-		Iterable<TitanVertex> vertices = Mockito.mock(Iterable.class);
-		Either<GraphVertex, TitanOperationStatus> result;
+		Iterable<JanusGraphVertex> vertices = Mockito.mock(Iterable.class);
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
-		Iterator<TitanVertex> value = Mockito.mock(Iterator.class);
+		Iterator<JanusGraphVertex> value = Mockito.mock(Iterator.class);
 		Mockito.when(vertices.iterator()).thenReturn(value);
 		Mockito.when(value.hasNext()).thenReturn(false);
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
 		Mockito.when(value.next()).thenReturn(value2);
 
 		// default test
@@ -155,14 +155,14 @@ public class TitanDaoMockTest {
 	public void testGetVertexById_1Exception() throws Exception {
 
 		String id = "mock";
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
-		TitanGraph tg = Mockito.mock(TitanGraph.class);
-		Either<TitanGraph, TitanOperationStatus> value = Either.left(tg);
+		JanusGraph tg = Mockito.mock(JanusGraph.class);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.left(tg);
 		// default test
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
 		Mockito.when(tg.addVertex()).thenReturn(value2);
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 
 		// test 1
 		result = testSubject.getVertexById(id, JsonParseFlagEnum.NoParse);
@@ -173,13 +173,13 @@ public class TitanDaoMockTest {
 	public void testGetVertexById_1GraphClosed() throws Exception {
 
 		String id = "mock";
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
 		Object b;
-		Either<TitanGraph, TitanOperationStatus> value = Either.right(TitanOperationStatus.GENERAL_ERROR);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.right(JanusGraphOperationStatus.GENERAL_ERROR);
 		// default test
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 
 		// test 1
 		result = testSubject.getVertexById(id, JsonParseFlagEnum.NoParse);
@@ -199,7 +199,7 @@ public class TitanDaoMockTest {
 	@Test
 	public void testCreateAndFill() throws Exception {
 
-		TitanVertex vertex = Mockito.mock(TitanVertex.class);
+		JanusGraphVertex vertex = Mockito.mock(JanusGraphVertex.class);
 		JsonParseFlagEnum parseFlag = null;
 		GraphVertex result;
 
@@ -212,7 +212,7 @@ public class TitanDaoMockTest {
 	public void testParseVertexProperties() throws Exception {
 
 		GraphVertex graphVertex = new GraphVertex();
-		TitanVertex vertex = Mockito.mock(TitanVertex.class);
+		JanusGraphVertex vertex = Mockito.mock(JanusGraphVertex.class);
 		graphVertex.setVertex(vertex);
 		JsonParseFlagEnum parseFlag = null;
 
@@ -228,11 +228,11 @@ public class TitanDaoMockTest {
 		GraphVertex from = Mockito.mock(GraphVertex.class);
 		GraphVertex to = Mockito.mock(GraphVertex.class);
 		
-		TitanVertex value = Mockito.mock(TitanVertex.class);
+		JanusGraphVertex value = Mockito.mock(JanusGraphVertex.class);
 		Mockito.when(from.getVertex()).thenReturn(value);
 		Mockito.when(to.getVertex()).thenReturn(value);
 		Map<EdgePropertyEnum, Object> properties = new HashMap<>();
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
 		// default test
 
@@ -257,13 +257,13 @@ public class TitanDaoMockTest {
 	@Test
 	public void testGetByCriteria() throws Exception {
 		Map<GraphPropertyEnum, Object> props = new HashMap<>();
-		Either<List<GraphVertex>, TitanOperationStatus> result;
+		Either<List<GraphVertex>, JanusGraphOperationStatus> result;
 
-		TitanGraph tg = Mockito.mock(TitanGraph.class);
-		Either<TitanGraph, TitanOperationStatus> value = Either.left(tg);
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
+		JanusGraph tg = Mockito.mock(JanusGraph.class);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.left(tg);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
 		Mockito.when(tg.addVertex()).thenReturn(value2);
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 		
 		// default test
 		result = testSubject.getByCriteria(VertexTypeEnum.ADDITIONAL_INFORMATION, props);
@@ -273,11 +273,11 @@ public class TitanDaoMockTest {
 	public void testGetByCriteria_1() throws Exception {
 
 		Map<GraphPropertyEnum, Object> props = new HashMap<>();
-		Either<List<GraphVertex>, TitanOperationStatus> result;
+		Either<List<GraphVertex>, JanusGraphOperationStatus> result;
 
-		Either<TitanGraph, TitanOperationStatus> value = Either.right(TitanOperationStatus.GENERAL_ERROR);
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.right(JanusGraphOperationStatus.GENERAL_ERROR);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 
 		// default test
 		result = testSubject.getByCriteria(VertexTypeEnum.ADDITIONAL_INFORMATION, props, JsonParseFlagEnum.NoParse);
@@ -285,12 +285,12 @@ public class TitanDaoMockTest {
 
 	@Test
 	public void testGetCatalogVerticies() throws Exception {
-		Either<Iterator<Vertex>, TitanOperationStatus> result;
+		Either<Iterator<Vertex>, JanusGraphOperationStatus> result;
 
-		Either<TitanGraph, TitanOperationStatus> value = Either.right(TitanOperationStatus.GENERAL_ERROR);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.right(JanusGraphOperationStatus.GENERAL_ERROR);
 		// default test
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 		
 		// default test
 		result = testSubject.getCatalogOrArchiveVerticies(true);
@@ -302,11 +302,11 @@ public class TitanDaoMockTest {
 		GraphVertex parentVertex = new GraphVertex();
 		EdgeLabelEnum edgeLabel = null;
 		JsonParseFlagEnum parseFlag = null;
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
-		Either<TitanGraph, TitanOperationStatus> value = Either.right(TitanOperationStatus.GENERAL_ERROR);
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.right(JanusGraphOperationStatus.GENERAL_ERROR);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 		
 		// default test
 		result = testSubject.getChildVertex(parentVertex, EdgeLabelEnum.ADDITIONAL_INFORMATION, JsonParseFlagEnum.NoParse);
@@ -318,11 +318,11 @@ public class TitanDaoMockTest {
 		Vertex parentVertex = null;
 		EdgeLabelEnum edgeLabel = null;
 		JsonParseFlagEnum parseFlag = null;
-		Either<Vertex, TitanOperationStatus> result;
+		Either<Vertex, JanusGraphOperationStatus> result;
 
-		Either<TitanGraph, TitanOperationStatus> value = Either.right(TitanOperationStatus.GENERAL_ERROR);
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.right(JanusGraphOperationStatus.GENERAL_ERROR);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 
 		// default test
 		result = testSubject.getChildVertex(parentVertex, edgeLabel, parseFlag);
@@ -335,7 +335,7 @@ public class TitanDaoMockTest {
 		Vertex parentVertex = null;
 		EdgeLabelEnum edgeLabel = null;
 		JsonParseFlagEnum parseFlag = null;
-		Either<Vertex, TitanOperationStatus> result;
+		Either<Vertex, JanusGraphOperationStatus> result;
 
 		// default test
 
@@ -348,7 +348,7 @@ public class TitanDaoMockTest {
 		Vertex parentVertex = null;
 		EdgeLabelEnum edgeLabel = null;
 		JsonParseFlagEnum parseFlag = null;
-		Either<List<Vertex>, TitanOperationStatus> result;
+		Either<List<Vertex>, JanusGraphOperationStatus> result;
 
