Revert "Update tinkerpop to 3.2.3 in aai-core"

This reverts commit 4e7ca21da096ff03ca70451fb5e7b95d3fd18f6e.

Reason for revert: This is not properly fixing the underlying issue and was merged prematurely

Issue-ID: AAI-3554

Change-Id: I3ff720bd5322712bdde13d774cc4366a9ed28650
Signed-off-by: Fiete Ostkamp <Fiete.Ostkamp@telekom.de>

5 files changed, 105 insertions, 179 deletions

diff --git a/aai-core/pom.xml b/aai-core/pom.xml
index c38cb7a6..3b653924 100644
--- a/aai-core/pom.xml
+++ b/aai-core/pom.xml
@@ -36,7 +36,7 @@ limitations under the License.
 		<springframework.version>4.3.24.RELEASE</springframework.version>
 
 		<jacoco.line.coverage.limit>0.50</jacoco.line.coverage.limit>
-		<gremlin.version>3.2.3</gremlin.version>
+		<gremlin.version>3.2.2</gremlin.version>
 		<groovy.version>2.5.15</groovy.version>
 		<mockito.core.version>2.4.0</mockito.core.version>
 		<!-- Start of Default ONAP Schema Properties -->
diff --git a/aai-core/src/main/java/org/onap/aai/query/builder/GraphTraversalBuilder.java b/aai-core/src/main/java/org/onap/aai/query/builder/GraphTraversalBuilder.java
index b8a354ea..3c5c4489 100644
--- a/aai-core/src/main/java/org/onap/aai/query/builder/GraphTraversalBuilder.java
+++ b/aai-core/src/main/java/org/onap/aai/query/builder/GraphTraversalBuilder.java
@@ -4,8 +4,6 @@
  * ================================================================================
  * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
- * Modifications Copyright © 2023 Deutsche Telekom.
- * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
@@ -64,9 +62,6 @@ public abstract class GraphTraversalBuilder<E> extends QueryBuilder<E> {
     protected GraphTraversal<Vertex, E> traversal = null;
     protected Admin<Vertex, E> completeTraversal = null;
 
-    protected QueryBuilder<E> containerQuery;
-    protected QueryBuilder<E> parentQuery;
-
     /**
      * Instantiates a new graph traversal builder.
      *
@@ -356,7 +351,7 @@ public abstract class GraphTraversalBuilder<E> extends QueryBuilder<E> {
             traversal.has(AAIProperties.NODE_TYPE, type);
         }
         stepIndex++;
-        markContainerIndex();
+        markContainer();
         return (QueryBuilder<Vertex>) this;
     }
 
@@ -843,16 +838,21 @@ public abstract class GraphTraversalBuilder<E> extends QueryBuilder<E> {
         return this;
     }
 
+    /**
+     * @{inheritDoc}
+     */
     @Override
     public <E2> E2 getQuery() {
         return (E2) this.traversal;
     }
 
+    /**
+     * @{inheritDoc}
+     */
     @Override
     public QueryBuilder<E> getParentQuery() {
-        return this.parentQuery != null
-            ? this.parentQuery
-            : cloneQueryAtStep(parentStepIndex);
+
+        return cloneQueryAtStep(parentStepIndex);
     }
 
     @Override
@@ -861,22 +861,26 @@ public abstract class GraphTraversalBuilder<E> extends QueryBuilder<E> {
         if (this.parentStepIndex == 0) {
             return removeQueryStepsBetween(0, containerStepIndex);
         } else {
-            return this.containerQuery;
+            return cloneQueryAtStep(containerStepIndex);
         }
     }
 
+    /**
+     * @{inheritDoc}
+     */
     @Override
     public void markParentBoundary() {
-        this.parentQuery = cloneQueryAtStep(stepIndex);
         parentStepIndex = stepIndex;
     }
 
     @Override
-    public void markContainerIndex() {
-        this.containerQuery = cloneQueryAtStep(stepIndex);
+    public void markContainer() {
         containerStepIndex = stepIndex;
     }
 
