ATLAS-2490: updates to make usage of v1/v2 in class names consistent

Signed-off-by: Madhan Neethiraj <mad...@apache.org>
(cherry picked from commit 3d5b4880f3e3a35e9c441010096ede729204af43)


Project: http://git-wip-us.apache.org/repos/asf/atlas/repo
Commit: http://git-wip-us.apache.org/repos/asf/atlas/commit/4823c8ed
Tree: http://git-wip-us.apache.org/repos/asf/atlas/tree/4823c8ed
Diff: http://git-wip-us.apache.org/repos/asf/atlas/diff/4823c8ed

Branch: refs/heads/branch-1.0
Commit: 4823c8ed4eca08c60587cd175c5184a5544ef4e5
Parents: ff132de
Author: apoorvnaik <apoorvn...@apache.org>
Authored: Sun May 13 23:11:41 2018 -0700
Committer: Madhan Neethiraj <mad...@apache.org>
Committed: Thu May 24 21:47:22 2018 -0700

----------------------------------------------------------------------
 .../authorize/AtlasAuthorizationUtils.java      |    8 +-
 .../ClassificationSearchProcessor.java          |    6 +-
 .../atlas/discovery/EntityDiscoveryService.java |    6 +-
 .../atlas/discovery/EntityLineageService.java   |   12 +-
 .../discovery/FullTextSearchProcessor.java      |    6 +-
 .../apache/atlas/discovery/SearchContext.java   |    4 +-
 .../apache/atlas/discovery/SearchProcessor.java |    6 +-
 .../apache/atlas/glossary/GlossaryService.java  |   12 +-
 .../repository/audit/EntityAuditListener.java   |    4 +-
 .../repository/audit/EntityAuditListenerV2.java |   10 +-
 .../converters/AtlasInstanceConverter.java      |    6 +-
 .../converters/TypeConverterUtil.java           |    4 +-
 .../repository/graph/FullTextMapperV2.java      |    6 +-
 .../graph/GraphBackedSearchIndexer.java         |    3 +-
 .../atlas/repository/graph/GraphHelper.java     |   44 +-
 .../atlas/repository/impexp/ExportService.java  |    2 +-
 .../atlas/repository/impexp/ZipSource.java      |    2 +-
 .../apache/atlas/repository/ogm/DataAccess.java |    2 +-
 .../store/graph/AtlasEntityStore.java           |    2 +-
 .../repository/store/graph/BulkImporter.java    |    2 +-
 .../store/graph/EntityGraphDiscovery.java       |    4 -
 .../graph/EntityGraphDiscoveryContext.java      |    2 +-
 .../store/graph/v1/AtlasAbstractDefStoreV1.java |  111 --
 .../graph/v1/AtlasClassificationDefStoreV1.java |  364 ----
 .../graph/v1/AtlasEntityChangeNotifier.java     |  478 -----
 .../store/graph/v1/AtlasEntityDefStoreV1.java   |  358 ----
 .../graph/v1/AtlasEntityGraphDiscoveryV1.java   |  377 ----
 .../store/graph/v1/AtlasEntityStoreV1.java      |  781 --------
 .../store/graph/v1/AtlasEntityStream.java       |   88 -
 .../graph/v1/AtlasEntityStreamForImport.java    |   72 -
 .../store/graph/v1/AtlasEnumDefStoreV1.java     |  325 ----
 .../store/graph/v1/AtlasGraphUtilsV1.java       |  514 -----
 .../graph/v1/AtlasRelationshipDefStoreV1.java   |  508 -----
 .../graph/v1/AtlasRelationshipStoreV1.java      |  836 ---------
 .../store/graph/v1/AtlasStructDefStoreV1.java   |  611 ------
 .../graph/v1/AtlasTypeDefGraphStoreV1.java      |  539 ------
 .../graph/v1/AttributeMutationContext.java      |  150 --
 .../store/graph/v1/BulkImporterImpl.java        |  206 --
 .../store/graph/v1/DeleteHandlerV1.java         |   30 +-
 .../store/graph/v1/EntityGraphMapper.java       | 1774 -----------------
 .../store/graph/v1/EntityGraphRetriever.java    | 1104 -----------
 .../store/graph/v1/EntityImportStream.java      |   34 -
 .../store/graph/v1/EntityMutationContext.java   |  155 --
 .../repository/store/graph/v1/EntityStream.java |   31 -
 .../store/graph/v1/IDBasedEntityResolver.java   |   83 -
 .../store/graph/v1/InMemoryMapEntityStream.java |   55 -
 .../store/graph/v1/InstanceGraphMapper.java     |   32 -
 .../store/graph/v1/SoftDeleteHandlerV1.java     |   15 +-
 .../graph/v1/UniqAttrBasedEntityResolver.java   |   75 -
 .../store/graph/v2/AtlasAbstractDefStoreV2.java |  112 ++
 .../graph/v2/AtlasClassificationDefStoreV2.java |  364 ++++
 .../graph/v2/AtlasEntityChangeNotifier.java     |  478 +++++
 .../store/graph/v2/AtlasEntityDefStoreV2.java   |  358 ++++
 .../graph/v2/AtlasEntityGraphDiscoveryV2.java   |  377 ++++
 .../store/graph/v2/AtlasEntityStoreV2.java      |  780 ++++++++
 .../store/graph/v2/AtlasEntityStream.java       |   88 +
 .../graph/v2/AtlasEntityStreamForImport.java    |   72 +
 .../store/graph/v2/AtlasEnumDefStoreV2.java     |  325 ++++
 .../store/graph/v2/AtlasGraphUtilsV2.java       |  514 +++++
 .../graph/v2/AtlasRelationshipDefStoreV2.java   |  508 +++++
 .../graph/v2/AtlasRelationshipStoreV2.java      |  837 +++++++++
 .../store/graph/v2/AtlasStructDefStoreV2.java   |  611 ++++++
 .../graph/v2/AtlasTypeDefGraphStoreV2.java      |  539 ++++++
 .../graph/v2/AttributeMutationContext.java      |  150 ++
 .../store/graph/v2/BulkImporterImpl.java        |  206 ++
 .../store/graph/v2/EntityGraphMapper.java       | 1775 ++++++++++++++++++
 .../store/graph/v2/EntityGraphRetriever.java    | 1104 +++++++++++
 .../store/graph/v2/EntityImportStream.java      |   34 +
 .../store/graph/v2/EntityMutationContext.java   |  155 ++
 .../repository/store/graph/v2/EntityStream.java |   31 +
 .../store/graph/v2/IDBasedEntityResolver.java   |   83 +
 .../store/graph/v2/InMemoryMapEntityStream.java |   55 +
 .../store/graph/v2/InstanceGraphMapper.java     |   32 +
 .../graph/v2/UniqAttrBasedEntityResolver.java   |   75 +
 .../util/AtlasRepositoryConfiguration.java      |    2 +-
 .../apache/atlas/util/SearchPredicateUtil.java  |    4 +-
 .../test/java/org/apache/atlas/TestModules.java |   18 +-
 .../atlas/glossary/GlossaryServiceTest.java     |    2 +-
 .../org/apache/atlas/query/BasicTestSetup.java  |    4 +-
 .../repository/impexp/ExportServiceTest.java    |   19 +-
 .../repository/impexp/ImportServiceTest.java    |    6 +-
 .../impexp/ZipFileResourceTestUtils.java        |    6 +-
 .../store/graph/AtlasTypeDefGraphStoreTest.java |    6 +-
 .../graph/v1/AtlasComplexAttributesTest.java    |  512 -----
 .../graph/v1/AtlasEntityDefStoreV1Test.java     |   80 -
 ...AtlasEntityStoreV1BulkImportPercentTest.java |  167 --
 .../store/graph/v1/AtlasEntityStoreV1Test.java  |  942 ----------
 .../store/graph/v1/AtlasEntityTestBase.java     |  247 ---
 .../v1/AtlasRelationshipDefStoreV1Test.java     |  336 ----
 .../AtlasRelationshipStoreHardDeleteV1Test.java |  112 --
 .../AtlasRelationshipStoreSoftDeleteV1Test.java |  116 --
 .../graph/v1/AtlasRelationshipStoreV1Test.java  |  633 -------
 .../InverseReferenceUpdateHardDeleteV1Test.java |   75 -
 .../InverseReferenceUpdateSoftDeleteV1Test.java |   78 -
 .../graph/v1/InverseReferenceUpdateV1Test.java  |  380 ----
 .../graph/v2/AtlasComplexAttributesTest.java    |  512 +++++
 .../graph/v2/AtlasEntityDefStoreV2Test.java     |   80 +
 ...AtlasEntityStoreV2BulkImportPercentTest.java |  167 ++
 .../store/graph/v2/AtlasEntityStoreV2Test.java  |  942 ++++++++++
 .../store/graph/v2/AtlasEntityTestBase.java     |  248 +++
 .../v2/AtlasRelationshipDefStoreV2Test.java     |  336 ++++
 .../AtlasRelationshipStoreHardDeleteV2Test.java |  113 ++
 .../AtlasRelationshipStoreSoftDeleteV2Test.java |  117 ++
 .../graph/v2/AtlasRelationshipStoreV2Test.java  |  633 +++++++
 .../InverseReferenceUpdateHardDeleteV2Test.java |   76 +
 .../InverseReferenceUpdateSoftDeleteV2Test.java |   79 +
 .../graph/v2/InverseReferenceUpdateV2Test.java  |  380 ++++
 .../ClassificationPropagationTest.java          |    4 +-
 .../java/org/apache/atlas/RequestContext.java   |  186 ++
 .../java/org/apache/atlas/RequestContextV1.java |  186 --
 .../EntityNotificationListenerV2.java           |   16 +-
 .../notification/NotificationHookConsumer.java  |   15 +-
 .../web/filters/AtlasAuthenticationFilter.java  |    1 -
 .../apache/atlas/web/filters/AuditFilter.java   |    8 +-
 .../atlas/web/resources/EntityResource.java     |    6 +-
 .../org/apache/atlas/web/rest/EntityREST.java   |    5 +-
 .../NotificationHookConsumerKafkaTest.java      |    2 +-
 .../NotificationHookConsumerTest.java           |    2 +-
 .../org/apache/atlas/util/RestUtilsTest.java    |   22 +-
 .../atlas/web/adapters/TestEntitiesREST.java    |    4 +-
 .../atlas/web/adapters/TestEntityREST.java      |    4 +-
 .../AtlasAuthenticationKerberosFilterTest.java  |    4 +-
 122 files changed, 13707 insertions(+), 13708 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/authorization/src/main/java/org/apache/atlas/authorize/AtlasAuthorizationUtils.java
----------------------------------------------------------------------
diff --git 
a/authorization/src/main/java/org/apache/atlas/authorize/AtlasAuthorizationUtils.java
 