 		// default test
 
@@ -362,11 +362,11 @@ public class TitanDaoMockTest {
 		EdgeLabelEnum edgeLabel = null;
 		JsonParseFlagEnum parseFlag = null;
 		Direction direction = null;
-		Either<List<Vertex>, TitanOperationStatus> result;
+		Either<List<Vertex>, JanusGraphOperationStatus> result;
 
-		Either<TitanGraph, TitanOperationStatus> value = Either.right(TitanOperationStatus.GENERAL_ERROR);
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.right(JanusGraphOperationStatus.GENERAL_ERROR);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 		// default test
 		result = Deencapsulation.invoke(testSubject, "getAdjacentVerticies",
 				new Object[] { Vertex.class, EdgeLabelEnum.class, JsonParseFlagEnum.class, Direction.class });
@@ -378,7 +378,7 @@ public class TitanDaoMockTest {
 		Vertex parentVertex = null;
 		EdgeLabelEnum edgeLabel = null;
 		JsonParseFlagEnum parseFlag = null;
-		Either<List<Vertex>, TitanOperationStatus> result;
+		Either<List<Vertex>, JanusGraphOperationStatus> result;
 
 		// default test
 
@@ -392,7 +392,7 @@ public class TitanDaoMockTest {
 		GraphVertex vertex = null;
 		EdgeLabelEnum label = null;
 		Map<GraphPropertyEnum, Object> properties = null;
-		Either<Edge, TitanOperationStatus> result;
+		Either<Edge, JanusGraphOperationStatus> result;
 
 		// default test
 
@@ -404,11 +404,11 @@ public class TitanDaoMockTest {
 
 		GraphVertex fromVertex = new GraphVertex();
 		GraphVertex toVertex = new GraphVertex();
-		Either<Edge, TitanOperationStatus> result;
+		Either<Edge, JanusGraphOperationStatus> result;
 
-		Either<TitanGraph, TitanOperationStatus> value = Either.right(TitanOperationStatus.GENERAL_ERROR);
-		TitanVertex value2 = Mockito.mock(TitanVertex.class);
-		Mockito.when(titanClient.getGraph()).thenReturn(value);
+		Either<JanusGraph, JanusGraphOperationStatus> value = Either.right(JanusGraphOperationStatus.GENERAL_ERROR);
+		JanusGraphVertex value2 = Mockito.mock(JanusGraphVertex.class);
+		Mockito.when(janusGraphClient.getGraph()).thenReturn(value);
 		
 		// default test
 		result = testSubject.deleteEdge(fromVertex, toVertex, EdgeLabelEnum.ADDITIONAL_INFORMATION);
@@ -417,7 +417,7 @@ public class TitanDaoMockTest {
 	@Test
 	public void testDeleteEdgeByDirection() throws Exception {
 		GraphVertex fromVertex = new GraphVertex();
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
 		// default test
 		result = testSubject.deleteEdgeByDirection(fromVertex, Direction.BOTH, EdgeLabelEnum.ADDITIONAL_INFORMATION);
@@ -426,9 +426,9 @@ public class TitanDaoMockTest {
 	@Test
 	public void testDeleteEdgeByDirectionMock() throws Exception {
 		GraphVertex fromVertex = Mockito.mock(GraphVertex.class);
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
-		TitanVertex value = Mockito.mock(TitanVertex.class);;
+		JanusGraphVertex value = Mockito.mock(JanusGraphVertex.class);;
 		Mockito.when(fromVertex.getVertex()).thenReturn(value);
 		Iterator<Edge> value2 = Mockito.mock(Iterator.class);;
 		Mockito.when(value.edges(Mockito.any(), Mockito.any())).thenReturn(value2);
@@ -443,7 +443,7 @@ public class TitanDaoMockTest {
 	public void testUpdateVertex() throws Exception {
 
 		GraphVertex graphVertex = new GraphVertex();
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
 		// default test
 
@@ -454,7 +454,7 @@ public class TitanDaoMockTest {
 	public void testGetVerticesByUniqueIdAndParseFlag() throws Exception {
 
 		Map<String, ImmutablePair<GraphPropertyEnum, JsonParseFlagEnum>> verticesToGet = new HashMap<>();
-		Either<Map<String, GraphVertex>, TitanOperationStatus> result;
+		Either<Map<String, GraphVertex>, JanusGraphOperationStatus> result;
 		
 		// default test
 		result = testSubject.getVerticesByUniqueIdAndParseFlag(verticesToGet);
@@ -475,7 +475,7 @@ public class TitanDaoMockTest {
 		Vertex to = null;
 		EdgeLabelEnum label = null;
 		Edge edgeToCopy = null;
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
 		// default test
 
@@ -491,7 +491,7 @@ public class TitanDaoMockTest {
 		Edge prevEdge = null;
 		EdgeLabelEnum prevLabel = null;
 		EdgeLabelEnum newLabel = null;
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
 		// default test
 
@@ -504,7 +504,7 @@ public class TitanDaoMockTest {
 		Vertex vertex = Mockito.mock(Vertex.class);;
 		Map<GraphPropertyEnum, Object> properties = new HashMap<>();
 		properties.put(GraphPropertyEnum.COMPONENT_TYPE, "mock");
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
 		// default test
 
@@ -516,9 +516,9 @@ public class TitanDaoMockTest {
 	public void testDisassociateAndDeleteLast() throws Exception {
 
 		GraphVertex vertex = Mockito.mock(GraphVertex.class);
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 		
-		TitanVertex value = Mockito.mock(TitanVertex.class);
+		JanusGraphVertex value = Mockito.mock(JanusGraphVertex.class);
 		Iterator<Edge> mockiter = Mockito.mock(Iterator.class);
 		Edge nextmock = Mockito.mock(Edge.class);
 		Mockito.when(vertex.getVertex()).thenReturn(value);
@@ -540,9 +540,9 @@ public class TitanDaoMockTest {
 	public void testDisassociateAndDeleteLastOut() throws Exception {
 
 		GraphVertex vertex = Mockito.mock(GraphVertex.class);
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 		
-		TitanVertex value = Mockito.mock(TitanVertex.class);
+		JanusGraphVertex value = Mockito.mock(JanusGraphVertex.class);
 		Iterator<Edge> mockiter = Mockito.mock(Iterator.class);
 		Edge nextmock = Mockito.mock(Edge.class);
 		Mockito.when(vertex.getVertex()).thenReturn(value);
@@ -564,7 +564,7 @@ public class TitanDaoMockTest {
 	public void testDisassociateAndDeleteLastException() throws Exception {
 
 		GraphVertex vertex = Mockito.mock(GraphVertex.class);
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 		
 		Mockito.when(vertex.getVertex()).thenThrow(RuntimeException.class);
 		
@@ -577,7 +577,7 @@ public class TitanDaoMockTest {
 
 		GraphVertex vertexA = new GraphVertex();
 		GraphVertex vertexB = new GraphVertex();
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
 		// default test
 
diff --git a/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/TitanDaoTest.java b/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/JanusGraphDaoTest.java
index 2c4b868ff2..9019de9d24 100644
--- a/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/TitanDaoTest.java
+++ b/catalog-dao/src/test/java/org/openecomp/sdc/be/dao/jsongraph/JanusGraphDaoTest.java
@@ -1,6 +1,6 @@
 package org.openecomp.sdc.be.dao.jsongraph;
 
