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>
diff --git a/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/api/ComponentBaseTest.java b/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/api/ComponentBaseTest.java
index 4f74345..8f6d9db 100644
--- a/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/api/ComponentBaseTest.java
+++ b/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/api/ComponentBaseTest.java
@@ -24,7 +24,7 @@
 import ch.qos.logback.classic.LoggerContext;
 import com.aventstack.extentreports.ExtentTest;
 import com.aventstack.extentreports.Status;
-import com.thinkaurelius.titan.core.TitanGraph;
+import org.janusgraph.core.JanusGraph;
 import org.apache.commons.collections.CollectionUtils;
 import org.apache.log4j.Logger;
 import org.junit.rules.TestName;
@@ -67,7 +67,7 @@
     protected static final String REPORT_FOLDER = "." + File.separator + "ExtentReport" + File.separator;
     private static final String VERSIONS_INFO_FILE_NAME = "versions.info";
     private static final String REPORT_FILE_NAME = "SDC_CI_Extent_Report.html";
-    protected static TitanGraph titanGraph;
+    protected static JanusGraph janusGraph;
     public static Config config;
     protected static ITestContext myContext;
 
@@ -151,7 +151,7 @@
     }
 
     @AfterSuite(alwaysRun = true)
-    public static void shutdownTitan() throws Exception {
+    public static void shutdownJanusGraph() throws Exception {
         performClean();
     }
 
diff --git a/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/config/Config.java b/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/config/Config.java
index c44c029..ffdf2fd 100644
--- a/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/config/Config.java
+++ b/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/config/Config.java
@@ -68,7 +68,7 @@
 	private String neoDBusername;
 	private String neoDBpassword;
 
-	private String titanPropertiesFile;
+	private String januGraphPropertiesFile;
 	private List<String> packages;
 	private List<String> bugs;
 	private List<String> resourcesNotToDelete;
@@ -498,12 +498,12 @@
 		this.neoDBpassword = neoDBpassword;
 	}
 
-	public String getTitanPropertiesFile() {
-		return titanPropertiesFile;
+	public String getjanuGraphPropertiesFile() {
+		return januGraphPropertiesFile;
 	}
 
-	public void setTitanPropertiesFile(String titanPropertiesFile) {
-		this.titanPropertiesFile = titanPropertiesFile;
+	public void setjanuGraphPropertiesFile(String januGraphPropertiesFile) {
+		this.januGraphPropertiesFile = januGraphPropertiesFile;
 	}
 
 	public List<String> getPackages() {
@@ -640,7 +640,7 @@
 				+ ", importTypesConfigDir=" + importTypesConfigDir + ", testSuites=" + testSuites + ", catalogFeHost="
 				+ catalogFeHost + ", catalogFePort=" + catalogFePort + ", catalogBePort=" + catalogBePort
 				+ ", catalogBeTlsPort=" + catalogBeTlsPort + ", neoDBusername=" + neoDBusername + ", neoDBpassword="
-				+ neoDBpassword + ", titanPropertiesFile=" + titanPropertiesFile + ", packages=" + packages + ", bugs="
+				+ neoDBpassword + ", januGraphPropertiesFile=" + januGraphPropertiesFile + ", packages=" + packages + ", bugs="
 				+ bugs + ", resourcesNotToDelete=" + resourcesNotToDelete + ", resourceCategoriesNotToDelete="
 				+ resourceCategoriesNotToDelete + ", serviceCategoriesNotToDelete=" + serviceCategoriesNotToDelete
 				+ ", stopOnClassFailure=" + stopOnClassFailure + ", outputFolder=" + outputFolder + ", reportName="
diff --git a/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/execute/TODO/ImportCapabilityTypeCITest.java b/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/execute/TODO/ImportCapabilityTypeCITest.java
index fc0e33d..bcd00a1 100644
--- a/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/execute/TODO/ImportCapabilityTypeCITest.java
+++ b/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/execute/TODO/ImportCapabilityTypeCITest.java
@@ -31,7 +31,7 @@
 import org.openecomp.sdc.ci.tests.api.Urls;
 import org.openecomp.sdc.ci.tests.config.Config;
 import org.openecomp.sdc.ci.tests.utils.DbUtils;
-import org.openecomp.sdc.ci.tests.utils.DbUtils.TitanState;
+import org.openecomp.sdc.ci.tests.utils.DbUtils.JanusGraphState;
 import org.openecomp.sdc.ci.tests.utils.Utils;
 import org.testng.AssertJUnit;
 import org.testng.annotations.AfterClass;
@@ -45,7 +45,7 @@
 