b/authorization/src/main/java/org/apache/atlas/authorize/AtlasAuthorizationUtils.java
index e7726b9..cc5db2f 100644
--- 
a/authorization/src/main/java/org/apache/atlas/authorize/AtlasAuthorizationUtils.java
+++ 
b/authorization/src/main/java/org/apache/atlas/authorize/AtlasAuthorizationUtils.java
@@ -20,6 +20,7 @@
 package org.apache.atlas.authorize;
 
 import org.apache.atlas.AtlasErrorCode;
+import org.apache.atlas.RequestContext;
 import org.apache.atlas.exception.AtlasBaseException;
 import org.apache.commons.lang.StringUtils;
 import org.slf4j.Logger;
@@ -33,7 +34,6 @@ import java.net.InetAddress;
 import java.net.UnknownHostException;
 import java.util.HashSet;
 import java.util.Set;
-import org.apache.atlas.RequestContextV1;
 
 public class AtlasAuthorizationUtils {
     private static final Logger LOG = 
LoggerFactory.getLogger(AtlasAuthorizationUtils.class);
@@ -71,7 +71,7 @@ public class AtlasAuthorizationUtils {
                 AtlasAuthorizer authorizer = 
AtlasAuthorizerFactory.getAtlasAuthorizer();
 
                 request.setUser(userName, getCurrentUserGroups());
-                
request.setClientIPAddress(RequestContextV1.get().getClientIPAddress());
+                
request.setClientIPAddress(RequestContext.get().getClientIPAddress());
                 ret = authorizer.isAccessAllowed(request);
             } catch (AtlasAuthorizationException e) {
                 LOG.error("Unable to obtain AtlasAuthorizer", e);
@@ -92,7 +92,7 @@ public class AtlasAuthorizationUtils {
                 AtlasAuthorizer authorizer = 
AtlasAuthorizerFactory.getAtlasAuthorizer();
 
                 request.setUser(getCurrentUserName(), getCurrentUserGroups());
-                
request.setClientIPAddress(RequestContextV1.get().getClientIPAddress());
+                
request.setClientIPAddress(RequestContext.get().getClientIPAddress());
                 ret = authorizer.isAccessAllowed(request);
             } catch (AtlasAuthorizationException e) {
                 LOG.error("Unable to obtain AtlasAuthorizer", e);
@@ -113,7 +113,7 @@ public class AtlasAuthorizationUtils {
                 AtlasAuthorizer authorizer = 
AtlasAuthorizerFactory.getAtlasAuthorizer();
 
                 request.setUser(getCurrentUserName(), getCurrentUserGroups());
-                
request.setClientIPAddress(RequestContextV1.get().getClientIPAddress());
+                
request.setClientIPAddress(RequestContext.get().getClientIPAddress());
                 ret = authorizer.isAccessAllowed(request);
             } catch (AtlasAuthorizationException e) {
                 LOG.error("Unable to obtain AtlasAuthorizer", e);

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/discovery/ClassificationSearchProcessor.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/discovery/ClassificationSearchProcessor.java
 
b/repository/src/main/java/org/apache/atlas/discovery/ClassificationSearchProcessor.java
index 92acb5f..b5e75fe 100644
--- 
a/repository/src/main/java/org/apache/atlas/discovery/ClassificationSearchProcessor.java
+++ 
b/repository/src/main/java/org/apache/atlas/discovery/ClassificationSearchProcessor.java
@@ -27,7 +27,7 @@ import org.apache.atlas.repository.graphdb.AtlasGraph;
 import org.apache.atlas.repository.graphdb.AtlasGraphQuery;
 import org.apache.atlas.repository.graphdb.AtlasIndexQuery;
 import org.apache.atlas.repository.graphdb.AtlasVertex;
-import org.apache.atlas.repository.store.graph.v1.AtlasGraphUtilsV1;
+import org.apache.atlas.repository.store.graph.v2.AtlasGraphUtilsV2;
 import org.apache.atlas.type.AtlasClassificationType;
 import org.apache.atlas.util.AtlasGremlinQueryProvider;
 import org.apache.atlas.util.SearchPredicateUtil;
@@ -268,11 +268,11 @@ public class ClassificationSearchProcessor extends 
SearchProcessor {
                         for (AtlasEdge edge : edges) {
                             AtlasVertex entityVertex = edge.getOutVertex();
 
-                            if (activeOnly && 
AtlasGraphUtilsV1.getState(entityVertex) != AtlasEntity.Status.ACTIVE) {
+                            if (activeOnly && 
AtlasGraphUtilsV2.getState(entityVertex) != AtlasEntity.Status.ACTIVE) {
                                 continue;
                             }
 
-                            String guid = 
AtlasGraphUtilsV1.getIdFromVertex(entityVertex);
+                            String guid = 
AtlasGraphUtilsV2.getIdFromVertex(entityVertex);
 
                             if (processedGuids.contains(guid)) {
                                 continue;

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/discovery/EntityDiscoveryService.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/discovery/EntityDiscoveryService.java
 
b/repository/src/main/java/org/apache/atlas/discovery/EntityDiscoveryService.java
index e443d9d..9d0cc9d 100644
--- 
a/repository/src/main/java/org/apache/atlas/discovery/EntityDiscoveryService.java
+++ 
b/repository/src/main/java/org/apache/atlas/discovery/EntityDiscoveryService.java
@@ -42,8 +42,8 @@ import org.apache.atlas.repository.graphdb.AtlasGraph;
 import org.apache.atlas.repository.graphdb.AtlasIndexQuery;
 import org.apache.atlas.repository.graphdb.AtlasIndexQuery.Result;
 import org.apache.atlas.repository.graphdb.AtlasVertex;
-import org.apache.atlas.repository.store.graph.v1.AtlasGraphUtilsV1;
-import org.apache.atlas.repository.store.graph.v1.EntityGraphRetriever;
+import org.apache.atlas.repository.store.graph.v2.AtlasGraphUtilsV2;
+import org.apache.atlas.repository.store.graph.v2.EntityGraphRetriever;
 import org.apache.atlas.repository.userprofile.UserProfileService;
 import org.apache.atlas.type.AtlasArrayType;
 import org.apache.atlas.type.AtlasBuiltInTypes.AtlasObjectIdType;
@@ -112,7 +112,7 @@ public class EntityDiscoveryService implements 
AtlasDiscoveryService {
         this.maxResultSetSize         = 
ApplicationProperties.get().getInt(Constants.INDEX_SEARCH_MAX_RESULT_SET_SIZE, 
150);
         this.maxTypesLengthInIdxQuery = 
ApplicationProperties.get().getInt(Constants.INDEX_SEARCH_TYPES_MAX_QUERY_STR_LENGTH,
 512);
         this.maxTagsLengthInIdxQuery  = 
ApplicationProperties.get().getInt(Constants.INDEX_SEARCH_TAGS_MAX_QUERY_STR_LENGTH,
 512);
-        this.indexSearchPrefix        = 
AtlasGraphUtilsV1.getIndexSearchPrefix();
+        this.indexSearchPrefix        = 
AtlasGraphUtilsV2.getIndexSearchPrefix();
         this.userProfileService       = userProfileService;
     }
 

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/discovery/EntityLineageService.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/discovery/EntityLineageService.java 
b/repository/src/main/java/org/apache/atlas/discovery/EntityLineageService.java
index 633ad7c..8e5a448 100644
--- 
a/repository/src/main/java/org/apache/atlas/discovery/EntityLineageService.java
+++ 
b/repository/src/main/java/org/apache/atlas/discovery/EntityLineageService.java
@@ -37,8 +37,8 @@ import org.apache.atlas.repository.Constants;
 import org.apache.atlas.repository.graphdb.AtlasEdge;
 import org.apache.atlas.repository.graphdb.AtlasGraph;
 import org.apache.atlas.repository.graphdb.AtlasVertex;
-import org.apache.atlas.repository.store.graph.v1.AtlasGraphUtilsV1;
-import org.apache.atlas.repository.store.graph.v1.EntityGraphRetriever;
+import org.apache.atlas.repository.store.graph.v2.AtlasGraphUtilsV2;
+import org.apache.atlas.repository.store.graph.v2.EntityGraphRetriever;
 import org.apache.atlas.type.AtlasEntityType;
 import org.apache.atlas.type.AtlasTypeRegistry;
 import org.apache.atlas.type.AtlasTypeUtil;
@@ -126,7 +126,7 @@ public class EntityLineageService implements 
AtlasLineageService {
 