+    /**
+     * @{inheritDoc}
+     */
     @Override
     public Vertex getStart() {
         return this.start;
@@ -941,9 +945,7 @@ public abstract class GraphTraversalBuilder<E> extends QueryBuilder<E> {
         if (this.completeTraversal == null) {
             executeQuery();
         }
-        // clone is necessary since toList would optimize traversal steps
-        // which messes with the indeces that are registered while parsing
-        return this.completeTraversal.clone().toList();
+        return this.completeTraversal.toList();
     }
 
     protected QueryBuilder<Edge> has(String key, String value) {
diff --git a/aai-core/src/main/java/org/onap/aai/query/builder/GremlinQueryBuilder.java b/aai-core/src/main/java/org/onap/aai/query/builder/GremlinQueryBuilder.java
index e68cfe69..4500a47e 100644
--- a/aai-core/src/main/java/org/onap/aai/query/builder/GremlinQueryBuilder.java
+++ b/aai-core/src/main/java/org/onap/aai/query/builder/GremlinQueryBuilder.java
@@ -574,7 +574,7 @@ public abstract class GremlinQueryBuilder<E> extends QueryBuilder<E> {
             list.add(".has('aai-node-type', '" + type + "')");
         }
         stepIndex++;
-        this.markContainerIndex();
+        this.markContainer();
         return (QueryBuilder<Vertex>) this;
     }
 
@@ -879,7 +879,7 @@ public abstract class GremlinQueryBuilder<E> extends QueryBuilder<E> {
     }
 
     @Override
-    public void markContainerIndex() {
+    public void markContainer() {
         this.containerStepIndex = stepIndex;
     }
 
diff --git a/aai-core/src/main/java/org/onap/aai/query/builder/QueryBuilder.java b/aai-core/src/main/java/org/onap/aai/query/builder/QueryBuilder.java
index 6d56d1af..2bc90726 100644
--- a/aai-core/src/main/java/org/onap/aai/query/builder/QueryBuilder.java
+++ b/aai-core/src/main/java/org/onap/aai/query/builder/QueryBuilder.java
@@ -487,7 +487,7 @@ public abstract class QueryBuilder<E> implements Iterator<E> {
      * This is necessary in cases such as "if the Optional Property 1 is sent,
      * find all Nodes of type A with edges to Nodes of type B with property 1,
      * otherwise, simply find all nodes of type A".
-     *
+     * 
      * @param type
      * @param outNodeType
      * @param inNodeType
@@ -506,7 +506,7 @@ public abstract class QueryBuilder<E> implements Iterator<E> {
      * This is necessary in cases such as "if the Optional Property 1 is sent,
      * find all Nodes of type A with edges to Nodes of type B with property 1,
      * otherwise, simply find all nodes of type A".
-     *
+     * 
      * @param type
      * @param outNodeType
      * @param inNodeType
@@ -603,7 +603,7 @@ public abstract class QueryBuilder<E> implements Iterator<E> {
     public abstract <E2> E2 getQuery();
 
     /**
-     * Marks the current step index as the boundary to the parent.
+     * Form boundary.
      */
     public abstract void markParentBoundary();
 
@@ -721,10 +721,7 @@ public abstract class QueryBuilder<E> implements Iterator<E> {
      */
     public abstract QueryBuilder<Path> path();
 
-    /**
-     * Marks the current step index as the container step.
-     */
-    public abstract void markContainerIndex();
+    public abstract void markContainer();
 
     public abstract QueryBuilder<E> getContainerQuery();
 
diff --git a/aai-core/src/test/java/org/onap/aai/introspection/sideeffect/DataLinkTest.java b/aai-core/src/test/java/org/onap/aai/introspection/sideeffect/DataLinkTest.java
index 8e474001..440d2797 100644
--- a/aai-core/src/test/java/org/onap/aai/introspection/sideeffect/DataLinkTest.java
+++ b/aai-core/src/test/java/org/onap/aai/introspection/sideeffect/DataLinkTest.java
@@ -92,122 +92,70 @@ public class DataLinkTest extends DataLinkSetup {
         graphMgt.makePropertyKey(AAIProperties.LAST_MOD_TS).dataType(Long.class).cardinality(Cardinality.SINGLE).make();
         graphMgt.commit();
 