-import com.thinkaurelius.titan.core.TitanGraph;
+import org.janusgraph.core.JanusGraph;
 import fj.data.Either;
 import org.apache.tinkerpop.gremlin.structure.Edge;
 import org.apache.tinkerpop.gremlin.structure.Element;
@@ -10,13 +10,13 @@ import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.mockito.Mockito;
-import org.openecomp.sdc.be.dao.DAOTitanStrategy;
+import org.openecomp.sdc.be.dao.DAOJanusGraphStrategy;
+import org.openecomp.sdc.be.dao.janusgraph.JanusGraphClient;
+import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
 import org.openecomp.sdc.be.dao.jsongraph.types.EdgeLabelEnum;
 import org.openecomp.sdc.be.dao.jsongraph.types.EdgePropertyEnum;
 import org.openecomp.sdc.be.dao.jsongraph.types.JsonParseFlagEnum;
 import org.openecomp.sdc.be.dao.jsongraph.types.VertexTypeEnum;
-import org.openecomp.sdc.be.dao.titan.TitanGraphClient;
-import org.openecomp.sdc.be.dao.titan.TitanOperationStatus;
 import org.openecomp.sdc.be.datatypes.enums.GraphPropertyEnum;
 import org.openecomp.sdc.be.utils.DAOConfDependentTest;
 import org.slf4j.Logger;
@@ -26,25 +26,25 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
-public class TitanDaoTest extends DAOConfDependentTest{
+public class JanusGraphDaoTest extends DAOConfDependentTest{
 	
 	
-	private static Logger logger = LoggerFactory.getLogger(TitanDaoTest.class);
-	private TitanDao dao = new TitanDao(new TitanGraphClient(new DAOTitanStrategy()));
+	private static Logger logger = LoggerFactory.getLogger(JanusGraphDaoTest.class);
+	private JanusGraphDao dao = new JanusGraphDao(new JanusGraphClient(new DAOJanusGraphStrategy()));
 	
 	@Before
 	public void init(){
-	dao.titanClient.createGraph();
+	dao.janusGraphClient.createGraph();
 	}
 	
 	@After
 	public void end(){
-		dao.titanClient.cleanupGraph();
+		dao.janusGraphClient.cleanupGraph();
 	}
 
 	@Test
 	public void testCreateVertex() throws Exception {
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
 		// default test
 		GraphVertex graphVertex = new GraphVertex(VertexTypeEnum.REQUIREMENTS);
@@ -56,7 +56,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 	
 	@Test
 	public void testGetVertexByLabel() throws Exception {
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
 		// default test
 		result = dao.getVertexByLabel(VertexTypeEnum.ADDITIONAL_INFORMATION);
@@ -64,7 +64,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 	
 	@Test
 	public void testCommit() throws Exception {
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
 		// default test
 		
@@ -75,7 +75,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 	@Test
 	public void testRollback() throws Exception {
 		
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
 		// default test
 		
@@ -85,7 +85,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 	@Test
 	public void testGetGraph() throws Exception {
 		
-		Either<TitanGraph, TitanOperationStatus> result;
+		Either<JanusGraph, JanusGraphOperationStatus> result;
 
 		// default test
 		
@@ -98,7 +98,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 		GraphPropertyEnum name = null;
 		Object value = null;
 		VertexTypeEnum label = null;
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
 		// default test
 		
@@ -114,7 +114,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 		Object value = null;
 		VertexTypeEnum label = null;
 		JsonParseFlagEnum parseFlag = null;
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
 		// default test
 		
@@ -126,7 +126,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 	public void testGetVertexById() throws Exception {
 		
 		String id = "";
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
 		// default test
 		
@@ -138,7 +138,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 		
 		String id = "";
 		JsonParseFlagEnum parseFlag = null;
-		Either<GraphVertex, TitanOperationStatus> result;
+		Either<GraphVertex, JanusGraphOperationStatus> result;
 
 		// test 1
 		
@@ -181,7 +181,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 		
 		VertexTypeEnum type = null;
 		Map<GraphPropertyEnum, Object> props = null;
-		Either<List<GraphVertex>, TitanOperationStatus> result;
+		Either<List<GraphVertex>, JanusGraphOperationStatus> result;
 
 		// default test
 		
@@ -194,7 +194,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 		VertexTypeEnum type = null;
 		Map<GraphPropertyEnum, Object> props = null;
 		JsonParseFlagEnum parseFlag = null;
-		Either<List<GraphVertex>, TitanOperationStatus> result;
+		Either<List<GraphVertex>, JanusGraphOperationStatus> result;
 
 		// default test
 		
@@ -209,7 +209,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 		Map<GraphPropertyEnum, Object> props = null;
 		Map<GraphPropertyEnum, Object> hasNotProps = null;
 		JsonParseFlagEnum parseFlag = null;
-		Either<List<GraphVertex>, TitanOperationStatus> result;
+		Either<List<GraphVertex>, JanusGraphOperationStatus> result;
 
 		// default test
 		
@@ -219,7 +219,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 	@Test
 	public void testGetCatalogVerticies() throws Exception {
 		
-		Either<Iterator<Vertex>, TitanOperationStatus> result;
+		Either<Iterator<Vertex>, JanusGraphOperationStatus> result;
 
 		// default test
 		
@@ -232,7 +232,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 		Vertex parentVertex = null;
 		EdgeLabelEnum edgeLabel = null;
 		JsonParseFlagEnum parseFlag = null;
-		Either<List<Vertex>, TitanOperationStatus> result;
+		Either<List<Vertex>, JanusGraphOperationStatus> result;
 
 		// default test
 		
@@ -245,7 +245,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 		Vertex parentVertex = null;
 		EdgeLabelEnum edgeLabel = null;
 		JsonParseFlagEnum parseFlag = null;
-		Either<List<Vertex>, TitanOperationStatus> result;
+		Either<List<Vertex>, JanusGraphOperationStatus> result;
 
 		// default test
 		
@@ -257,7 +257,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 		
 		Vertex vertex = null;
 		Map<GraphPropertyEnum, Object> properties = null;
-		TitanOperationStatus result;
+		JanusGraphOperationStatus result;
 
 		// default test
 		
@@ -303,7 +303,7 @@ public class TitanDaoTest extends DAOConfDependentTest{
 		String parentId = "";
 		EdgeLabelEnum label = null;
 		Map<GraphPropertyEnum, Object> properties = null;
-		Either<Edge, TitanOperationStatus> result;
+		Either<Edge, JanusGraphOperationStatus> result;
 
 		// default test
 		
diff --git a/catalog-dao/src/test/java/org/openecomp/sdc/be/resources/TitanGenericDaoTest.java b/catalog-dao/src/test/java/org/openecomp/sdc/be/resources/JanusGraphGenericDaoTest.java
index e8c6b3cdd1..09ab6a1745 100644
--- a/catalog-dao/src/test/java/org/openecomp/sdc/be/resources/TitanGenericDaoTest.java
+++ b/catalog-dao/src/test/java/org/openecomp/sdc/be/resources/JanusGraphGenericDaoTest.java
@@ -21,13 +21,13 @@
 package org.openecomp.sdc.be.resources;
 