 	@AfterClass
 	public static void afterClass() {
-		DbUtils.shutDowntitan();
+		DbUtils.shutDownJanusGraph();
 	}
 
 	static Config config = Config.instance();
@@ -55,7 +55,7 @@
 
 	@Test
 	public void testAddingCapabilityTypes() throws IOException {
-		TitanState originalState = DbUtils.getCurrentTitanState();
+		JanusGraphState originalState = DbUtils.getCurrentJanusGraphState();
 
 		String importResourceDir = config.getImportResourceConfigDir();
 
@@ -64,20 +64,20 @@
 		importCapabilityType(capabilityTypes);
 		Either<Vertex, Boolean> eitherVertex = DbUtils.getVertexByUId("tosca.capabilities.Test.Ci");
 		AssertJUnit.assertTrue(eitherVertex.isLeft());
-		DbUtils.restoreToTitanState(originalState);
+		DbUtils.restoreToJanusGraphState(originalState);
 		eitherVertex = DbUtils.getVertexByUId("tosca.capabilities.Test.Ci");
 		AssertJUnit.assertTrue(eitherVertex.isRight());
 	}
 
 	@Test
 	public void AddingCapabilityNotFound() throws IOException {
-		TitanState originalState = DbUtils.getCurrentTitanState();
+		JanusGraphState originalState = DbUtils.getCurrentJanusGraphState();
 		String importResourceTestsDir = config.getImportResourceTestsConfigDir();
 		String capabilitiesTests = importResourceTestsDir + File.separator + "capabilityTypesCi.zip";
 		importCapabilityType(capabilitiesTests);
 		Either<Vertex, Boolean> eitherVertex = DbUtils.getVertexByUId("tosca.capabilities.NonExsitingCapability");
 		AssertJUnit.assertTrue(eitherVertex.isRight());
-		DbUtils.restoreToTitanState(originalState);
+		DbUtils.restoreToJanusGraphState(originalState);
 	}
 
 	public static Integer importAllCapabilityTypes() throws IOException {
diff --git a/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/utils/DbUtils.java b/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/utils/DbUtils.java
index dea9084..5ba7062 100644
--- a/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/utils/DbUtils.java
+++ b/test-apis-ci/src/main/java/org/openecomp/sdc/ci/tests/utils/DbUtils.java
@@ -21,10 +21,10 @@
 package org.openecomp.sdc.ci.tests.utils;
 
 import com.google.gson.*;
-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 org.janusgraph.core.JanusGraphEdge;
+import org.janusgraph.core.JanusGraphFactory;
+import org.janusgraph.core.JanusGraph;
+import org.janusgraph.core.JanusGraphVertex;
 import fj.data.Either;
 import org.apache.tinkerpop.gremlin.structure.Edge;
 import org.apache.tinkerpop.gremlin.structure.Element;
@@ -43,8 +43,8 @@
 
 public class DbUtils {
 
-	private static String titanConfigFilePath;
-	private static TitanGraph titanGraph;
+	private static String janusGraphConfigFilePath;
+	private static JanusGraph janusGraph;
 
 	
 	public static void cleanAllAudits() throws IOException {
@@ -74,11 +74,11 @@
 	}
 
 	public Either<Vertex, Boolean> getVertexByUId(String uid) {
-		TitanGraph titanGraph = getTitanGraph();
+		JanusGraph janusGraph = getJanusGraph();
 		Either<Vertex, Boolean> result = Either.right(false);
-		// Iterator<Vertex> vertexItr = titanGraph.getVertices().iterator();
+		// Iterator<Vertex> vertexItr = janusGraph.getVertices().iterator();
 