         Map<String, Object> lookupAttributes = new HashMap<>();
         lookupAttributes.put("qualifiedName", datasetName);
-        String guid = AtlasGraphUtilsV1.getGuidByUniqueAttributes(hive_table, 
lookupAttributes);
+        String guid = AtlasGraphUtilsV2.getGuidByUniqueAttributes(hive_table, 
lookupAttributes);
 
         return getSchemaForHiveTableByGuid(guid);
     }
@@ -220,9 +220,9 @@ public class EntityLineageService implements 
AtlasLineageService {
     private void processEdge(final AtlasEdge edge, final Map<String, 
AtlasEntityHeader> entities, final Set<LineageRelation> relations) throws 
AtlasBaseException {
         AtlasVertex inVertex     = edge.getInVertex();
         AtlasVertex outVertex    = edge.getOutVertex();
-        String      inGuid       = AtlasGraphUtilsV1.getIdFromVertex(inVertex);
-        String      outGuid      = 
AtlasGraphUtilsV1.getIdFromVertex(outVertex);
-        String      relationGuid = AtlasGraphUtilsV1.getProperty(edge, 
Constants.RELATIONSHIP_GUID_PROPERTY_KEY, String.class);
+        String      inGuid       = AtlasGraphUtilsV2.getIdFromVertex(inVertex);
+        String      outGuid      = 
AtlasGraphUtilsV2.getIdFromVertex(outVertex);
+        String      relationGuid = AtlasGraphUtilsV2.getProperty(edge, 
Constants.RELATIONSHIP_GUID_PROPERTY_KEY, String.class);
         boolean     isInputEdge  = 
edge.getLabel().equalsIgnoreCase(PROCESS_INPUTS_EDGE);
 
         if (!entities.containsKey(inGuid)) {

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/discovery/FullTextSearchProcessor.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/discovery/FullTextSearchProcessor.java
 
b/repository/src/main/java/org/apache/atlas/discovery/FullTextSearchProcessor.java
index d205f71..dbbb435 100644
--- 
a/repository/src/main/java/org/apache/atlas/discovery/FullTextSearchProcessor.java
+++ 
b/repository/src/main/java/org/apache/atlas/discovery/FullTextSearchProcessor.java
@@ -22,7 +22,7 @@ import org.apache.atlas.model.instance.AtlasEntity;
 import org.apache.atlas.repository.Constants;
 import org.apache.atlas.repository.graphdb.AtlasIndexQuery;
 import org.apache.atlas.repository.graphdb.AtlasVertex;
-import org.apache.atlas.repository.store.graph.v1.AtlasGraphUtilsV1;
+import org.apache.atlas.repository.store.graph.v2.AtlasGraphUtilsV2;
 import org.apache.atlas.utils.AtlasPerfTracer;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -124,7 +124,7 @@ public class FullTextSearchProcessor extends 
SearchProcessor {
                     AtlasVertex vertex = idxQueryResult.next().getVertex();
 
                     // skip non-entity vertices
-                    if (!AtlasGraphUtilsV1.isEntityVertex(vertex)) {
+                    if (!AtlasGraphUtilsV2.isEntityVertex(vertex)) {
                         if (LOG.isDebugEnabled()) {
                             LOG.debug("FullTextSearchProcessor.execute(): 
ignoring non-entity vertex (id={})", vertex.getId());
                         }
@@ -132,7 +132,7 @@ public class FullTextSearchProcessor extends 
SearchProcessor {
                         continue;
                     }
 
-                    if (activeOnly && AtlasGraphUtilsV1.getState(vertex) != 
AtlasEntity.Status.ACTIVE) {
+                    if (activeOnly && AtlasGraphUtilsV2.getState(vertex) != 
AtlasEntity.Status.ACTIVE) {
                         continue;
                     }
 

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/discovery/SearchContext.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/discovery/SearchContext.java 
b/repository/src/main/java/org/apache/atlas/discovery/SearchContext.java
index 6e63061..1f40076 100644
--- a/repository/src/main/java/org/apache/atlas/discovery/SearchContext.java
+++ b/repository/src/main/java/org/apache/atlas/discovery/SearchContext.java
@@ -30,7 +30,7 @@ import org.apache.atlas.repository.graphdb.AtlasEdge;
 import org.apache.atlas.repository.graphdb.AtlasGraph;
 import org.apache.atlas.repository.graphdb.AtlasGraphQuery;
 import org.apache.atlas.repository.graphdb.AtlasVertex;
-import org.apache.atlas.repository.store.graph.v1.AtlasGraphUtilsV1;
+import org.apache.atlas.repository.store.graph.v2.AtlasGraphUtilsV2;
 import org.apache.atlas.type.AtlasClassificationType;
 import org.apache.atlas.type.AtlasEntityType;
 import org.apache.atlas.type.AtlasStructType;
@@ -238,7 +238,7 @@ public class SearchContext {
                 AtlasEdge edge = edges.next();
 
                 AtlasVertex inVertex = edge.getInVertex();
-                if (excludeDeletedEntities && 
AtlasGraphUtilsV1.getState(inVertex) == AtlasEntity.Status.DELETED) {
+                if (excludeDeletedEntities && 
AtlasGraphUtilsV2.getState(inVertex) == AtlasEntity.Status.DELETED) {
                     continue;
                 }
                 ret.add(inVertex);

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/discovery/SearchProcessor.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/discovery/SearchProcessor.java 
b/repository/src/main/java/org/apache/atlas/discovery/SearchProcessor.java
index 29fffa7..2e09bed 100644
--- a/repository/src/main/java/org/apache/atlas/discovery/SearchProcessor.java
+++ b/repository/src/main/java/org/apache/atlas/discovery/SearchProcessor.java
@@ -28,7 +28,7 @@ import org.apache.atlas.repository.Constants;
 import org.apache.atlas.repository.graphdb.AtlasGraphQuery;
 import org.apache.atlas.repository.graphdb.AtlasIndexQuery;
 import org.apache.atlas.repository.graphdb.AtlasVertex;
-import org.apache.atlas.repository.store.graph.v1.AtlasGraphUtilsV1;
+import org.apache.atlas.repository.store.graph.v2.AtlasGraphUtilsV2;
 import org.apache.atlas.type.AtlasArrayType;
 import org.apache.atlas.type.AtlasEntityType;
 import org.apache.atlas.type.AtlasEnumType;
@@ -68,7 +68,7 @@ public abstract class SearchProcessor {
     public static final int     MAX_RESULT_SIZE            = 
getApplicationProperty(Constants.INDEX_SEARCH_MAX_RESULT_SET_SIZE, 150);
     public static final int     MAX_QUERY_STR_LENGTH_TYPES = 
getApplicationProperty(Constants.INDEX_SEARCH_TYPES_MAX_QUERY_STR_LENGTH, 512);
     public static final int     MAX_QUERY_STR_LENGTH_TAGS  = 
getApplicationProperty(Constants.INDEX_SEARCH_TAGS_MAX_QUERY_STR_LENGTH, 512);
-    public static final String  INDEX_SEARCH_PREFIX        = 
AtlasGraphUtilsV1.getIndexSearchPrefix();
+    public static final String  INDEX_SEARCH_PREFIX        = 
AtlasGraphUtilsV2.getIndexSearchPrefix();
     public static final String  AND_STR                    = " AND ";
     public static final String  EMPTY_STRING               = "";
     public static final String  SPACE_STRING               = " ";
@@ -784,7 +784,7 @@ public abstract class SearchProcessor {
 
         if (vertices != null) {
             for(AtlasVertex vertex : vertices) {
-                String guid = AtlasGraphUtilsV1.getIdFromVertex(vertex);
+                String guid = AtlasGraphUtilsV2.getIdFromVertex(vertex);
 
                 if (StringUtils.isNotEmpty(guid)) {
                     ret.add(guid);

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/glossary/GlossaryService.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/glossary/GlossaryService.java 
b/repository/src/main/java/org/apache/atlas/glossary/GlossaryService.java
index 3467259..589ef7b 100644
--- a/repository/src/main/java/org/apache/atlas/glossary/GlossaryService.java
+++ b/repository/src/main/java/org/apache/atlas/glossary/GlossaryService.java
@@ -31,8 +31,8 @@ import org.apache.atlas.model.instance.AtlasRelatedObjectId;
 import org.apache.atlas.repository.graphdb.AtlasVertex;
 import org.apache.atlas.repository.ogm.DataAccess;
 import org.apache.atlas.repository.store.graph.AtlasRelationshipStore;
-import org.apache.atlas.repository.store.graph.v1.AtlasEntityChangeNotifier;
-import org.apache.atlas.repository.store.graph.v1.AtlasGraphUtilsV1;
+import org.apache.atlas.repository.store.graph.v2.AtlasEntityChangeNotifier;
+import org.apache.atlas.repository.store.graph.v2.AtlasGraphUtilsV2;
 import org.apache.atlas.type.AtlasTypeRegistry;
 import org.apache.commons.collections.CollectionUtils;
 import org.apache.commons.lang.StringUtils;
@@ -94,7 +94,7 @@ public class GlossaryService {
             LOG.debug("==> GlossaryService.getGlossaries({}, {}, {})", limit, 
offset, sortOrder);
         }
 
-        List<String>     glossaryGuids    = 
AtlasGraphUtilsV1.findEntityGUIDsByType(GlossaryUtils.ATLAS_GLOSSARY_TYPENAME, 
sortOrder);
+        List<String>     glossaryGuids    = 
AtlasGraphUtilsV2.findEntityGUIDsByType(GlossaryUtils.ATLAS_GLOSSARY_TYPENAME, 
sortOrder);
         PaginationHelper paginationHelper = new 
PaginationHelper<>(glossaryGuids, offset, limit);
 