 import com.google.gson.Gson;
-import com.thinkaurelius.titan.core.PropertyKey;
-import com.thinkaurelius.titan.core.TitanEdge;
-import com.thinkaurelius.titan.core.TitanFactory;
-import com.thinkaurelius.titan.core.TitanGraph;
-import com.thinkaurelius.titan.core.TitanVertex;
-import com.thinkaurelius.titan.core.attribute.Text;
-import com.thinkaurelius.titan.core.schema.TitanManagement;
+import org.janusgraph.core.PropertyKey;
+import org.janusgraph.core.JanusGraphEdge;
+import org.janusgraph.core.JanusGraphFactory;
+import org.janusgraph.core.JanusGraph;
+import org.janusgraph.core.JanusGraphVertex;
+import org.janusgraph.core.attribute.Text;
+import org.janusgraph.core.schema.JanusGraphManagement;
 import fj.data.Either;
 import org.apache.commons.configuration.BaseConfiguration;
 import org.apache.commons.lang3.tuple.ImmutablePair;
@@ -38,10 +38,10 @@ import org.junit.BeforeClass;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.openecomp.sdc.be.config.ConfigurationManager;
+import org.openecomp.sdc.be.dao.janusgraph.JanusGraphGenericDao;
+import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
 import org.openecomp.sdc.be.dao.neo4j.GraphEdgeLabels;
 import org.openecomp.sdc.be.dao.neo4j.GraphPropertiesDictionary;
-import org.openecomp.sdc.be.dao.titan.TitanGenericDao;
-import org.openecomp.sdc.be.dao.titan.TitanOperationStatus;
 import org.openecomp.sdc.be.dao.utils.UserStatusEnum;
 import org.openecomp.sdc.be.datatypes.components.ResourceMetadataDataDefinition;
 import org.openecomp.sdc.be.datatypes.enums.NodeTypeEnum;
@@ -72,12 +72,12 @@ import static org.junit.Assert.assertTrue;
 @ContextConfiguration("classpath:application-context-test.xml")
 @TestExecutionListeners(listeners = { DependencyInjectionTestExecutionListener.class,
 		DirtiesContextTestExecutionListener.class, TransactionalTestExecutionListener.class })
-public class TitanGenericDaoTest {
-	private static Logger log = LoggerFactory.getLogger(TitanGenericDaoTest.class.getName());
+public class JanusGraphGenericDaoTest {
+	private static Logger log = LoggerFactory.getLogger(JanusGraphGenericDaoTest.class.getName());
 	private static ConfigurationManager configurationManager;
 
-	@Resource(name = "titan-generic-dao")
-	private TitanGenericDao titanDao;
+	@Resource(name = "janusgraph-generic-dao")
+	private JanusGraphGenericDao janusGraphDao;
 
 	@BeforeClass
 	public static void setupBeforeClass() {
@@ -86,27 +86,26 @@ public class TitanGenericDaoTest {
 		ConfigurationSource configurationSource = new FSConfigurationSource(ExternalConfiguration.getChangeListener(),
 				appConfigDir);
 		configurationManager = new ConfigurationManager(configurationSource);
-		configurationManager.getConfiguration()
-				.setTitanCfgFile("../catalog-be/src/main/resources/config/titan.properties");
-		configurationManager.getConfiguration().setTitanInMemoryGraph(true);
+		configurationManager.getConfiguration().setJanusGraphCfgFile("../catalog-be/src/main/resources/config/janusgraph.properties");
+		configurationManager.getConfiguration().setJanusGraphInMemoryGraph(true);
 	}
 
 	// @Test
 	public void testcheckEdgeProps() {
-		TitanGraph graph = titanDao.getGraph().left().value();
-		TitanVertex v1 = graph.addVertex();
+		JanusGraph graph = janusGraphDao.getGraph().left().value();
+		JanusGraphVertex v1 = graph.addVertex();
 		v1.property("prop1", 123);
-		TitanVertex v2 = graph.addVertex();
+		JanusGraphVertex v2 = graph.addVertex();
 		v2.property("prop1", 456);
-		TitanEdge addEdge = v1.addEdge("label11", v2);
+		JanusGraphEdge addEdge = v1.addEdge("label11", v2);
 		addEdge.property("edgeProp", "my prop edge");
 		graph.tx().commit();
 
-		Either<TitanVertex, TitanOperationStatus> v11 = titanDao.getVertexByProperty("prop1", 123);
+		Either<JanusGraphVertex, JanusGraphOperationStatus> v11 = janusGraphDao.getVertexByProperty("prop1", 123);
 		Iterator<Edge> edges = v11.left().value().edges(Direction.OUT, "label11");
 		Edge edge = edges.next();
 		// String value = (String)edge.value("edgeProp");
-		String value = (String) titanDao.getProperty(edge, "edgeProp");
+		String value = (String) janusGraphDao.getProperty(edge, "edgeProp");
 		log.debug(value);
 
 	}
@@ -118,34 +117,34 @@ public class TitanGenericDaoTest {
 		UserData userData = new UserData("Myname123", "Mylastname", id, "email123", "Tester",
 				UserStatusEnum.ACTIVE.name(), null);
 
-		Either<UserData, TitanOperationStatus> newNode = titanDao.createNode(userData, UserData.class);
+		Either<UserData, JanusGraphOperationStatus> newNode = janusGraphDao.createNode(userData, UserData.class);
 
 		assertTrue(newNode.isLeft());
 
 		log.debug("{}", newNode.left().value());
 
-		titanDao.commit();
+		janusGraphDao.commit();
 
 		ImmutablePair<String, Object> keyValueId = userData.getKeyValueId();
-		Either<UserData, TitanOperationStatus> node = titanDao.getNode(keyValueId.getKey(), keyValueId.getValue(),
+		Either<UserData, JanusGraphOperationStatus> node = janusGraphDao.getNode(keyValueId.getKey(), keyValueId.getValue(),
 				UserData.class);
-		titanDao.commit();
+		janusGraphDao.commit();
 		assertTrue(node.isLeft());
 		log.debug("{}", node.left().value());
 
 		userData.setRole("Designer");
-		node = titanDao.updateNode(userData, UserData.class);
+		node = janusGraphDao.updateNode(userData, UserData.class);
 		assertTrue(node.isLeft());
 		log.debug("{}", node.left().value());
 		assertEquals(null, "Designer", node.left().value().getRole());
-		titanDao.commit();
+		janusGraphDao.commit();
 
-		node = titanDao.deleteNode(userData, UserData.class);
+		node = janusGraphDao.deleteNode(userData, UserData.class);
 		assertTrue(node.isLeft());
 		log.debug("{}", node.left().value());
-		titanDao.commit();
+		janusGraphDao.commit();
 
-		node = titanDao.getNode(keyValueId.getKey(), keyValueId.getValue(), UserData.class);
+		node = janusGraphDao.getNode(keyValueId.getKey(), keyValueId.getValue(), UserData.class);
 		assertTrue(node.isRight());
 		log.debug("{}", node.right().value());
 
@@ -159,29 +158,29 @@ public class TitanGenericDaoTest {
 		UserData userData1 = new UserData("Myname123", "Mylastname", id, "email123", "Tester",
 				UserStatusEnum.ACTIVE.name(), null);
 
-		Either<UserData, TitanOperationStatus> node1 = titanDao.createNode(userData1, UserData.class);
+		Either<UserData, JanusGraphOperationStatus> node1 = janusGraphDao.createNode(userData1, UserData.class);
 		assertTrue(node1.isLeft());
 		log.debug("{}", node1.left().value());
 
 		id = "userIddfkoer45abc";
 		UserData userData2 = new UserData("Mynadyhme123", "Mylasghtname", id, "emaighdl123", "Designer",
 				UserStatusEnum.ACTIVE.name(), null);
-		Either<UserData, TitanOperationStatus> node2 = titanDao.createNode(userData2, UserData.class);
+		Either<UserData, JanusGraphOperationStatus> node2 = janusGraphDao.createNode(userData2, UserData.class);
 		assertTrue(node2.isLeft());
 		log.debug("{}", node2.left().value());
 
-		titanDao.commit();
+		janusGraphDao.commit();
 