-		Iterator<TitanVertex> vertexItr = titanGraph.query().vertices().iterator();
+		Iterator<JanusGraphVertex> vertexItr = janusGraph.query().vertices().iterator();
 		while (vertexItr.hasNext()) {
 			Vertex vertex = vertexItr.next();
 			// String uidFoundVal = vertex.getProperty("uid");
@@ -90,14 +90,14 @@
 		return result;
 	}
 
-	public static TitanState getCurrentTitanState() {
-		TitanGraph titanGraph = getTitanGraph();
+	public static JanusGraphState getCurrentJanusGraphState() {
+		JanusGraph janusGraph = getJanusGraph();
 		List<Vertex> vertices = new ArrayList<>();
 		List<Edge> edges = new ArrayList<>();
-		// Iterator<Edge> edgesItr = titanGraph.getEdges().iterator();
-		Iterator<TitanEdge> edgesItr = titanGraph.query().edges().iterator();
-		// Iterator<Vertex> verticesItr = titanGraph.getVertices().iterator();
-		Iterator<TitanVertex> verticesItr = titanGraph.query().vertices().iterator();
+		// Iterator<Edge> edgesItr = janusGraph.getEdges().iterator();
+		Iterator<JanusGraphEdge> edgesItr = janusGraph.query().edges().iterator();
+		// Iterator<Vertex> verticesItr = janusGraph.getVertices().iterator();
+		Iterator<JanusGraphVertex> verticesItr = janusGraph.query().vertices().iterator();
 		while (edgesItr.hasNext()) {
 			edges.add(edgesItr.next());
 		}
@@ -105,43 +105,43 @@
 			vertices.add(verticesItr.next());
 		}
 
-		TitanState currState = new TitanState(edges, vertices);
+		JanusGraphState currState = new JanusGraphState(edges, vertices);
 		return currState;
 
 	}
 
 	//
-	private static TitanGraph getTitanGraph() {
-		if (titanGraph == null) {
-			titanGraph = TitanFactory.open(titanConfigFilePath);
+	private static JanusGraph getJanusGraph() {
+		if (janusGraph == null) {
+			janusGraph = JanusGraphFactory.open(janusGraphConfigFilePath);
 		}
-		return titanGraph;
+		return janusGraph;
 	}
 
-	public void restoreToTitanState(TitanState titanStateToRestoreTo) {
+	public void restoreToJanusGraphState(JanusGraphState janusGraphStateToRestoreTo) {
 		List<Vertex> verticesToRemove = new ArrayList<>(), verticesToAdd = new ArrayList<>();
 		List<Edge> edgesToRemove = new ArrayList<>(), edgesToAdd = new ArrayList<>();
 
-		TitanState currentTitanState = getCurrentTitanState();
+		JanusGraphState currentJanusGraphState = getCurrentJanusGraphState();
 
 		List<Edge> joinedEdges = new ArrayList<>();
-		joinedEdges.addAll(titanStateToRestoreTo.edges);
-		joinedEdges.retainAll(currentTitanState.edges);
+		joinedEdges.addAll(janusGraphStateToRestoreTo.edges);
+		joinedEdges.retainAll(currentJanusGraphState.edges);
 
 		List<Vertex> joinedVertices = new ArrayList<>();
-		joinedVertices.addAll(titanStateToRestoreTo.vertices);
-		joinedVertices.retainAll(currentTitanState.vertices);
+		joinedVertices.addAll(janusGraphStateToRestoreTo.vertices);
+		joinedVertices.retainAll(currentJanusGraphState.vertices);
 