-        graph.traversal()
-            .addV()
-            .property("aai-node-type", "vpn-binding")
-            .property("vpn-id", "addKey")
-            .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/addKey")
-            .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString())
-            .property(AAIProperties.CREATED_TS, 123)
-            .property(AAIProperties.SOURCE_OF_TRUTH, "sot")
-            .property(AAIProperties.RESOURCE_VERSION, "123")
-            .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot")
-            .property(AAIProperties.LAST_MOD_TS, 333)
-            .as("v1")
-            .addV()
-            .property("aai-node-type", "vpn-binding")
-            .property("vpn-id", "modifyKey")
-            .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/modifyKey")
-            .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString())
-            .property(AAIProperties.CREATED_TS, 123)
-            .property(AAIProperties.SOURCE_OF_TRUTH, "sot")
-            .property(AAIProperties.RESOURCE_VERSION, "123")
-            .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot")
-            .property(AAIProperties.LAST_MOD_TS, 333)
-            .as("v2")
-            .addV()
-            .property("aai-node-type", "route-target")
-            .property("global-route-target", "modifyTargetKey")
-            .property("route-target-role", "modifyRoleKey")
-            .property("linked", true)
-            .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/modifyKey/route-targets/route-target/modifyTargetKey/modifyRoleKey")
-            .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString())
-            .property(AAIProperties.CREATED_TS, 123)
-            .property(AAIProperties.SOURCE_OF_TRUTH, "sot")
-            .property(AAIProperties.RESOURCE_VERSION, "123")
-            .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot")
-            .property(AAIProperties.LAST_MOD_TS, 333)
-            .as("v3")
-            .addE("org.onap.relationships.inventory.BelongsTo").to("v2").from("v3")
-            .property(EdgeProperty.CONTAINS.toString(), true)
-            .addV()
-            .property("aai-node-type", "vpn-binding")
-            .property("vpn-id", "deleteKey")
-            .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/deleteKey")
-            .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString())
-            .property(AAIProperties.CREATED_TS, 123)
-            .property(AAIProperties.SOURCE_OF_TRUTH, "sot")
-            .property(AAIProperties.RESOURCE_VERSION, "123")
-            .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot")
-            .property(AAIProperties.LAST_MOD_TS, 333)
-            .as("v4")
-            .addV()
-            .property("aai-node-type", "route-target")
-            .property("global-route-target", "deleteTargetKey")
-            .property("route-target-role", "deleteRoleKey")
-            .property("linked", true)
-            .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/deleteKey/route-targets/route-target/deleteTargetKey/deleteRoleKey")
-            .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString())
-            .property(AAIProperties.CREATED_TS, 123)
-            .property(AAIProperties.SOURCE_OF_TRUTH, "sot")
-            .property(AAIProperties.RESOURCE_VERSION, "123")
-            .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot")
-            .property(AAIProperties.LAST_MOD_TS, 333)
-            .as("v5")
-            .addE("org.onap.relationships.inventory.BelongsTo").to("v4").from("v5")
-            .property(EdgeProperty.CONTAINS.toString(), true)
-            .addV()
-            .property("aai-node-type", "vpn-binding")
-            .property("vpn-id", "getKey")
-            .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/getKey")
-            .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString())
-            .property(AAIProperties.CREATED_TS, 123)
-            .property(AAIProperties.SOURCE_OF_TRUTH, "sot")
-            .property(AAIProperties.RESOURCE_VERSION, "123")
-            .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot")
-            .property(AAIProperties.LAST_MOD_TS, 333)
-            .as("v6")
-            .addV()
-            .property("aai-node-type", "route-target")