         List<AtlasGlossary> ret;
@@ -916,21 +916,21 @@ public class GlossaryService {
     }
 
     private boolean glossaryExists(AtlasGlossary atlasGlossary) {
-        AtlasVertex vertex = 
AtlasGraphUtilsV1.findByUniqueAttributes(atlasTypeRegistry.getEntityTypeByName(GlossaryUtils.ATLAS_GLOSSARY_TYPENAME),
 new HashMap<String, Object>() {{
+        AtlasVertex vertex = 
AtlasGraphUtilsV2.findByUniqueAttributes(atlasTypeRegistry.getEntityTypeByName(GlossaryUtils.ATLAS_GLOSSARY_TYPENAME),
 new HashMap<String, Object>() {{
             put(QUALIFIED_NAME_ATTR, atlasGlossary.getQualifiedName());
         }});
         return Objects.nonNull(vertex);
     }
 
     private boolean termExists(AtlasGlossaryTerm term) {
-        AtlasVertex vertex = 
AtlasGraphUtilsV1.findByUniqueAttributes(atlasTypeRegistry.getEntityTypeByName(GlossaryUtils.ATLAS_GLOSSARY_TERM_TYPENAME),
 new HashMap<String, Object>() {{
+        AtlasVertex vertex = 
AtlasGraphUtilsV2.findByUniqueAttributes(atlasTypeRegistry.getEntityTypeByName(GlossaryUtils.ATLAS_GLOSSARY_TERM_TYPENAME),
 new HashMap<String, Object>() {{
             put(QUALIFIED_NAME_ATTR, term.getQualifiedName());
         }});
         return Objects.nonNull(vertex);
     }
 
     private boolean categoryExists(AtlasGlossaryCategory category) {
-        AtlasVertex vertex = 
AtlasGraphUtilsV1.findByUniqueAttributes(atlasTypeRegistry.getEntityTypeByName(GlossaryUtils.ATLAS_GLOSSARY_CATEGORY_TYPENAME),
 new HashMap<String, Object>() {{
+        AtlasVertex vertex = 
AtlasGraphUtilsV2.findByUniqueAttributes(atlasTypeRegistry.getEntityTypeByName(GlossaryUtils.ATLAS_GLOSSARY_CATEGORY_TYPENAME),
 new HashMap<String, Object>() {{
             put(QUALIFIED_NAME_ATTR, category.getQualifiedName());
         }});
         return Objects.nonNull(vertex);

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/audit/EntityAuditListener.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/audit/EntityAuditListener.java
 
b/repository/src/main/java/org/apache/atlas/repository/audit/EntityAuditListener.java
index 7369c5e..27d121a 100644
--- 
a/repository/src/main/java/org/apache/atlas/repository/audit/EntityAuditListener.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/audit/EntityAuditListener.java
@@ -21,7 +21,7 @@ package org.apache.atlas.repository.audit;
 import org.apache.atlas.AtlasException;
 import org.apache.atlas.EntityAuditEvent;
 import org.apache.atlas.EntityAuditEvent.EntityAuditAction;
-import org.apache.atlas.RequestContextV1;
+import org.apache.atlas.RequestContext;
 import org.apache.atlas.listener.EntityChangeListener;
 import org.apache.atlas.model.glossary.AtlasGlossaryTerm;
 import org.apache.atlas.v1.model.instance.Referenceable;
@@ -166,7 +166,7 @@ public class EntityAuditListener implements 
EntityChangeListener {
 
     private EntityAuditEvent createEvent(Referenceable entity, 
EntityAuditAction action, String details)
             throws AtlasException {
-        return new EntityAuditEvent(entity.getId()._getId(), 
RequestContextV1.get().getRequestTime(), RequestContextV1.get().getUser(), 
action, details, entity);
+        return new EntityAuditEvent(entity.getId()._getId(), 
RequestContext.get().getRequestTime(), RequestContext.get().getUser(), action, 
details, entity);
     }
 
     private String getAuditEventDetail(Referenceable entity, EntityAuditAction 
action) throws AtlasException {

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/audit/EntityAuditListenerV2.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/audit/EntityAuditListenerV2.java
 
b/repository/src/main/java/org/apache/atlas/repository/audit/EntityAuditListenerV2.java
index a988e47..fe584e3 100644
--- 
a/repository/src/main/java/org/apache/atlas/repository/audit/EntityAuditListenerV2.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/audit/EntityAuditListenerV2.java
@@ -18,7 +18,7 @@
 package org.apache.atlas.repository.audit;
 
 import org.apache.atlas.EntityAuditEvent.EntityAuditAction;
-import org.apache.atlas.RequestContextV1;
+import org.apache.atlas.RequestContext;
 import org.apache.atlas.model.audit.EntityAuditEventV2;
 import org.apache.atlas.model.audit.EntityAuditEventV2.EntityAuditActionV2;
 import org.apache.atlas.exception.AtlasBaseException;
@@ -211,8 +211,8 @@ public class EntityAuditListenerV2 implements 
EntityChangeListenerV2 {
     }
 
     private EntityAuditEventV2 createEvent(AtlasEntity entity, 
EntityAuditActionV2 action, String details) {
-        return new EntityAuditEventV2(entity.getGuid(), 
RequestContextV1.get().getRequestTime(),
-                                      RequestContextV1.get().getUser(), 
action, details, entity);
+        return new EntityAuditEventV2(entity.getGuid(), 
RequestContext.get().getRequestTime(),
+                                      RequestContext.get().getUser(), action, 
details, entity);
     }
 
     private EntityAuditEventV2 createEvent(AtlasEntity entity, 
EntityAuditActionV2 action) {
@@ -249,13 +249,13 @@ public class EntityAuditListenerV2 implements 
EntityChangeListenerV2 {
     }
 
     private boolean isPropagatedClassificationAdded(String guid, 
AtlasClassification classification) {
-        Map<String, List<AtlasClassification>> addedPropagations = 
RequestContextV1.get().getAddedPropagations();
+        Map<String, List<AtlasClassification>> addedPropagations = 
RequestContext.get().getAddedPropagations();
 
         return hasPropagatedEntry(addedPropagations, guid, classification);
     }
 
     private boolean isPropagatedClassificationDeleted(String guid, 
AtlasClassification classification) {
-        Map<String, List<AtlasClassification>> removedPropagations = 
RequestContextV1.get().getRemovedPropagations();
+        Map<String, List<AtlasClassification>> removedPropagations = 
RequestContext.get().getRemovedPropagations();
 
         return hasPropagatedEntry(removedPropagations, guid, classification);
     }

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/converters/AtlasInstanceConverter.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/converters/AtlasInstanceConverter.java
 
b/repository/src/main/java/org/apache/atlas/repository/converters/AtlasInstanceConverter.java
index 7d7e780..b26b353 100644
--- 
a/repository/src/main/java/org/apache/atlas/repository/converters/AtlasInstanceConverter.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/converters/AtlasInstanceConverter.java
@@ -21,7 +21,7 @@ import org.apache.atlas.AtlasErrorCode;
 import org.apache.atlas.AtlasException;
 import org.apache.atlas.CreateUpdateEntitiesResult;
 import org.apache.atlas.EntityAuditEvent;
-import org.apache.atlas.RequestContextV1;
+import org.apache.atlas.RequestContext;
 import org.apache.atlas.model.audit.EntityAuditEventV2;
 import org.apache.atlas.exception.AtlasBaseException;
 import org.apache.atlas.model.TypeCategory;
@@ -33,7 +33,7 @@ import org.apache.atlas.model.instance.EntityMutationResponse;
 import org.apache.atlas.model.instance.EntityMutations.EntityOperation;
 import org.apache.atlas.model.instance.GuidMapping;
 import org.apache.atlas.model.legacy.EntityResult;
-import org.apache.atlas.repository.store.graph.v1.EntityGraphRetriever;
+import org.apache.atlas.repository.store.graph.v2.EntityGraphRetriever;
 import org.apache.atlas.v1.model.instance.Referenceable;
 import org.apache.atlas.v1.model.instance.Struct;
 import 
org.apache.atlas.repository.converters.AtlasFormatConverter.ConverterContext;
@@ -293,7 +293,7 @@ public class AtlasInstanceConverter {
 
 
     public AtlasEntity.AtlasEntityWithExtInfo getAndCacheEntity(String guid) 
throws AtlasBaseException {
-        RequestContextV1                   context           = 
RequestContextV1.get();
+        RequestContext                     context           = 
RequestContext.get();
         AtlasEntity.AtlasEntityWithExtInfo entityWithExtInfo = 
context.getInstanceV2(guid);
 
         if (entityWithExtInfo == null) {

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/converters/TypeConverterUtil.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/converters/TypeConverterUtil.java
 
b/repository/src/main/java/org/apache/atlas/repository/converters/TypeConverterUtil.java
index 1e06321..40d9a07 100644
--- 
a/repository/src/main/java/org/apache/atlas/repository/converters/TypeConverterUtil.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/converters/TypeConverterUtil.java
@@ -44,7 +44,7 @@ import org.apache.atlas.v1.model.typedef.Multiplicity;
 import org.apache.atlas.v1.model.typedef.StructTypeDefinition;
 import org.apache.atlas.v1.model.typedef.TraitTypeDefinition;
 import org.apache.atlas.v1.model.typedef.TypesDef;
-import org.apache.atlas.repository.store.graph.v1.AtlasStructDefStoreV1;
+import org.apache.atlas.repository.store.graph.v2.AtlasStructDefStoreV2;
 import org.apache.atlas.type.AtlasClassificationType;
 import org.apache.atlas.type.AtlasEntityType;
 import org.apache.atlas.type.AtlasEnumType;
@@ -360,7 +360,7 @@ public final class TypeConverterUtil {
             for (AtlasAttributeDef attrDef : attrDefs) {
                 AtlasAttribute attribute = 
structType.getAttribute(attrDef.getName());
 
-                AttributeDefinition oldAttrDef = 
AtlasStructDefStoreV1.toAttributeDefinition(attribute);
+                AttributeDefinition oldAttrDef = 
AtlasStructDefStoreV2.toAttributeDefinition(attribute);
 
                 ret.add(new AttributeDefinition(oldAttrDef.getName(), 
oldAttrDef.getDataTypeName(), new Multiplicity(oldAttrDef.getMultiplicity()), 
oldAttrDef.getIsComposite(), oldAttrDef.getIsUnique(), 
oldAttrDef.getIsIndexable(), oldAttrDef.getReverseAttributeName()));
             }

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/graph/FullTextMapperV2.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/graph/FullTextMapperV2.java
 
b/repository/src/main/java/org/apache/atlas/repository/graph/FullTextMapperV2.java
index c42aa15..bc5ae5c 100644
--- 
a/repository/src/main/java/org/apache/atlas/repository/graph/FullTextMapperV2.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/graph/FullTextMapperV2.java
@@ -17,7 +17,7 @@
  */
 package org.apache.atlas.repository.graph;
 