-		edgesToRemove.addAll(currentTitanState.edges);
+		edgesToRemove.addAll(currentJanusGraphState.edges);
 		edgesToRemove.removeAll(joinedEdges);
 
-		verticesToRemove.addAll(currentTitanState.vertices);
+		verticesToRemove.addAll(currentJanusGraphState.vertices);
 		verticesToRemove.removeAll(joinedVertices);
 
-		edgesToAdd.addAll(titanStateToRestoreTo.edges);
+		edgesToAdd.addAll(janusGraphStateToRestoreTo.edges);
 		edgesToAdd.removeAll(joinedEdges);
 
-		verticesToAdd.addAll(titanStateToRestoreTo.vertices);
+		verticesToAdd.addAll(janusGraphStateToRestoreTo.vertices);
 		verticesToAdd.removeAll(joinedVertices);
 
 		modifyGraphAccordingToDelta(verticesToRemove, verticesToAdd, edgesToRemove, edgesToAdd);
@@ -151,24 +151,24 @@
 	private void modifyGraphAccordingToDelta(List<Vertex> verticesToRemove, List<Vertex> verticesToAdd,
 			List<Edge> edgesToRemove, List<Edge> edgesToAdd) {
 
-		TitanGraph titanGraph = getTitanGraph();
+		JanusGraph janusGraph = getJanusGraph();
 
 		for (Vertex vertex : verticesToRemove) {
-			// titanGraph.removeVertex(vertex);
+			// janusGraph.removeVertex(vertex);
 			vertex.remove();
 		}
 		for (Vertex vertex : verticesToAdd) {
-			TitanVertex titanVertex = titanGraph.addVertex();
-			copyProperties(vertex, titanVertex);
+			JanusGraphVertex janusGraphVertex = janusGraph.addVertex();
+			copyProperties(vertex, janusGraphVertex);
 		}
 
 		for (Edge edge : edgesToRemove) {
-			// titanGraph.removeEdge(edge);
+			// janusGraph.removeEdge(edge);
 			edge.remove();
 		}
 
 		for (Edge edge : edgesToAdd) {
-			// Element addedEdge = titanGraph.addEdge(edge.getId(),
+			// Element addedEdge = janusGraph.addEdge(edge.getId(),
 			// edge.getVertex(Direction.OUT), edge.getVertex(Direction.IN),
 			// edge.getLabel());
 
@@ -181,8 +181,8 @@
 
 		}
 
-		// titanGraph.commit();
-		titanGraph.tx().commit();
+		// janusGraph.commit();
+		janusGraph.tx().commit();
 
 	}
 
@@ -197,26 +197,26 @@
 
 	}
 
-	public static class TitanState {
+	public static class JanusGraphState {
 		private List<Edge> edges;
 		private List<Vertex> vertices;
 
-		private TitanState(List<Edge> edges, List<Vertex> vertices) {
+		private JanusGraphState(List<Edge> edges, List<Vertex> vertices) {
 			this.edges = edges;
 			this.vertices = vertices;
 		}
 
 		@Override
 		public String toString() {
-			return "TitanState [edges=" + edges.size() + ", vertices=" + vertices.size() + "]";
+			return "JanusGraphState [edges=" + edges.size() + ", vertices=" + vertices.size() + "]";
 		}
 
 	}
 
-	public void shutDowntitan() {
-		if (titanGraph != null) {
-			// titanGraph.shutdown();
-			titanGraph.close();
+	public void shutDownJanusGraph() {
+		if (janusGraph != null) {
+			// janusGraph.shutdown();
+			janusGraph.close();
 		}
 	}
 
diff --git a/test-apis-ci/src/main/java/org/openecomp/sdc/post/Install.java b/test-apis-ci/src/main/java/org/openecomp/sdc/post/Install.java
index 803e190..322a317 100644
--- a/test-apis-ci/src/main/java/org/openecomp/sdc/post/Install.java
+++ b/test-apis-ci/src/main/java/org/openecomp/sdc/post/Install.java
@@ -20,9 +20,9 @@
 
 package org.openecomp.sdc.post;
 