-            .property("global-route-target", "getTargetKey")
-            .property("route-target-role", "getRoleKey")
-            .property("linked", true)
-            .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/getKey/route-targets/route-target/getTargetKeyNoLink/getRoleKeyNoLink")
-            .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString())
-            .property(AAIProperties.CREATED_TS, 123)
-            .property(AAIProperties.SOURCE_OF_TRUTH, "sot")
-            .property(AAIProperties.RESOURCE_VERSION, "123")
-            .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot")
-            .property(AAIProperties.LAST_MOD_TS, 333)
-            .as("v7")
-            .addE("org.onap.relationships.inventory.BelongsTo").to("v6").from("v7")
-            .property(EdgeProperty.CONTAINS.toString(), true)
-            .addV()
-            .property("aai-node-type", "vpn-binding")
-            .property("vpn-id", "getKeyNoLink")
-            .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/getKeyNoLink")
-            .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString())
-            .property(AAIProperties.CREATED_TS, 123)
-            .property(AAIProperties.SOURCE_OF_TRUTH, "sot")
-            .property(AAIProperties.RESOURCE_VERSION, "123")
-            .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot")
-            .property(AAIProperties.LAST_MOD_TS, 333)
-            .as("v8")
-            .addV()
-            .property("aai-node-type", "route-target")
-            .property("global-route-target", "getTargetKeyNoLink")
-            .property("route-target-role", "getRoleKeyNoLink")
-            .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/getKeyNoLink/route-targets/route-target/getTargetKeyNoLink/getRoleKeyNoLink")
-            .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString())
-            .property(AAIProperties.CREATED_TS, 123)
-            .property(AAIProperties.SOURCE_OF_TRUTH, "sot")
-            .property(AAIProperties.RESOURCE_VERSION, "123")
-            .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot")
-            .property(AAIProperties.LAST_MOD_TS, 333)
-            .as("v9")
-            .addE("org.onap.relationships.inventory.BelongsTo").to("v8").from("v9")
-            .property(EdgeProperty.CONTAINS.toString(), true)
-                .next();
+        graph.traversal().addV().property("aai-node-type", "vpn-binding").property("vpn-id", "addKey")
+                .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/addKey")
+                .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString()).property(AAIProperties.CREATED_TS, 123)
+                .property(AAIProperties.SOURCE_OF_TRUTH, "sot").property(AAIProperties.RESOURCE_VERSION, "123")
+                .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot").property(AAIProperties.LAST_MOD_TS, 333)
+                .as("v1").addV().property("aai-node-type", "vpn-binding").property("vpn-id", "modifyKey")
+                .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/modifyKey")
+                .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString()).property(AAIProperties.CREATED_TS, 123)
+                .property(AAIProperties.SOURCE_OF_TRUTH, "sot").property(AAIProperties.RESOURCE_VERSION, "123")
+                .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot").property(AAIProperties.LAST_MOD_TS, 333)
+                .as("v2").addV().property("aai-node-type", "route-target")
+                .property("global-route-target", "modifyTargetKey").property("route-target-role", "modifyRoleKey")
+                .property("linked", true)
+                .property(AAIProperties.AAI_URI,
+                        "/network/vpn-bindings/vpn-binding/modifyKey/route-targets/route-target/modifyTargetKey/modifyRoleKey")
+                .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString()).property(AAIProperties.CREATED_TS, 123)
+                .property(AAIProperties.SOURCE_OF_TRUTH, "sot").property(AAIProperties.RESOURCE_VERSION, "123")
+                .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot").property(AAIProperties.LAST_MOD_TS, 333)
+                .as("v3").addE("org.onap.relationships.inventory.BelongsTo").to("v2").from("v3")
+                .property(EdgeProperty.CONTAINS.toString(), true).addV().property("aai-node-type", "vpn-binding")