-import org.apache.atlas.RequestContextV1;
+import org.apache.atlas.RequestContext;
 import org.apache.atlas.exception.AtlasBaseException;
 import org.apache.atlas.model.instance.AtlasClassification;
 import org.apache.atlas.model.instance.AtlasEntity;
@@ -25,7 +25,7 @@ import 
org.apache.atlas.model.instance.AtlasEntity.AtlasEntityExtInfo;
 import org.apache.atlas.model.instance.AtlasEntity.AtlasEntityWithExtInfo;
 import org.apache.atlas.model.instance.AtlasObjectId;
 import org.apache.atlas.model.instance.AtlasStruct;
-import org.apache.atlas.repository.store.graph.v1.EntityGraphRetriever;
+import org.apache.atlas.repository.store.graph.v2.EntityGraphRetriever;
 import org.apache.atlas.type.AtlasTypeRegistry;
 import org.apache.commons.collections.CollectionUtils;
 import org.apache.commons.collections.MapUtils;
@@ -203,7 +203,7 @@ public class FullTextMapperV2 {
     }
 
     private AtlasEntityWithExtInfo getAndCacheEntity(String guid) throws 
AtlasBaseException {
-        RequestContextV1       context           = RequestContextV1.get();
+        RequestContext         context           = RequestContext.get();
         AtlasEntityWithExtInfo entityWithExtInfo = context.getInstanceV2(guid);
 
         if (entityWithExtInfo == null) {

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/graph/GraphBackedSearchIndexer.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/graph/GraphBackedSearchIndexer.java
 
b/repository/src/main/java/org/apache/atlas/repository/graph/GraphBackedSearchIndexer.java
index f289365..4faa7ba 100755
--- 
a/repository/src/main/java/org/apache/atlas/repository/graph/GraphBackedSearchIndexer.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/graph/GraphBackedSearchIndexer.java
@@ -42,7 +42,6 @@ import org.apache.atlas.repository.graphdb.AtlasGraph;
 import org.apache.atlas.repository.graphdb.AtlasGraphIndex;
 import org.apache.atlas.repository.graphdb.AtlasGraphManagement;
 import org.apache.atlas.repository.graphdb.AtlasPropertyKey;
-import org.apache.atlas.repository.store.graph.v1.AtlasGraphUtilsV1;
 import org.apache.atlas.type.AtlasArrayType;
 import org.apache.atlas.type.AtlasClassificationType;
 import org.apache.atlas.type.AtlasEntityType;
@@ -75,7 +74,7 @@ import static org.apache.atlas.repository.Constants.*;
 import static org.apache.atlas.repository.graphdb.AtlasCardinality.LIST;
 import static org.apache.atlas.repository.graphdb.AtlasCardinality.SET;
 import static org.apache.atlas.repository.graphdb.AtlasCardinality.SINGLE;
-import static 
org.apache.atlas.repository.store.graph.v1.AtlasGraphUtilsV1.isReference;
+import static 
org.apache.atlas.repository.store.graph.v2.AtlasGraphUtilsV2.isReference;
 import static org.apache.atlas.type.AtlasTypeUtil.isArrayType;
 import static org.apache.atlas.type.AtlasTypeUtil.isMapType;
 

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/graph/GraphHelper.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/graph/GraphHelper.java 
b/repository/src/main/java/org/apache/atlas/repository/graph/GraphHelper.java
index 57dc5bd..3ca2872 100755
--- 
a/repository/src/main/java/org/apache/atlas/repository/graph/GraphHelper.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/graph/GraphHelper.java
@@ -24,13 +24,14 @@ import com.google.common.collect.HashBiMap;
 import org.apache.atlas.ApplicationProperties;
 import org.apache.atlas.AtlasErrorCode;
 import org.apache.atlas.AtlasException;
-import org.apache.atlas.RequestContextV1;
+import org.apache.atlas.RequestContext;
 import org.apache.atlas.exception.AtlasBaseException;
 import org.apache.atlas.model.instance.AtlasEntity.Status;
 import org.apache.atlas.model.instance.AtlasObjectId;
 import org.apache.atlas.model.instance.AtlasRelationship;
 import org.apache.atlas.model.typedef.AtlasRelationshipDef;
 import org.apache.atlas.repository.graphdb.AtlasVertexQuery;
+import org.apache.atlas.repository.store.graph.v2.AtlasGraphUtilsV2;
 import org.apache.atlas.type.AtlasArrayType;
 import org.apache.atlas.type.AtlasMapType;
 import org.apache.atlas.util.AtlasGremlinQueryProvider;
@@ -47,7 +48,6 @@ import org.apache.atlas.repository.graphdb.AtlasElement;
 import org.apache.atlas.repository.graphdb.AtlasGraph;
 import org.apache.atlas.repository.graphdb.AtlasGraphQuery;
 import org.apache.atlas.repository.graphdb.AtlasVertex;
-import org.apache.atlas.repository.store.graph.v1.AtlasGraphUtilsV1;
 import org.apache.atlas.type.AtlasEntityType;
 import org.apache.atlas.type.AtlasRelationshipType;
 import org.apache.atlas.type.AtlasType;
@@ -86,7 +86,7 @@ import static 
org.apache.atlas.repository.Constants.CLASSIFICATION_EDGE_NAME_PRO
 import static 
org.apache.atlas.repository.Constants.CLASSIFICATION_VERTEX_NAME_KEY;
 import static 
org.apache.atlas.repository.Constants.CLASSIFICATION_VERTEX_PROPAGATE_KEY;
 import static 
org.apache.atlas.repository.Constants.PROPAGATED_TRAIT_NAMES_PROPERTY_KEY;
-import static 
org.apache.atlas.repository.store.graph.v1.AtlasGraphUtilsV1.isReference;
+import static 
org.apache.atlas.repository.store.graph.v2.AtlasGraphUtilsV2.isReference;
 import static 
org.apache.atlas.type.AtlasStructType.AtlasAttribute.AtlasRelationshipEdgeDirection.BOTH;
 import static 
org.apache.atlas.type.AtlasStructType.AtlasAttribute.AtlasRelationshipEdgeDirection.IN;
 import static 
org.apache.atlas.type.AtlasStructType.AtlasAttribute.AtlasRelationshipEdgeDirection.OUT;
@@ -185,12 +185,12 @@ public final class GraphHelper {
         setProperty(vertexWithoutIdentity, Constants.STATE_PROPERTY_KEY, 
Id.EntityState.ACTIVE.name());
 
         // add timestamp information
-        setProperty(vertexWithoutIdentity, Constants.TIMESTAMP_PROPERTY_KEY, 
RequestContextV1.get().getRequestTime());
+        setProperty(vertexWithoutIdentity, Constants.TIMESTAMP_PROPERTY_KEY, 
RequestContext.get().getRequestTime());
         setProperty(vertexWithoutIdentity, 
Constants.MODIFICATION_TIMESTAMP_PROPERTY_KEY,
-                RequestContextV1.get().getRequestTime());
+                    RequestContext.get().getRequestTime());
 
-        setProperty(vertexWithoutIdentity, Constants.CREATED_BY_KEY, 
RequestContextV1.get().getUser());
-        setProperty(vertexWithoutIdentity, Constants.MODIFIED_BY_KEY, 
RequestContextV1.get().getUser());
+        setProperty(vertexWithoutIdentity, Constants.CREATED_BY_KEY, 
RequestContext.get().getUser());
+        setProperty(vertexWithoutIdentity, Constants.MODIFIED_BY_KEY, 
RequestContext.get().getUser());
         return vertexWithoutIdentity;
     }
 
@@ -198,8 +198,8 @@ public final class GraphHelper {
         AtlasEdge ret = addEdge(entityVertex, classificationVertex, 
CLASSIFICATION_LABEL);
 
         if (ret != null) {
-            AtlasGraphUtilsV1.setProperty(ret, 
CLASSIFICATION_EDGE_NAME_PROPERTY_KEY, getTypeName(classificationVertex));
-            AtlasGraphUtilsV1.setProperty(ret, 
CLASSIFICATION_EDGE_IS_PROPAGATED_PROPERTY_KEY, isPropagated);
+            AtlasGraphUtilsV2.setProperty(ret, 
CLASSIFICATION_EDGE_NAME_PROPERTY_KEY, getTypeName(classificationVertex));
+            AtlasGraphUtilsV2.setProperty(ret, 
CLASSIFICATION_EDGE_IS_PROPAGATED_PROPERTY_KEY, isPropagated);
         }
 
         return ret;
@@ -216,10 +216,10 @@ public final class GraphHelper {
 
         if (ret != null) {
             setProperty(ret, Constants.STATE_PROPERTY_KEY, 
Id.EntityState.ACTIVE.name());
-            setProperty(ret, Constants.TIMESTAMP_PROPERTY_KEY, 
RequestContextV1.get().getRequestTime());
-            setProperty(ret, Constants.MODIFICATION_TIMESTAMP_PROPERTY_KEY, 
RequestContextV1.get().getRequestTime());
-            setProperty(ret, Constants.CREATED_BY_KEY, 
RequestContextV1.get().getUser());
-            setProperty(ret, Constants.MODIFIED_BY_KEY, 
RequestContextV1.get().getUser());
+            setProperty(ret, Constants.TIMESTAMP_PROPERTY_KEY, 
RequestContext.get().getRequestTime());
+            setProperty(ret, Constants.MODIFICATION_TIMESTAMP_PROPERTY_KEY, 
RequestContext.get().getRequestTime());
+            setProperty(ret, Constants.CREATED_BY_KEY, 
RequestContext.get().getUser());
+            setProperty(ret, Constants.MODIFIED_BY_KEY, 
RequestContext.get().getUser());
 
             if (LOG.isDebugEnabled()) {
                 LOG.debug("Added {}", string(ret));
@@ -376,7 +376,7 @@ public final class GraphHelper {
         boolean ret = false;
 