-import org.openecomp.sdc.be.dao.DAOTitanStrategy;
-import org.openecomp.sdc.be.dao.titan.TitanGraphClient;
-import org.openecomp.sdc.be.dao.titan.TitanOperationStatus;
+import org.openecomp.sdc.be.dao.DAOJanusGraphStrategy;
+import org.openecomp.sdc.be.dao.janusgraph.JanusGraphClient;
+import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
 
 import java.io.File;
 
@@ -30,39 +30,39 @@
 	public static void main(String[] args) {
 
 		if (args == null || args.length == 0) {
-			System.out.println("Usage: org.openecomp.sdc.post.Install path_to_titan.properties");
+			System.out.println("Usage: org.openecomp.sdc.post.Install path_to_janusgraph.properties");
 			System.exit(1);
 		}
-		String titanPropsFile = args[0];
+		String janusGraphPropsFile = args[0];
 
-		if (!isFileExists(titanPropsFile)) {
+		if (!isFileExists(janusGraphPropsFile)) {
 			System.exit(2);
 		}
 
-		if (!createTitanSchema(titanPropsFile)) {
+		if (!createJanusGraphSchema(janusGraphPropsFile)) {
 			System.exit(3);
 		}
 
 		System.exit(0);
 	}
 
-	private static boolean createTitanSchema(String titanPropsFile) {
-		TitanGraphClient titanGraphClient = new TitanGraphClient(new DAOTitanStrategy());
-		TitanOperationStatus status = titanGraphClient.createGraph(titanPropsFile);
-		if (TitanOperationStatus.OK == status) {
-			System.out.println("Titan schema ,indexes and default values created successfully.");
+	private static boolean createJanusGraphSchema(String janusGraphPropsFile) {
+		JanusGraphClient janusGraphClient = new JanusGraphClient(new DAOJanusGraphStrategy());
+		JanusGraphOperationStatus status = janusGraphClient.createGraph(janusGraphPropsFile);
+		if (JanusGraphOperationStatus.OK == status) {
+			System.out.println("JanusGraph schema ,indexes and default values created successfully.");
 			return true;
 		} else {
 			System.out.println(
-					"Problem while creating titan schema ,indexes and default values. (" + status.name() + ")");
+					"Problem while creating janusgraph schema ,indexes and default values. (" + status.name() + ")");
 			return false;
 		}
 	}
 
-	private static boolean isFileExists(String titanPropsFile) {
-		File f = new File(titanPropsFile);
+	private static boolean isFileExists(String janusGraphPropsFile) {
+		File f = new File(janusGraphPropsFile);
 		if (!f.exists()) {
-			System.out.println(titanPropsFile + " not found");
+			System.out.println(janusGraphPropsFile + " not found");
 			return false;
 		}
 		return true;
diff --git a/test-apis-ci/src/main/resources/ci/conf/attsdc.yaml b/test-apis-ci/src/main/resources/ci/conf/attsdc.yaml
index 21294e7..4ef9ce4 100644
--- a/test-apis-ci/src/main/resources/ci/conf/attsdc.yaml
+++ b/test-apis-ci/src/main/resources/ci/conf/attsdc.yaml
@@ -30,7 +30,7 @@
 importTypesConfigDir: src/test/resources/CI/importTypesTest
 