 		ImmutablePair<String, Object> keyValueId1 = userData1.getKeyValueId();
 		// get first node
-		Either<UserData, TitanOperationStatus> node = titanDao.getNode(keyValueId1.getKey(), keyValueId1.getValue(),
+		Either<UserData, JanusGraphOperationStatus> node = janusGraphDao.getNode(keyValueId1.getKey(), keyValueId1.getValue(),
 				UserData.class);
 		assertTrue(node.isLeft());
 		log.debug("{}", node.left().value());
-		titanDao.commit();
+		janusGraphDao.commit();
 
 		// get all must be 2 + 1 default user = 3
-		Either<List<UserData>, TitanOperationStatus> all = titanDao.getAll(NodeTypeEnum.User, UserData.class);
+		Either<List<UserData>, JanusGraphOperationStatus> all = janusGraphDao.getAll(NodeTypeEnum.User, UserData.class);
 		assertTrue(all.isLeft());
 		assertTrue(all.left().value().size() > 0);
 
@@ -192,7 +191,7 @@ public class TitanGenericDaoTest {
 		props.put(keyValueId1.getKey(), keyValueId1.getValue());
 
 		// get by criteria. must be 1
-		Either<List<UserData>, TitanOperationStatus> byCriteria = titanDao.getByCriteria(NodeTypeEnum.User, props,
+		Either<List<UserData>, JanusGraphOperationStatus> byCriteria = janusGraphDao.getByCriteria(NodeTypeEnum.User, props,
 				UserData.class);
 		assertTrue(byCriteria.isLeft());
 		assertEquals(1, byCriteria.left().value().size());
@@ -200,9 +199,9 @@ public class TitanGenericDaoTest {
 		log.debug("{}", byCriteria.left().value());
 
 		// delete all nodes
-		node = titanDao.deleteNode(userData1, UserData.class);
+		node = janusGraphDao.deleteNode(userData1, UserData.class);
 		assertTrue(node.isLeft());
-		node = titanDao.deleteNode(userData2, UserData.class);
+		node = janusGraphDao.deleteNode(userData2, UserData.class);
 		assertTrue(node.isLeft());
 	}
 
@@ -211,7 +210,7 @@ public class TitanGenericDaoTest {
 		String id = "userId12345abc";
 		UserData userData = new UserData("Myname123", "Mylastname", id, "email123", UserRoleEnum.ADMIN.name(),
 				UserStatusEnum.ACTIVE.name(), null);
-		titanDao.createNode(userData, UserData.class);
+		janusGraphDao.createNode(userData, UserData.class);
 		ResourceMetadataData resourceData = new ResourceMetadataData();
 		resourceData.getMetadataDataDefinition().setName("resourceForLock");
 		resourceData.getMetadataDataDefinition().setVersion("0.1");
@@ -219,37 +218,37 @@ public class TitanGenericDaoTest {
 		resourceData.getMetadataDataDefinition().setUniqueId(resourceData.getMetadataDataDefinition().getName() + "."
 				+ resourceData.getMetadataDataDefinition().getVersion());
 
-		titanDao.createNode(resourceData, ResourceMetadataData.class);
-		titanDao.createRelation(userData, resourceData, GraphEdgeLabels.LAST_MODIFIER, null);
-		titanDao.commit();
+		janusGraphDao.createNode(resourceData, ResourceMetadataData.class);
+		janusGraphDao.createRelation(userData, resourceData, GraphEdgeLabels.LAST_MODIFIER, null);
+		janusGraphDao.commit();
 
-		Either<List<Edge>, TitanOperationStatus> eitherEdges = titanDao.getEdgesForNode(userData, Direction.OUT);
+		Either<List<Edge>, JanusGraphOperationStatus> eitherEdges = janusGraphDao.getEdgesForNode(userData, Direction.OUT);
 		assertTrue(eitherEdges.isLeft());
         assertEquals(1, eitherEdges.left().value().size());
 
-		eitherEdges = titanDao.getEdgesForNode(userData, Direction.IN);
+		eitherEdges = janusGraphDao.getEdgesForNode(userData, Direction.IN);
 		assertTrue(eitherEdges.isLeft());
         assertEquals(0, eitherEdges.left().value().size());
 
-		eitherEdges = titanDao.getEdgesForNode(resourceData, Direction.OUT);
+		eitherEdges = janusGraphDao.getEdgesForNode(resourceData, Direction.OUT);
 		assertTrue(eitherEdges.isLeft());
         assertEquals(0, eitherEdges.left().value().size());
 
-		eitherEdges = titanDao.getEdgesForNode(resourceData, Direction.IN);
+		eitherEdges = janusGraphDao.getEdgesForNode(resourceData, Direction.IN);
 		assertTrue(eitherEdges.isLeft());
         assertEquals(1, eitherEdges.left().value().size());
 
-		eitherEdges = titanDao.getEdgesForNode(resourceData, Direction.BOTH);
+		eitherEdges = janusGraphDao.getEdgesForNode(resourceData, Direction.BOTH);
 		assertTrue(eitherEdges.isLeft());
         assertEquals(1, eitherEdges.left().value().size());
 
-		eitherEdges = titanDao.getEdgesForNode(userData, Direction.BOTH);
+		eitherEdges = janusGraphDao.getEdgesForNode(userData, Direction.BOTH);
 		assertTrue(eitherEdges.isLeft());
         assertEquals(1, eitherEdges.left().value().size());
 
-		titanDao.deleteNode(userData, UserData.class);
-		titanDao.deleteNode(resourceData, ResourceMetadataData.class);
-		titanDao.commit();
+		janusGraphDao.deleteNode(userData, UserData.class);
+		janusGraphDao.deleteNode(resourceData, ResourceMetadataData.class);
+		janusGraphDao.commit();
 	}
 
 	@Test
@@ -263,37 +262,37 @@ public class TitanGenericDaoTest {
 		resourceData.getMetadataDataDefinition().setUniqueId(resourceData.getMetadataDataDefinition().getName() + "."
 				+ resourceData.getMetadataDataDefinition().getVersion());
 
-		Either<ResourceMetadataData, TitanOperationStatus> resource1 = titanDao.createNode(resourceData,
+		Either<ResourceMetadataData, JanusGraphOperationStatus> resource1 = janusGraphDao.createNode(resourceData,
 				ResourceMetadataData.class);
 		assertTrue(resource1.isLeft());
-		titanDao.commit();
+		janusGraphDao.commit();
 		String lockId = "lock_" + resourceData.getLabel() + "_" + resource1.left().value().getUniqueId();
 
-		Either<GraphNodeLock, TitanOperationStatus> nodeLock = titanDao
+		Either<GraphNodeLock, JanusGraphOperationStatus> nodeLock = janusGraphDao
 				.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
 		assertTrue(nodeLock.isRight());
-		assertEquals(TitanOperationStatus.NOT_FOUND, nodeLock.right().value());
+		assertEquals(JanusGraphOperationStatus.NOT_FOUND, nodeLock.right().value());
 
-		TitanOperationStatus status = titanDao.lockElement(resourceData);
-		assertEquals(TitanOperationStatus.OK, status);
+		JanusGraphOperationStatus status = janusGraphDao.lockElement(resourceData);
+		assertEquals(JanusGraphOperationStatus.OK, status);
 
-		nodeLock = titanDao.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
+		nodeLock = janusGraphDao.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
 		assertTrue(nodeLock.isLeft());
 		assertEquals(lockId, nodeLock.left().value().getUniqueId());
 
-		titanDao.commit();
+		janusGraphDao.commit();
 
-		status = titanDao.lockElement(resourceData);
-		assertEquals(TitanOperationStatus.ALREADY_LOCKED, status);
+		status = janusGraphDao.lockElement(resourceData);
+		assertEquals(JanusGraphOperationStatus.ALREADY_LOCKED, status);
 