+                .property("vpn-id", "deleteKey")
+                .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/deleteKey")
+                .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString()).property(AAIProperties.CREATED_TS, 123)
+                .property(AAIProperties.SOURCE_OF_TRUTH, "sot").property(AAIProperties.RESOURCE_VERSION, "123")
+                .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot").property(AAIProperties.LAST_MOD_TS, 333)
+                .as("v4").addV().property("aai-node-type", "route-target")
+                .property("global-route-target", "deleteTargetKey").property("route-target-role", "deleteRoleKey")
+                .property("linked", true)
+                .property(AAIProperties.AAI_URI,
+                        "/network/vpn-bindings/vpn-binding/deleteKey/route-targets/route-target/deleteTargetKey/deleteRoleKey")
+                .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString()).property(AAIProperties.CREATED_TS, 123)
+                .property(AAIProperties.SOURCE_OF_TRUTH, "sot").property(AAIProperties.RESOURCE_VERSION, "123")
+                .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot").property(AAIProperties.LAST_MOD_TS, 333)
+                .as("v5").addE("org.onap.relationships.inventory.BelongsTo").to("v4").from("v5")
+                .property(EdgeProperty.CONTAINS.toString(), true).addV().property("aai-node-type", "vpn-binding")
+                .property("vpn-id", "getKey")
+                .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/getKey")
+                .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString()).property(AAIProperties.CREATED_TS, 123)
+                .property(AAIProperties.SOURCE_OF_TRUTH, "sot").property(AAIProperties.RESOURCE_VERSION, "123")
+                .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot").property(AAIProperties.LAST_MOD_TS, 333)
+                .as("v6").addV().property("aai-node-type", "route-target")
+                .property("global-route-target", "getTargetKey").property("route-target-role", "getRoleKey")
+                .property("linked", true)
+                .property(AAIProperties.AAI_URI,
+                        "/network/vpn-bindings/vpn-binding/getKey/route-targets/route-target/getTargetKeyNoLink/getRoleKeyNoLink")
+                .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString()).property(AAIProperties.CREATED_TS, 123)
+                .property(AAIProperties.SOURCE_OF_TRUTH, "sot").property(AAIProperties.RESOURCE_VERSION, "123")
+                .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot").property(AAIProperties.LAST_MOD_TS, 333)
+                .as("v7").addE("org.onap.relationships.inventory.BelongsTo").to("v6").from("v7")
+                .property(EdgeProperty.CONTAINS.toString(), true).addV().property("aai-node-type", "vpn-binding")
+                .property("vpn-id", "getKeyNoLink")
+                .property(AAIProperties.AAI_URI, "/network/vpn-bindings/vpn-binding/getKeyNoLink")
+                .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString()).property(AAIProperties.CREATED_TS, 123)
+                .property(AAIProperties.SOURCE_OF_TRUTH, "sot").property(AAIProperties.RESOURCE_VERSION, "123")
+                .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot").property(AAIProperties.LAST_MOD_TS, 333)
+                .as("v8").addV().property("aai-node-type", "route-target")
+                .property("global-route-target", "getTargetKeyNoLink").property("route-target-role", "getRoleKeyNoLink")
+                .property(AAIProperties.AAI_URI,
+                        "/network/vpn-bindings/vpn-binding/getKeyNoLink/route-targets/route-target/getTargetKeyNoLink/getRoleKeyNoLink")
+                .property(AAIProperties.AAI_UUID, UUID.randomUUID().toString()).property(AAIProperties.CREATED_TS, 123)
+                .property(AAIProperties.SOURCE_OF_TRUTH, "sot").property(AAIProperties.RESOURCE_VERSION, "123")
+                .property(AAIProperties.LAST_MOD_SOURCE_OF_TRUTH, "lmsot").property(AAIProperties.LAST_MOD_TS, 333)
+                .as("v9").addE("org.onap.relationships.inventory.BelongsTo").to("v8").from("v9")
+                .property(EdgeProperty.CONTAINS.toString(), true).next();
         graph.tx().commit();
 