         if (classificationVertex != null) {
-            Boolean enabled = 
AtlasGraphUtilsV1.getProperty(classificationVertex, 
CLASSIFICATION_VERTEX_PROPAGATE_KEY, Boolean.class);
+            Boolean enabled = 
AtlasGraphUtilsV2.getProperty(classificationVertex, 
CLASSIFICATION_VERTEX_PROPAGATE_KEY, Boolean.class);
 
             ret = (enabled == null) ? true : enabled;
         }
@@ -433,7 +433,7 @@ public final class GraphHelper {
                 AtlasVertex classificationVertex = (edge != null) ? 
edge.getInVertex() : null;
 
                 if (classificationVertex != null) {
-                    String guid = 
AtlasGraphUtilsV1.getProperty(classificationVertex, CLASSIFICATION_ENTITY_GUID, 
String.class);
+                    String guid = 
AtlasGraphUtilsV2.getProperty(classificationVertex, CLASSIFICATION_ENTITY_GUID, 
String.class);
 
                     if (StringUtils.equals(guid, associatedEntityGuid)) {
                         ret = edge;
@@ -960,8 +960,8 @@ public final class GraphHelper {
     }
 
     public static void updateModificationMetadata(AtlasVertex vertex) {
-        AtlasGraphUtilsV1.setProperty(vertex, 
Constants.MODIFICATION_TIMESTAMP_PROPERTY_KEY, 
RequestContextV1.get().getRequestTime());
-        AtlasGraphUtilsV1.setProperty(vertex, Constants.MODIFIED_BY_KEY, 
RequestContextV1.get().getUser());
+        AtlasGraphUtilsV2.setProperty(vertex, 
Constants.MODIFICATION_TIMESTAMP_PROPERTY_KEY, 
RequestContext.get().getRequestTime());
+        AtlasGraphUtilsV2.setProperty(vertex, Constants.MODIFIED_BY_KEY, 
RequestContext.get().getUser());
     }
 
     public static String getQualifiedNameForMapKey(String prefix, String key) {
@@ -1000,7 +1000,7 @@ public final class GraphHelper {
             while (iterator.hasNext()) {
                 AtlasEdge edge = iterator.next();
 
-                ret.add(AtlasGraphUtilsV1.getProperty(edge, 
CLASSIFICATION_EDGE_NAME_PROPERTY_KEY, String.class));
+                ret.add(AtlasGraphUtilsV2.getProperty(edge, 
CLASSIFICATION_EDGE_NAME_PROPERTY_KEY, String.class));
             }
         }
 
@@ -1168,11 +1168,11 @@ public final class GraphHelper {
     }
 
     public static String getClassificationName(AtlasVertex 
classificationVertex) {
-        return AtlasGraphUtilsV1.getProperty(classificationVertex, 
CLASSIFICATION_VERTEX_NAME_KEY, String.class);
+        return AtlasGraphUtilsV2.getProperty(classificationVertex, 
CLASSIFICATION_VERTEX_NAME_KEY, String.class);
     }
 
     public static String getClassificationEntityGuid(AtlasVertex 
classificationVertex) {
-        return AtlasGraphUtilsV1.getProperty(classificationVertex, 
CLASSIFICATION_ENTITY_GUID, String.class);
+        return AtlasGraphUtilsV2.getProperty(classificationVertex, 
CLASSIFICATION_ENTITY_GUID, String.class);
     }
 
     public static Integer getIndexValue(AtlasEdge edge) {
@@ -1198,7 +1198,7 @@ public final class GraphHelper {
         List<String> ret = null;
 
         if (edge != null) {
-            List<String> classificationIds = 
AtlasGraphUtilsV1.getProperty(edge, 
Constants.RELATIONSHIPTYPE_BLOCKED_PROPAGATED_CLASSIFICATIONS_KEY, List.class);
+            List<String> classificationIds = 
AtlasGraphUtilsV2.getProperty(edge, 
Constants.RELATIONSHIPTYPE_BLOCKED_PROPAGATED_CLASSIFICATIONS_KEY, List.class);
 
             ret = CollectionUtils.isNotEmpty(classificationIds) ? 
classificationIds : Collections.emptyList();
         }
@@ -1825,7 +1825,7 @@ public final class GraphHelper {
             Iterator<AtlasEdge> iter = 
entityVertex.getEdges(AtlasEdgeDirection.IN).iterator();
 
             while (iter.hasNext() && ret == null) {
-                String edgeTypeName = 
AtlasGraphUtilsV1.getTypeName(iter.next());
+                String edgeTypeName = 
AtlasGraphUtilsV2.getTypeName(iter.next());
 
                 for (AtlasRelationshipType relationType : relationshipTypes) {
                     AtlasRelationshipDef relationshipDef = 
relationType.getRelationshipDef();

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/impexp/ExportService.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/impexp/ExportService.java
 
b/repository/src/main/java/org/apache/atlas/repository/impexp/ExportService.java
index 6d6aa15..8bc3c20 100644
--- 
a/repository/src/main/java/org/apache/atlas/repository/impexp/ExportService.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/impexp/ExportService.java
@@ -37,7 +37,7 @@ import org.apache.atlas.model.typedef.AtlasStructDef;
 import org.apache.atlas.model.typedef.AtlasStructDef.AtlasAttributeDef;
 import org.apache.atlas.model.typedef.AtlasTypesDef;
 import org.apache.atlas.repository.graphdb.AtlasGraph;
-import org.apache.atlas.repository.store.graph.v1.EntityGraphRetriever;
+import org.apache.atlas.repository.store.graph.v2.EntityGraphRetriever;
 import org.apache.atlas.type.AtlasArrayType;
 import org.apache.atlas.type.AtlasClassificationType;
 import org.apache.atlas.type.AtlasEntityType;

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/impexp/ZipSource.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/impexp/ZipSource.java 
b/repository/src/main/java/org/apache/atlas/repository/impexp/ZipSource.java
index ecfbd24..60cd9f8 100644
--- a/repository/src/main/java/org/apache/atlas/repository/impexp/ZipSource.java
+++ b/repository/src/main/java/org/apache/atlas/repository/impexp/ZipSource.java
@@ -22,7 +22,7 @@ import org.apache.atlas.model.impexp.AtlasExportResult;
 import org.apache.atlas.model.instance.AtlasEntity;
 import org.apache.atlas.model.instance.AtlasEntity.AtlasEntityWithExtInfo;
 import org.apache.atlas.model.typedef.AtlasTypesDef;
-import org.apache.atlas.repository.store.graph.v1.EntityImportStream;
+import org.apache.atlas.repository.store.graph.v2.EntityImportStream;
 import org.apache.atlas.type.AtlasType;
 import org.apache.commons.lang.StringUtils;
 import org.slf4j.Logger;

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/ogm/DataAccess.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/ogm/DataAccess.java 
b/repository/src/main/java/org/apache/atlas/repository/ogm/DataAccess.java
index 470abce..6058867 100644
--- a/repository/src/main/java/org/apache/atlas/repository/ogm/DataAccess.java
+++ b/repository/src/main/java/org/apache/atlas/repository/ogm/DataAccess.java
@@ -24,7 +24,7 @@ import org.apache.atlas.model.instance.AtlasEntity;
 import org.apache.atlas.model.instance.AtlasEntity.AtlasEntityWithExtInfo;
 import org.apache.atlas.model.instance.EntityMutationResponse;
 import org.apache.atlas.repository.store.graph.AtlasEntityStore;
-import org.apache.atlas.repository.store.graph.v1.AtlasEntityStream;
+import org.apache.atlas.repository.store.graph.v2.AtlasEntityStream;
 import org.apache.atlas.utils.AtlasPerfTracer;
 import org.apache.commons.collections.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/store/graph/AtlasEntityStore.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/AtlasEntityStore.java
 
b/repository/src/main/java/org/apache/atlas/repository/store/graph/AtlasEntityStore.java
index 82a82fb..be73a0d 100644
--- 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/AtlasEntityStore.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/store/graph/AtlasEntityStore.java
@@ -23,7 +23,7 @@ import 
org.apache.atlas.model.instance.AtlasEntity.AtlasEntitiesWithExtInfo;
 import org.apache.atlas.model.instance.AtlasEntity.AtlasEntityWithExtInfo;
 import org.apache.atlas.model.instance.AtlasObjectId;
 import org.apache.atlas.model.instance.EntityMutationResponse;
-import org.apache.atlas.repository.store.graph.v1.EntityStream;
+import org.apache.atlas.repository.store.graph.v2.EntityStream;
 import org.apache.atlas.type.AtlasEntityType;
 
 import java.util.List;

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/store/graph/BulkImporter.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/BulkImporter.java
 
b/repository/src/main/java/org/apache/atlas/repository/store/graph/BulkImporter.java
index 7139eac..50d3b02 100644
--- 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/BulkImporter.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/store/graph/BulkImporter.java
@@ -20,7 +20,7 @@ package org.apache.atlas.repository.store.graph;
 import org.apache.atlas.exception.AtlasBaseException;
 import org.apache.atlas.model.impexp.AtlasImportResult;
 import org.apache.atlas.model.instance.EntityMutationResponse;
-import org.apache.atlas.repository.store.graph.v1.EntityImportStream;
+import org.apache.atlas.repository.store.graph.v2.EntityImportStream;
 
 public interface BulkImporter {
 

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/store/graph/EntityGraphDiscovery.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/EntityGraphDiscovery.java
 
b/repository/src/main/java/org/apache/atlas/repository/store/graph/EntityGraphDiscovery.java
index 23a25b9..6c859f6 100644
--- 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/EntityGraphDiscovery.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/store/graph/EntityGraphDiscovery.java
@@ -20,10 +20,6 @@ package org.apache.atlas.repository.store.graph;
 
 import org.apache.atlas.exception.AtlasBaseException;
 import org.apache.atlas.model.instance.AtlasEntity;
-import org.apache.atlas.repository.store.graph.v1.AtlasEntityStream;
-
-import java.util.List;
-import java.util.Map;
 
 public interface EntityGraphDiscovery {
 

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/store/graph/EntityGraphDiscoveryContext.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/EntityGraphDiscoveryContext.java
 
b/repository/src/main/java/org/apache/atlas/repository/store/graph/EntityGraphDiscoveryContext.java
index ca62fdc..bd05c98 100644
--- 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/EntityGraphDiscoveryContext.java
+++ 
b/repository/src/main/java/org/apache/atlas/repository/store/graph/EntityGraphDiscoveryContext.java
@@ -20,7 +20,7 @@ package org.apache.atlas.repository.store.graph;
 import org.apache.atlas.exception.AtlasBaseException;
 import org.apache.atlas.model.instance.AtlasObjectId;
 import org.apache.atlas.repository.graphdb.AtlasVertex;
-import org.apache.atlas.repository.store.graph.v1.EntityStream;
+import org.apache.atlas.repository.store.graph.v2.EntityStream;
 import org.apache.atlas.type.AtlasEntityType;
 import org.apache.atlas.type.AtlasTypeRegistry;
 import org.slf4j.Logger;