-		status = titanDao.releaseElement(resourceData);
-		assertEquals(TitanOperationStatus.OK, status);
+		status = janusGraphDao.releaseElement(resourceData);
+		assertEquals(JanusGraphOperationStatus.OK, status);
 
-		nodeLock = titanDao.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
+		nodeLock = janusGraphDao.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
 		assertTrue(nodeLock.isRight());
-		assertEquals(TitanOperationStatus.NOT_FOUND, nodeLock.right().value());
-		titanDao.deleteNode(resourceData, ResourceMetadataData.class);
-		titanDao.commit();
+		assertEquals(JanusGraphOperationStatus.NOT_FOUND, nodeLock.right().value());
+		janusGraphDao.deleteNode(resourceData, ResourceMetadataData.class);
+		janusGraphDao.commit();
 
 	}
 
@@ -308,37 +307,37 @@ public class TitanGenericDaoTest {
 		resourceData.getMetadataDataDefinition().setUniqueId(resourceData.getMetadataDataDefinition().getName() + "."
 				+ resourceData.getMetadataDataDefinition().getVersion());
 
-		Either<ResourceMetadataData, TitanOperationStatus> resource1 = titanDao.createNode(resourceData,
+		Either<ResourceMetadataData, JanusGraphOperationStatus> resource1 = janusGraphDao.createNode(resourceData,
 				ResourceMetadataData.class);
 		assertTrue(resource1.isLeft());
-		titanDao.commit();
+		janusGraphDao.commit();
 		String lockId = "lock_" + resourceData.getLabel() + "_" + resource1.left().value().getUniqueId();
 
-		Either<GraphNodeLock, TitanOperationStatus> nodeLock = titanDao
+		Either<GraphNodeLock, JanusGraphOperationStatus> nodeLock = janusGraphDao
 				.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
 		assertTrue(nodeLock.isRight());
-		assertEquals(TitanOperationStatus.NOT_FOUND, nodeLock.right().value());
+		assertEquals(JanusGraphOperationStatus.NOT_FOUND, nodeLock.right().value());
 
 		// lock
-		TitanOperationStatus status = titanDao.lockElement(resourceData);
-		assertEquals(TitanOperationStatus.OK, status);
+		JanusGraphOperationStatus status = janusGraphDao.lockElement(resourceData);
+		assertEquals(JanusGraphOperationStatus.OK, status);
 
-		nodeLock = titanDao.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
+		nodeLock = janusGraphDao.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
 		assertTrue(nodeLock.isLeft());
 		assertEquals(lockId, nodeLock.left().value().getUniqueId());
 		long time1 = nodeLock.left().value().getTime();
 
-		titanDao.commit();
+		janusGraphDao.commit();
 
 		// timeout
-		configurationManager.getConfiguration().setTitanLockTimeout(2L);
+		configurationManager.getConfiguration().setJanusGraphLockTimeout(2L);
 		Thread.sleep(5001);
 
 		// relock
-		status = titanDao.lockElement(resourceData);
-		assertEquals(TitanOperationStatus.OK, status);
+		status = janusGraphDao.lockElement(resourceData);
+		assertEquals(JanusGraphOperationStatus.OK, status);
 
-		nodeLock = titanDao.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
+		nodeLock = janusGraphDao.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
 		assertTrue(nodeLock.isLeft());
 		assertEquals(lockId, nodeLock.left().value().getUniqueId());
 
@@ -346,15 +345,15 @@ public class TitanGenericDaoTest {
 
 		assertTrue(time2 > time1);
 
-		status = titanDao.releaseElement(resourceData);
-		assertEquals(TitanOperationStatus.OK, status);
+		status = janusGraphDao.releaseElement(resourceData);
+		assertEquals(JanusGraphOperationStatus.OK, status);
 
-		nodeLock = titanDao.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
+		nodeLock = janusGraphDao.getNode(GraphPropertiesDictionary.UNIQUE_ID.getProperty(), lockId, GraphNodeLock.class);
 		assertTrue(nodeLock.isRight());
-		assertEquals(TitanOperationStatus.NOT_FOUND, nodeLock.right().value());
+		assertEquals(JanusGraphOperationStatus.NOT_FOUND, nodeLock.right().value());
 
-		titanDao.deleteNode(resourceData, ResourceMetadataData.class);
-		titanDao.commit();
+		janusGraphDao.deleteNode(resourceData, ResourceMetadataData.class);
+		janusGraphDao.commit();
 
 	}
 
@@ -369,7 +368,7 @@ public class TitanGenericDaoTest {
 		resourceData.getMetadataDataDefinition().setUniqueId(resourceData.getMetadataDataDefinition().getName() + "."
 				+ resourceData.getMetadataDataDefinition().getVersion());
 
-		Either<ResourceMetadataData, TitanOperationStatus> resource1 = titanDao.createNode(resourceData,
+		Either<ResourceMetadataData, JanusGraphOperationStatus> resource1 = janusGraphDao.createNode(resourceData,
 				ResourceMetadataData.class);
 		assertTrue(resource1.isLeft());
 
@@ -382,9 +381,9 @@ public class TitanGenericDaoTest {
 		resourceData.getMetadataDataDefinition().setUniqueId(resourceData.getMetadataDataDefinition().getName() + "."
 				+ resourceData.getMetadataDataDefinition().getVersion());
 
-		Either<ResourceMetadataData, TitanOperationStatus> resource2 = titanDao.createNode(resourceData,
+		Either<ResourceMetadataData, JanusGraphOperationStatus> resource2 = janusGraphDao.createNode(resourceData,
 				ResourceMetadataData.class);
-		titanDao.commit();
+		janusGraphDao.commit();
 
 		Map<String, Object> props = new HashMap<>();
 
@@ -393,26 +392,26 @@ public class TitanGenericDaoTest {
 		props.put(GraphPropertiesDictionary.IS_HIGHEST_VERSION.getProperty(), false);
 
 		// get by criteria. must be 1
-		Either<List<ResourceMetadataData>, TitanOperationStatus> byCriteria = titanDao
+		Either<List<ResourceMetadataData>, JanusGraphOperationStatus> byCriteria = janusGraphDao
 				.getByCriteria(NodeTypeEnum.Resource, props, ResourceMetadataData.class);
 		assertTrue(byCriteria.isLeft());
 
-		titanDao.deleteNode(resource1.left().value(), ResourceMetadataData.class);
+		janusGraphDao.deleteNode(resource1.left().value(), ResourceMetadataData.class);
 
-		titanDao.deleteNode(resource2.left().value(), ResourceMetadataData.class);
-		titanDao.commit();
+		janusGraphDao.deleteNode(resource2.left().value(), ResourceMetadataData.class);
+		janusGraphDao.commit();
 	}
 
 	// @Test
 	public void testStringSearch() {
-		TitanGraph graph;
+		JanusGraph graph;
 
 		BaseConfiguration conf = new BaseConfiguration();
 		conf.setProperty("storage.backend", "inmemory");
-		graph = TitanFactory.open(conf);
+		graph = JanusGraphFactory.open(conf);
 
-		// TitanManagement graphMgt = graph.getManagementSystem();
-		TitanManagement graphMgt = graph.openManagement();
+		// JanusGraphManagement graphMgt = graph.getManagementSystem();
+		JanusGraphManagement graphMgt = graph.openManagement();
 		PropertyKey propKey = graphMgt.makePropertyKey("string1").dataType(String.class).make();
 		graphMgt.buildIndex("string1", Vertex.class).addKey(propKey).unique().buildCompositeIndex();
 