 
-titanPropertiesFile: src/main/resources/ci/conf/titan.properties
+janusGraphPropertiesFile: src/main/resources/ci/conf/janusgraph.properties
 cassandraHost: 127.0.0.1
 cassandraAuthenticate: false
 cassandraUsername: koko
@@ -47,7 +47,7 @@
 
 stopOnClassFailure: false
 
-#List of non-abstract resources to keep during titan cleanup between tests
+#List of non-abstract resources to keep during janus graph cleanup between tests
 #Only 1.0 version will be kept
 resourcesNotToDelete:
      - Compute
diff --git a/test-apis-ci/src/main/resources/ci/conf/titan.properties b/test-apis-ci/src/main/resources/ci/conf/janusgraph.properties
similarity index 100%
rename from test-apis-ci/src/main/resources/ci/conf/titan.properties
rename to test-apis-ci/src/main/resources/ci/conf/janusgraph.properties
diff --git a/test-apis-ci/src/main/resources/ci/conf/log4j.properties b/test-apis-ci/src/main/resources/ci/conf/log4j.properties
index d313e92..02f7830 100644
--- a/test-apis-ci/src/main/resources/ci/conf/log4j.properties
+++ b/test-apis-ci/src/main/resources/ci/conf/log4j.properties
@@ -26,7 +26,7 @@
 log4j.appender.stdout.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %5p %10c:%L - %m%n
 
 log4j.logger.org.apache.cassandra.service.StorageProxy=INFO
-log4j.logger.com.thinkaurelius.titan.diskstorage.cassandra.CassandraTransaction=INFO, FILE, stdout
+log4j.logger.org.janusgraph.diskstorage.cassandra.CassandraTransaction=INFO, FILE, stdout
 
 log4j.logger.org.openecomp.sdc.ci.tests.utils=INFO, FILE, stdout
 log4j.additivity.org.openecomp.sdc.ci.tests.utils=false
diff --git a/test-apis-ci/src/main/resources/log4j.properties b/test-apis-ci/src/main/resources/log4j.properties
index d313e92..02f7830 100644
--- a/test-apis-ci/src/main/resources/log4j.properties
+++ b/test-apis-ci/src/main/resources/log4j.properties
@@ -26,7 +26,7 @@
 log4j.appender.stdout.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %5p %10c:%L - %m%n
 
 log4j.logger.org.apache.cassandra.service.StorageProxy=INFO
-log4j.logger.com.thinkaurelius.titan.diskstorage.cassandra.CassandraTransaction=INFO, FILE, stdout
+log4j.logger.org.janusgraph.diskstorage.cassandra.CassandraTransaction=INFO, FILE, stdout
 
 log4j.logger.org.openecomp.sdc.ci.tests.utils=INFO, FILE, stdout
 log4j.additivity.org.openecomp.sdc.ci.tests.utils=false
diff --git a/test-apis-ci/src/test/resources/config/test-apis-ci/configuration.yaml b/test-apis-ci/src/test/resources/config/test-apis-ci/configuration.yaml
index 70a3e55..ba1526d 100644
--- a/test-apis-ci/src/test/resources/config/test-apis-ci/configuration.yaml
+++ b/test-apis-ci/src/test/resources/config/test-apis-ci/configuration.yaml
@@ -26,15 +26,15 @@
 toscaConformanceLevel: 8.0
 minToscaConformanceLevel: 3.0
 
-titanCfgFile: /home/vagrant/catalog-be/config/catalog-be/titan.properties
-titanInMemoryGraph: false
-titanLockTimeout: 1800
+janusGraphCfgFile: /home/vagrant/catalog-be/config/catalog-be/janusgraph.properties
+janusGraphInMemoryGraph: false
+janusGraphLockTimeout: 1800
 
-# The interval to try and reconnect to titan DB when it is down during ASDC startup:
-titanReconnectIntervalInSeconds: 3
+# The interval to try and reconnect to janusGraph DB when it is down during ASDC startup:
+janusGraphReconnectIntervalInSeconds: 3
 
-# The read timeout towards Titan DB when health check is invoked:
-titanHealthCheckReadTimeout: 1
+# The read timeout towards JanusGraph DB when health check is invoked:
+janusGraphHealthCheckReadTimeout: 1
 
 # The interval to try and reconnect to Elasticsearch when it is down during ASDC startup:
 esReconnectIntervalInSeconds: 3