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasAbstractDefStoreV1.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasAbstractDefStoreV1.java
 
b/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasAbstractDefStoreV1.java
deleted file mode 100644
index 48973c3..0000000
--- 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasAbstractDefStoreV1.java
+++ /dev/null
@@ -1,111 +0,0 @@
-/**
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.atlas.repository.store.graph.v1;
-
-import org.apache.atlas.ApplicationProperties;
-import org.apache.atlas.AtlasErrorCode;
-import org.apache.atlas.AtlasException;
-import org.apache.atlas.exception.AtlasBaseException;
-import org.apache.atlas.model.typedef.AtlasBaseTypeDef;
-import org.apache.atlas.model.typedef.AtlasStructDef;
-import org.apache.atlas.query.AtlasDSL;
-import org.apache.atlas.repository.graphdb.AtlasVertex;
-import org.apache.atlas.repository.store.graph.AtlasDefStore;
-import org.apache.atlas.type.AtlasTypeRegistry;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import java.util.List;
-import java.util.regex.Pattern;
-
-/**
- * Abstract typedef-store for v1 format.
- */
-  abstract class AtlasAbstractDefStoreV1 <T extends AtlasBaseTypeDef> 
implements AtlasDefStore<T> {
-    private static final Logger LOG = 
LoggerFactory.getLogger(AtlasAbstractDefStoreV1.class);
-    protected final AtlasTypeDefGraphStoreV1 typeDefStore;
-    protected final AtlasTypeRegistry        typeRegistry;
-
-    private static final String  NAME_REGEX            = "[a-zA-Z][a-zA-Z0-9_ 
]*";
-    private static final String  INTERNAL_NAME_REGEX   = "__" + NAME_REGEX;
-    private static final Pattern NAME_PATTERN          = 
Pattern.compile(NAME_REGEX);
-    private static final Pattern INTERNAL_NAME_PATTERN = 
Pattern.compile(INTERNAL_NAME_REGEX);
-
-    public static final String ALLOW_RESERVED_KEYWORDS = 
"atlas.types.allowReservedKeywords";
-
-    public AtlasAbstractDefStoreV1(AtlasTypeDefGraphStoreV1 typeDefStore, 
AtlasTypeRegistry typeRegistry) {
-        this.typeDefStore = typeDefStore;
-        this.typeRegistry = typeRegistry;
-    }
-
-    public void validateType(AtlasBaseTypeDef typeDef) throws 
AtlasBaseException {
-        if (!isValidName(typeDef.getName())) {
-            throw new 
AtlasBaseException(AtlasErrorCode.TYPE_NAME_INVALID_FORMAT, typeDef.getName(), 
typeDef.getCategory().name());
-        }
-
-        try {
-            final boolean allowReservedKeywords = 
ApplicationProperties.get().getBoolean(ALLOW_RESERVED_KEYWORDS, true);
-
-            if (!allowReservedKeywords && typeDef instanceof AtlasStructDef) {
-                final List<AtlasStructDef.AtlasAttributeDef> attributeDefs = 
((AtlasStructDef) typeDef).getAttributeDefs();
-                for (AtlasStructDef.AtlasAttributeDef attrDef : attributeDefs) 
{
-                    if (AtlasDSL.Parser.isKeyword(attrDef.getName())) {
-                        throw new 
AtlasBaseException(AtlasErrorCode.ATTRIBUTE_NAME_INVALID, attrDef.getName(), 
typeDef.getCategory().name());
-                    }
-                }
-            }
-        } catch (AtlasException e) {
-            LOG.error("Exception while loading configuration ", e);
-            throw new AtlasBaseException(AtlasErrorCode.INTERNAL_ERROR, "Could 
not load configuration");
-        }
-    }
-
-    public boolean isValidName(String typeName) {
-        return NAME_PATTERN.matcher(typeName).matches() || 
INTERNAL_NAME_PATTERN.matcher(typeName).matches();
-    }
-
-    @Override
-    public void deleteByName(String name, AtlasVertex preDeleteResult) throws 
AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasAbstractDefStoreV1.deleteByName({}, {})", 
name, preDeleteResult);
-        }
-
-        AtlasVertex vertex = (preDeleteResult == null) ? preDeleteByName(name) 
: preDeleteResult;
-
-        typeDefStore.deleteTypeVertex(vertex);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasAbstractDefStoreV1.deleteByName({}, {})", 
name, preDeleteResult);
-        }
-    }
-
-    @Override
-    public void deleteByGuid(String guid, AtlasVertex preDeleteResult) throws 
AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasAbstractDefStoreV1.deleteByGuid({}, {})", 
guid, preDeleteResult);
-        }
-
-        AtlasVertex vertex = (preDeleteResult == null) ? preDeleteByGuid(guid) 
: preDeleteResult;
-
-        typeDefStore.deleteTypeVertex(vertex);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasAbstractDefStoreV1.deleteByGuid({}, {})", 
guid, preDeleteResult);
-        }
-    }
-}

http://git-wip-us.apache.org/repos/asf/atlas/blob/4823c8ed/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasClassificationDefStoreV1.java
----------------------------------------------------------------------
diff --git 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasClassificationDefStoreV1.java
 