@@ -423,49 +422,49 @@ public class TitanGenericDaoTest {
 
 
 		log.debug("**** predicat index search non case");
-		Iterable<TitanVertex> vertices = graph.query().has("string1", Text.REGEX, "my new string 1").vertices();
-		Iterator<TitanVertex> iter = vertices.iterator();
+		Iterable<JanusGraphVertex> vertices = graph.query().has("string1", Text.REGEX, "my new string 1").vertices();
+		Iterator<JanusGraphVertex> iter = vertices.iterator();
 		while (iter.hasNext()) {
 			Vertex ver = iter.next();
 			// System.out.println(com.tinkerpop.blueprints.util.ElementHelper.getProperties(ver));
-			log.debug("{}", titanDao.getProperties(ver));
+			log.debug("{}", janusGraphDao.getProperties(ver));
 		}
 
 	}
 
 	@Test
-	public void testDuplicateResultDueToTitanBug() {
+	public void testDuplicateResultDueToJanusGraphBug() {
 
 		ResourceMetadataData resourceData1 = new ResourceMetadataData();
 		resourceData1.getMetadataDataDefinition().setUniqueId("A");
 		((ResourceMetadataDataDefinition) resourceData1.getMetadataDataDefinition()).setAbstract(true);
 		resourceData1.getMetadataDataDefinition().setName("aaaa");
 
-		Either<ResourceMetadataData, TitanOperationStatus> newNode1 = titanDao.createNode(resourceData1,
+		Either<ResourceMetadataData, JanusGraphOperationStatus> newNode1 = janusGraphDao.createNode(resourceData1,
 				ResourceMetadataData.class);
 		assertTrue(newNode1.isLeft());
 		log.debug("{}", newNode1.left().value());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		Map<String, Object> props = new HashMap<>();
 		props.put(GraphPropertiesDictionary.IS_ABSTRACT.getProperty(), true);
-		Either<List<ResourceMetadataData>, TitanOperationStatus> byCriteria = titanDao
+		Either<List<ResourceMetadataData>, JanusGraphOperationStatus> byCriteria = janusGraphDao
 				.getByCriteria(NodeTypeEnum.Resource, props, ResourceMetadataData.class);
 		assertTrue(byCriteria.isLeft());
 		assertEquals("check one result returned", 1, byCriteria.left().value().size());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		ResourceMetadataData resourceToUpdate = new ResourceMetadataData();
 		((ResourceMetadataDataDefinition) resourceToUpdate.getMetadataDataDefinition()).setAbstract(false);
 		resourceToUpdate.getMetadataDataDefinition().setUniqueId("A");
-		Either<ResourceMetadataData, TitanOperationStatus> updateNode = titanDao.updateNode(resourceToUpdate,
+		Either<ResourceMetadataData, JanusGraphOperationStatus> updateNode = janusGraphDao.updateNode(resourceToUpdate,
 				ResourceMetadataData.class);
 		assertTrue(updateNode.isLeft());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
-		byCriteria = titanDao.getByCriteria(NodeTypeEnum.Resource, props, ResourceMetadataData.class);
+		byCriteria = janusGraphDao.getByCriteria(NodeTypeEnum.Resource, props, ResourceMetadataData.class);
 		assertTrue(byCriteria.isRight());
-		assertEquals("check one result returned due to titan bug", TitanOperationStatus.NOT_FOUND,
+		assertEquals("check one result returned due to janusgraph bug", JanusGraphOperationStatus.NOT_FOUND,
 				byCriteria.right().value());
 
 		AdditionalInfoParameterData infoParameterData = new AdditionalInfoParameterData();
@@ -474,11 +473,11 @@ public class TitanGenericDaoTest {
 		idToKey.put("key1", "value1");
 		infoParameterData.setIdToKey(idToKey);
 
-		Either<AdditionalInfoParameterData, TitanOperationStatus> newNode2 = titanDao.createNode(infoParameterData,
+		Either<AdditionalInfoParameterData, JanusGraphOperationStatus> newNode2 = janusGraphDao.createNode(infoParameterData,
 				AdditionalInfoParameterData.class);
 		assertTrue(newNode2.isLeft());
 		log.debug("{}", newNode2.left().value());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		Map<String, String> idToKey2 = new HashMap<>();
 		idToKey2.put("key1", "value2");
@@ -490,24 +489,24 @@ public class TitanGenericDaoTest {
 		// props2.put(GraphPropertiesDictionary.ADDITIONAL_INFO_ID_TO_KEY.getProperty(),
 		// idToKey2);
 
-		Either<List<AdditionalInfoParameterData>, TitanOperationStatus> byCriteria2 = titanDao
+		Either<List<AdditionalInfoParameterData>, JanusGraphOperationStatus> byCriteria2 = janusGraphDao
 				.getByCriteria(NodeTypeEnum.AdditionalInfoParameters, props2, AdditionalInfoParameterData.class);
 		assertTrue(byCriteria2.isRight());
-		assertEquals("check one result returned due to titan bug", TitanOperationStatus.NOT_FOUND,
+		assertEquals("check one result returned due to janusgraph bug", JanusGraphOperationStatus.NOT_FOUND,
 				byCriteria2.right().value());
 
 		infoParameterData.setIdToKey(idToKey2);
 
-		Either<AdditionalInfoParameterData, TitanOperationStatus> updateNode2 = titanDao.updateNode(infoParameterData,
+		Either<AdditionalInfoParameterData, JanusGraphOperationStatus> updateNode2 = janusGraphDao.updateNode(infoParameterData,
 				AdditionalInfoParameterData.class);
 		assertTrue(updateNode2.isLeft());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		props2.put(GraphPropertiesDictionary.ADDITIONAL_INFO_ID_TO_KEY.getProperty(), idToKey);
-		byCriteria2 = titanDao.getByCriteria(NodeTypeEnum.AdditionalInfoParameters, props2,
+		byCriteria2 = janusGraphDao.getByCriteria(NodeTypeEnum.AdditionalInfoParameters, props2,
 				AdditionalInfoParameterData.class);
 		assertTrue(byCriteria2.isRight());
-		assertEquals("check one result returned due to titan bug", TitanOperationStatus.NOT_FOUND,
+		assertEquals("check one result returned due to janusgraph bug", JanusGraphOperationStatus.NOT_FOUND,
 				byCriteria2.right().value());
 
 		ComponentInstanceData resourceInstanceData = new ComponentInstanceData();
@@ -515,33 +514,33 @@ public class TitanGenericDaoTest {
 		resourceInstanceData.getComponentInstDataDefinition().setPosX("22");
 		resourceInstanceData.getComponentInstDataDefinition().setName("myresource_1");
 