     }
@@ -282,41 +230,21 @@ public class DataLinkTest extends DataLinkSetup {
         runner.execute(obj, self);
 
         assertThat("new route-target vertex found with/or without link",
-                traversal.V()
-                        .has(AAIProperties.NODE_TYPE, "route-target")
-                        .has("global-route-target", "modifyTargetKey2")
-                        .has("route-target-role", "modifyRoleKey2")
+                traversal.V().has(AAIProperties.NODE_TYPE, "route-target")
+                        .has("global-route-target", "modifyTargetKey2").has("route-target-role", "modifyRoleKey2")
                         .hasNext(),
                 is(true));
-        assertThat("new route-target vertex has link",
-                traversal.V()
-                        .has(AAIProperties.NODE_TYPE, "route-target")
-                        .has("global-route-target", "modifyTargetKey2")
-                        .has("route-target-role", "modifyRoleKey2")
-                        .has("linked", true)
-                        .hasNext(),
-                is(true));
-        assertThat("previous vertex still exists",
-                traversal.V()
-                        .has(AAIProperties.NODE_TYPE, "route-target")
-                        .has("global-route-target", "modifyTargetKey")
-                        .has("route-target-role", "modifyRoleKey")
-                        .hasNext(),
+        assertThat("new route-target vertex found",
+                traversal.V().has(AAIProperties.NODE_TYPE, "route-target")
+                        .has("global-route-target", "modifyTargetKey2").has("route-target-role", "modifyRoleKey2")
+                        .has("linked", true).hasNext(),
                 is(true));
-        assertThat("link of previous vert removed",
-                traversal.V()
-                        .has(AAIProperties.NODE_TYPE, "route-target")
-                        .has("global-route-target", "modifyTargetKey")
-                        .has("route-target-role", "modifyRoleKey")
-                        .has("linked")
-                        .hasNext(),
+        assertThat("previous link removed",
+                traversal.V().has(AAIProperties.NODE_TYPE, "route-target").has("global-route-target", "modifyTargetKey")
+                        .has("route-target-role", "modifyRoleKey").has("linked").hasNext(),
                 is(not(true)));
-        assertThat("previous vertex still exists",
-                traversal.V()
-                        .has(AAIProperties.NODE_TYPE, "route-target")
-                        .has("global-route-target", "modifyTargetKey")
-                        .has("route-target-role", "modifyRoleKey")
-                        .hasNext(),
+        assertThat("previous vertex still exists", traversal.V().has(AAIProperties.NODE_TYPE, "route-target")
+                .has("global-route-target", "modifyTargetKey").has("route-target-role", "modifyRoleKey").hasNext(),
                 is(true));
         g.tx().rollback();
 
@@ -346,14 +274,11 @@ public class DataLinkTest extends DataLinkSetup {
         runner.execute(obj, self);
 
         assertFalse("route-target vertex not found",
-            traversal.V()
-                .has(AAIProperties.NODE_TYPE, "route-target")
-                .has("global-route-target", "deleteTargetKey")
-                .has("route-target-role", "deleteRoleKey")
-                .has("linked", true)
-                .hasNext());
+                traversal.V().has(AAIProperties.NODE_TYPE, "route-target").has("global-route-target", "deleteTargetKey")
+                        .has("route-target-role", "deleteRoleKey").has("linked", true).hasNext());
 
         g.tx().rollback();
+
     }
 
     @Test
@@ -382,6 +307,7 @@ public class DataLinkTest extends DataLinkSetup {
                 obj.getValue("global-route-target").equals("getTargetKey")
                         && obj.getValue("route-target-role").equals("getRoleKey"));
         g.tx().rollback();
+
     }
 
     @Test
@@ -424,5 +350,6 @@ public class DataLinkTest extends DataLinkSetup {
                 routeTargetTwoV.property(AAIProperties.LINKED).orElse(false));
 
         g.tx().rollback();
+
     }
 }