b/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasClassificationDefStoreV1.java
deleted file mode 100644
index be48372..0000000
--- 
a/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasClassificationDefStoreV1.java
+++ /dev/null
@@ -1,364 +0,0 @@
-/**
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.atlas.repository.store.graph.v1;
-
-
-import org.apache.atlas.AtlasErrorCode;
-import org.apache.atlas.authorize.AtlasPrivilege;
-import org.apache.atlas.authorize.AtlasAuthorizationUtils;
-import org.apache.atlas.authorize.AtlasTypeAccessRequest;
-import org.apache.atlas.exception.AtlasBaseException;
-import org.apache.atlas.model.typedef.AtlasClassificationDef;
-import org.apache.atlas.repository.Constants;
-import org.apache.atlas.repository.graphdb.AtlasVertex;
-import org.apache.atlas.type.AtlasClassificationType;
-import org.apache.atlas.type.AtlasType;
-import org.apache.atlas.type.AtlasTypeRegistry;
-import org.apache.atlas.typesystem.types.DataTypes.TypeCategory;
-import org.apache.commons.lang.StringUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-/**
- * ClassificationDef store in v1 format.
- */
-class AtlasClassificationDefStoreV1 extends 
AtlasAbstractDefStoreV1<AtlasClassificationDef> {
-    private static final Logger LOG = 
LoggerFactory.getLogger(AtlasClassificationDefStoreV1.class);
-
-    private static final String  TRAIT_NAME_REGEX   = "[a-zA-Z][a-zA-Z0-9_ 
.]*";
-
-    private static final Pattern TRAIT_NAME_PATTERN = 
Pattern.compile(TRAIT_NAME_REGEX);
-
-    public AtlasClassificationDefStoreV1(AtlasTypeDefGraphStoreV1 
typeDefStore, AtlasTypeRegistry typeRegistry) {
-        super(typeDefStore, typeRegistry);
-    }
-
-    @Override
-    public AtlasVertex preCreate(AtlasClassificationDef classificationDef) 
throws AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasClassificationDefStoreV1.preCreate({})", 
classificationDef);
-        }
-
-        validateType(classificationDef);
-
-        AtlasType type = typeRegistry.getType(classificationDef.getName());
-
-        if (type.getTypeCategory() != 
org.apache.atlas.model.TypeCategory.CLASSIFICATION) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_MATCH_FAILED, 
classificationDef.getName(), TypeCategory.TRAIT.name());
-        }
-
-        AtlasVertex ret = 
typeDefStore.findTypeVertexByName(classificationDef.getName());
-
-        if (ret != null) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_ALREADY_EXISTS, 
classificationDef.getName());
-        }
-
-        ret = typeDefStore.createTypeVertex(classificationDef);
-
-        updateVertexPreCreate(classificationDef, 
(AtlasClassificationType)type, ret);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasClassificationDefStoreV1.preCreate({}): {}", 
classificationDef, ret);
-        }
-
-        return ret;
-    }
-
-    @Override
-    public AtlasClassificationDef create(AtlasClassificationDef 
classificationDef, AtlasVertex preCreateResult) throws AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasClassificationDefStoreV1.create({}, {})", 
classificationDef, preCreateResult);
-        }
-
-        AtlasAuthorizationUtils.verifyAccess(new 
AtlasTypeAccessRequest(AtlasPrivilege.TYPE_CREATE, classificationDef), "create 
classification-def ", classificationDef.getName());
-
-        AtlasVertex vertex = (preCreateResult == null) ? 
preCreate(classificationDef) : preCreateResult;
-
-        updateVertexAddReferences(classificationDef, vertex);
-
-        AtlasClassificationDef ret = toClassificationDef(vertex);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasClassificationDefStoreV1.create({}, {}): {}", 
classificationDef, preCreateResult, ret);
-        }
-
-        return ret;
-    }
-
-    @Override
-    public List<AtlasClassificationDef> getAll() throws AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasClassificationDefStoreV1.getAll()");
-        }
-
-        List<AtlasClassificationDef> ret = new ArrayList<>();
-
-        Iterator<AtlasVertex> vertices = 
typeDefStore.findTypeVerticesByCategory(TypeCategory.TRAIT);
-        while (vertices.hasNext()) {
-            ret.add(toClassificationDef(vertices.next()));
-        }
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasClassificationDefStoreV1.getAll(): count={}", 
ret.size());
-        }
-        return ret;
-    }
-
-    @Override
-    public AtlasClassificationDef getByName(String name) throws 
AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasClassificationDefStoreV1.getByName({})", name);
-        }
-
-        AtlasVertex vertex = 
typeDefStore.findTypeVertexByNameAndCategory(name, TypeCategory.TRAIT);
-
-        if (vertex == null) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_NAME_NOT_FOUND, 
name);
-        }
-
-        vertex.getProperty(Constants.TYPE_CATEGORY_PROPERTY_KEY, 
TypeCategory.class);
-
-        AtlasClassificationDef ret = toClassificationDef(vertex);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasClassificationDefStoreV1.getByName({}): {}", 
name, ret);
-        }
-
-        return ret;
-    }
-
-    @Override
-    public AtlasClassificationDef getByGuid(String guid) throws 
AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasClassificationDefStoreV1.getByGuid({})", guid);
-        }
-
-        AtlasVertex vertex = 
typeDefStore.findTypeVertexByGuidAndCategory(guid, TypeCategory.TRAIT);
-
-        if (vertex == null) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_GUID_NOT_FOUND, 
guid);
-        }
-
-        AtlasClassificationDef ret = toClassificationDef(vertex);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasClassificationDefStoreV1.getByGuid({}): {}", 
guid, ret);
-        }
-
-        return ret;
-    }
-
-    @Override
-    public AtlasClassificationDef update(AtlasClassificationDef classifiDef) 
throws AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasClassificationDefStoreV1.update({})", 
classifiDef);
-        }
-
-        validateType(classifiDef);
-
-        AtlasClassificationDef ret = 
StringUtils.isNotBlank(classifiDef.getGuid())
-                  ? updateByGuid(classifiDef.getGuid(), classifiDef) : 
updateByName(classifiDef.getName(), classifiDef);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasClassificationDefStoreV1.update({}): {}", 
classifiDef, ret);
-        }
-
-        return ret;
-    }
-
-    @Override
-    public AtlasClassificationDef updateByName(String name, 
AtlasClassificationDef classificationDef)
-        throws AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasClassificationDefStoreV1.updateByName({}, 
{})", name, classificationDef);
-        }
-
-        AtlasClassificationDef existingDef   = 
typeRegistry.getClassificationDefByName(name);
-
-        AtlasAuthorizationUtils.verifyAccess(new 
AtlasTypeAccessRequest(AtlasPrivilege.TYPE_UPDATE, existingDef), "update 
classification-def ", name);
-
-        validateType(classificationDef);
-
-        AtlasType type = typeRegistry.getType(classificationDef.getName());
-
-        if (type.getTypeCategory() != 
org.apache.atlas.model.TypeCategory.CLASSIFICATION) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_MATCH_FAILED, 
classificationDef.getName(), TypeCategory.TRAIT.name());
-        }
-
-        AtlasVertex vertex = 
typeDefStore.findTypeVertexByNameAndCategory(name, TypeCategory.TRAIT);
-
-        if (vertex == null) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_NAME_NOT_FOUND, 
name);
-        }
-
-        updateVertexPreUpdate(classificationDef, 
(AtlasClassificationType)type, vertex);
-        updateVertexAddReferences(classificationDef, vertex);
-
-        AtlasClassificationDef ret = toClassificationDef(vertex);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasClassificationDefStoreV1.updateByName({}, {}): 
{}", name, classificationDef, ret);
-        }
-
-        return ret;
-    }
-
-    @Override
-    public AtlasClassificationDef updateByGuid(String guid, 
AtlasClassificationDef classificationDef) throws AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasClassificationDefStoreV1.updateByGuid({})", 
guid);
-        }
-
-        AtlasClassificationDef existingDef   = 
typeRegistry.getClassificationDefByGuid(guid);
-
-        AtlasAuthorizationUtils.verifyAccess(new 
AtlasTypeAccessRequest(AtlasPrivilege.TYPE_UPDATE, existingDef), "update 
classification-def ", (existingDef != null ? existingDef.getName() : guid));
-
-        validateType(classificationDef);
-
-        AtlasType type = typeRegistry.getTypeByGuid(guid);
-
-        if (type.getTypeCategory() != 
org.apache.atlas.model.TypeCategory.CLASSIFICATION) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_MATCH_FAILED, 
classificationDef.getName(), TypeCategory.TRAIT.name());
-        }
-
-        AtlasVertex vertex = 
typeDefStore.findTypeVertexByGuidAndCategory(guid, TypeCategory.TRAIT);
-
-        if (vertex == null) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_GUID_NOT_FOUND, 
guid);
-        }
-
-        updateVertexPreUpdate(classificationDef, 
(AtlasClassificationType)type, vertex);
-        updateVertexAddReferences(classificationDef, vertex);
-
-        AtlasClassificationDef ret = toClassificationDef(vertex);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasClassificationDefStoreV1.updateByGuid({}): 
{}", guid, ret);
-        }
-
-        return ret;
-    }
-
-    @Override
-    public AtlasVertex preDeleteByName(String name) throws AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasClassificationDefStoreV1.preDeleteByName({})", 
name);
-        }
-
-        AtlasClassificationDef existingDef = 
typeRegistry.getClassificationDefByName(name);
-
-        AtlasAuthorizationUtils.verifyAccess(new 
AtlasTypeAccessRequest(AtlasPrivilege.TYPE_DELETE, existingDef), "delete 
classification-def ", name);
-
-        AtlasVertex ret = typeDefStore.findTypeVertexByNameAndCategory(name, 
TypeCategory.TRAIT);
-
-        if (AtlasGraphUtilsV1.typeHasInstanceVertex(name)) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_HAS_REFERENCES, 
name);
-        }
-
-        if (ret == null) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_NAME_NOT_FOUND, 
name);
-        }
-
-        typeDefStore.deleteTypeVertexOutEdges(ret);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasClassificationDefStoreV1.preDeleteByName({}): 
ret=", name, ret);
-        }
-
-        return ret;
-    }
-
-    @Override
-    public AtlasVertex preDeleteByGuid(String guid) throws AtlasBaseException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> AtlasClassificationDefStoreV1.preDeleteByGuid({})", 
guid);
-        }
-
-        AtlasClassificationDef existingDef = 
typeRegistry.getClassificationDefByGuid(guid);
-
-        AtlasAuthorizationUtils.verifyAccess(new 
AtlasTypeAccessRequest(AtlasPrivilege.TYPE_DELETE, existingDef), "delete 
classification-def ", (existingDef != null ? existingDef.getName() : guid));
-
-        AtlasVertex ret = typeDefStore.findTypeVertexByGuidAndCategory(guid, 
TypeCategory.TRAIT);
-
-        String typeName = AtlasGraphUtilsV1.getProperty(ret, 
Constants.TYPENAME_PROPERTY_KEY, String.class);
-
-        if (AtlasGraphUtilsV1.typeHasInstanceVertex(typeName)) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_HAS_REFERENCES, 
typeName);
-        }
-
-        if (ret == null) {
-            throw new AtlasBaseException(AtlasErrorCode.TYPE_GUID_NOT_FOUND, 
guid);
-        }
-
-        typeDefStore.deleteTypeVertexOutEdges(ret);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== AtlasClassificationDefStoreV1.preDeleteByGuid({}): 
ret=", guid, ret);
-        }
-
-        return ret;
-    }
-
-    private void updateVertexPreCreate(AtlasClassificationDef  
classificationDef,
-                                       AtlasClassificationType 
classificationType,
-                                       AtlasVertex             vertex) throws 
AtlasBaseException {
-        AtlasStructDefStoreV1.updateVertexPreCreate(classificationDef, 
classificationType, vertex, typeDefStore);
-    }
-
-    private void updateVertexPreUpdate(AtlasClassificationDef  
classificationDef,
-                                       AtlasClassificationType 
classificationType,
-                                       AtlasVertex             vertex) throws 
AtlasBaseException {
-        AtlasStructDefStoreV1.updateVertexPreUpdate(classificationDef, 
classificationType, vertex, typeDefStore);
-    }
-
-    private void updateVertexAddReferences(AtlasClassificationDef 
classificationDef, AtlasVertex vertex) throws AtlasBaseException {
-        AtlasStructDefStoreV1.updateVertexAddReferences(classificationDef, 
vertex, typeDefStore);
-
-        typeDefStore.createSuperTypeEdges(vertex, 
classificationDef.getSuperTypes(), TypeCategory.TRAIT);
-        // create edges from this vertex to entity Type vertices with the 
supplied entity type names
-        typeDefStore.createEntityTypeEdges(vertex, 
classificationDef.getEntityTypes());
-    }
-
-    private AtlasClassificationDef toClassificationDef(AtlasVertex vertex) 
throws AtlasBaseException {
-        AtlasClassificationDef ret = null;
-
-        if (vertex != null && typeDefStore.isTypeVertex(vertex, 
TypeCategory.TRAIT)) {
-            ret = new AtlasClassificationDef();
-
-            AtlasStructDefStoreV1.toStructDef(vertex, ret, typeDefStore);
-
-            ret.setSuperTypes(typeDefStore.getSuperTypeNames(vertex));
-            ret.setEntityTypes(typeDefStore.getEntityTypeNames(vertex));
-        }
-
-        return ret;
-    }
-
-    @Override
-    public boolean isValidName(String typeName) {
-        Matcher m = TRAIT_NAME_PATTERN.matcher(typeName);
-
-        return m.matches();
-    }
-}

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