-		Either<ComponentInstanceData, TitanOperationStatus> newNode3 = titanDao.createNode(resourceInstanceData,
+		Either<ComponentInstanceData, JanusGraphOperationStatus> newNode3 = janusGraphDao.createNode(resourceInstanceData,
 				ComponentInstanceData.class);
 		assertTrue(newNode3.isLeft());
 		log.debug("{}", newNode3.left().value());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		resourceInstanceData.getComponentInstDataDefinition().setPosX("50");
-		Either<ComponentInstanceData, TitanOperationStatus> updateNode3 = titanDao.updateNode(resourceInstanceData,
+		Either<ComponentInstanceData, JanusGraphOperationStatus> updateNode3 = janusGraphDao.updateNode(resourceInstanceData,
 				ComponentInstanceData.class);
 		assertTrue(updateNode3.isLeft());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		resourceInstanceData.getComponentInstDataDefinition().setName("myresource_2");
-		updateNode3 = titanDao.updateNode(resourceInstanceData, ComponentInstanceData.class);
+		updateNode3 = janusGraphDao.updateNode(resourceInstanceData, ComponentInstanceData.class);
 		assertTrue(updateNode3.isLeft());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		Map<String, Object> props3 = new HashMap<>();
 		props3.put("positionX", "22");
-		Either<List<ComponentInstanceData>, TitanOperationStatus> byCriteria3 = titanDao
+		Either<List<ComponentInstanceData>, JanusGraphOperationStatus> byCriteria3 = janusGraphDao
 				.getByCriteria(NodeTypeEnum.ResourceInstance, props3, ComponentInstanceData.class);
 		assertTrue(byCriteria3.isRight());
-		assertEquals("check one result returned due to titan bug", TitanOperationStatus.NOT_FOUND,
+		assertEquals("check one result returned due to janusgraph bug", JanusGraphOperationStatus.NOT_FOUND,
 				byCriteria3.right().value());
 
 		props3.put("positionX", "50");
-		byCriteria3 = titanDao.getByCriteria(NodeTypeEnum.ResourceInstance, props3, ComponentInstanceData.class);
+		byCriteria3 = janusGraphDao.getByCriteria(NodeTypeEnum.ResourceInstance, props3, ComponentInstanceData.class);
 		assertTrue(byCriteria3.isLeft());
 
 		/////////////////////////// check integer ////////////////////////
@@ -550,33 +549,33 @@ public class TitanGenericDaoTest {
 		artifactData.getArtifactDataDefinition().setUniqueId("ad234");
 		artifactData.getArtifactDataDefinition().setTimeout(100);
 
-		Either<ArtifactData, TitanOperationStatus> newNode4 = titanDao.createNode(artifactData, ArtifactData.class);
+		Either<ArtifactData, JanusGraphOperationStatus> newNode4 = janusGraphDao.createNode(artifactData, ArtifactData.class);
 		assertTrue(newNode4.isLeft());
 		log.debug("{}", newNode4.left().value());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		artifactData.getArtifactDataDefinition().setTimeout(50);
-		Either<ArtifactData, TitanOperationStatus> updateNode4 = titanDao.updateNode(artifactData, ArtifactData.class);
+		Either<ArtifactData, JanusGraphOperationStatus> updateNode4 = janusGraphDao.updateNode(artifactData, ArtifactData.class);
 		assertTrue(updateNode4.isLeft());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		Map<String, Object> props4 = new HashMap<>();
 		props4.put("timeout", 100);
-		Either<List<ArtifactData>, TitanOperationStatus> byCriteria4 = titanDao.getByCriteria(NodeTypeEnum.ArtifactRef,
+		Either<List<ArtifactData>, JanusGraphOperationStatus> byCriteria4 = janusGraphDao.getByCriteria(NodeTypeEnum.ArtifactRef,
 				props4, ArtifactData.class);
 		assertTrue(byCriteria4.isRight());
-		assertEquals("check one result returned due to titan bug", TitanOperationStatus.NOT_FOUND,
+		assertEquals("check one result returned due to janusgraph bug", JanusGraphOperationStatus.NOT_FOUND,
 				byCriteria4.right().value());
 
 		props4.put("timeout", 50);
-		byCriteria4 = titanDao.getByCriteria(NodeTypeEnum.ArtifactRef, props4, ArtifactData.class);
+		byCriteria4 = janusGraphDao.getByCriteria(NodeTypeEnum.ArtifactRef, props4, ArtifactData.class);
 		assertTrue(byCriteria4.isLeft());
 
-		titanDao.rollback();
+		janusGraphDao.rollback();
 	}
 
 	@Test
-	public void testDuplicateResultUSeHasNotQueryDueToTitanBug() {
+	public void testDuplicateResultUSeHasNotQueryDueToJanusGraphBug() {
 		
 		String name = "bbbb";
 
@@ -585,46 +584,46 @@ public class TitanGenericDaoTest {
 		((ResourceMetadataDataDefinition) resourceData1.getMetadataDataDefinition()).setAbstract(true);
 		resourceData1.getMetadataDataDefinition().setName(name);
 
-		Either<ResourceMetadataData, TitanOperationStatus> newNode1 = titanDao.createNode(resourceData1,
+		Either<ResourceMetadataData, JanusGraphOperationStatus> newNode1 = janusGraphDao.createNode(resourceData1,
 				ResourceMetadataData.class);
 		assertTrue(newNode1.isLeft());
 		log.debug("{}", newNode1.left().value());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		Map<String, Object> props = new HashMap<>();
 		props.put(GraphPropertiesDictionary.IS_ABSTRACT.getProperty(), true);
-		Either<List<ResourceMetadataData>, TitanOperationStatus> byCriteria = titanDao
+		Either<List<ResourceMetadataData>, JanusGraphOperationStatus> byCriteria = janusGraphDao
 				.getByCriteria(NodeTypeEnum.Resource, props, ResourceMetadataData.class);
 		assertTrue(byCriteria.isLeft());
 		assertEquals("check one result returned", 1, byCriteria.left().value().size());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		ResourceMetadataData resourceToUpdate = new ResourceMetadataData();
 		((ResourceMetadataDataDefinition) resourceToUpdate.getMetadataDataDefinition()).setAbstract(false);
 		resourceToUpdate.getMetadataDataDefinition().setUniqueId("A");
-		Either<ResourceMetadataData, TitanOperationStatus> updateNode = titanDao.updateNode(resourceToUpdate,
+		Either<ResourceMetadataData, JanusGraphOperationStatus> updateNode = janusGraphDao.updateNode(resourceToUpdate,
 				ResourceMetadataData.class);
 		assertTrue(updateNode.isLeft());
-		// titanDao.commit();
+		// janusGraphDao.commit();
 
 		// no result where isAbstract = true
-		byCriteria = titanDao.getByCriteria(NodeTypeEnum.Resource, props, ResourceMetadataData.class);
+		byCriteria = janusGraphDao.getByCriteria(NodeTypeEnum.Resource, props, ResourceMetadataData.class);
 		assertTrue(byCriteria.isRight());
-		assertEquals("check one result returned due to titan bug", TitanOperationStatus.NOT_FOUND,
+		assertEquals("check one result returned due to janusgraph bug", JanusGraphOperationStatus.NOT_FOUND,
 				byCriteria.right().value());
 
 		// one result where isAbstract != true
-		byCriteria = titanDao.getByCriteria(NodeTypeEnum.Resource, null, props, ResourceMetadataData.class);
+		byCriteria = janusGraphDao.getByCriteria(NodeTypeEnum.Resource, null, props, ResourceMetadataData.class);
 		assertTrue(byCriteria.isLeft());
 		assertEquals("check one result returned", 1, byCriteria.left().value().size());
 
 		props.put(GraphPropertiesDictionary.IS_ABSTRACT.getProperty(), false);
-		byCriteria = titanDao.getByCriteria(NodeTypeEnum.Resource, null, props, ResourceMetadataData.class);
+		byCriteria = janusGraphDao.getByCriteria(NodeTypeEnum.Resource, null, props, ResourceMetadataData.class);
 		assertTrue(byCriteria.isRight());
-		assertEquals("check one result returned due to titan bug", TitanOperationStatus.NOT_FOUND,
+		assertEquals("check one result returned due to janusgraph bug", JanusGraphOperationStatus.NOT_FOUND,
 				byCriteria.right().value());
 
-		titanDao.rollback();
+		janusGraphDao.rollback();
 
 	}