idx int64 0 41.2k | question stringlengths 73 5.81k | target stringlengths 5 918 |
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900 | public static Titan1Edge createEdge ( Titan1Graph graph , Edge source ) { if ( source == null ) { return null ; } return new Titan1Edge ( graph , source ) ; } | Creates a Titan1Edge that corresponds to the given Gremlin Edge . |
901 | public static Titan1Vertex createVertex ( Titan1Graph graph , Vertex source ) { if ( source == null ) { return null ; } return new Titan1Vertex ( graph , source ) ; } | Creates a Titan1Vertex that corresponds to the given Gremlin Vertex . |
902 | public String getAdminStatus ( ) throws AtlasServiceException { String result = AtlasBaseClient . UNKNOWN_STATUS ; WebResource resource = getResource ( service , STATUS . getPath ( ) ) ; JSONObject response = callAPIWithResource ( STATUS , resource , null , JSONObject . class ) ; try { result = response . getString ( "... | Return status of the service instance the client is pointing to . |
903 | private WebResource getResource ( WebResource service , APIInfo api , String ... pathParams ) { WebResource resource = service . path ( api . getPath ( ) ) ; resource = appendPathParams ( resource , pathParams ) ; return resource ; } | Modify URL to include the path params |
904 | private ObjectNode objectNodeFromElement ( final AtlasElement element ) { final boolean isEdge = element instanceof AtlasEdge ; final boolean showTypes = mode == AtlasGraphSONMode . EXTENDED ; final List < String > propertyKeys = isEdge ? this . edgePropertyKeys : this . vertexPropertyKeys ; final ElementPropertiesRule... | Creates GraphSON for a single graph element . |
905 | public static JSONObject jsonFromElement ( final AtlasElement element , final Set < String > propertyKeys , final AtlasGraphSONMode mode ) throws JSONException { final AtlasGraphSONUtility graphson = element instanceof AtlasEdge ? new AtlasGraphSONUtility ( mode , null , propertyKeys ) : new AtlasGraphSONUtility ( mode... | Creates a Jettison JSONObject from a graph element . |
906 | private static char [ ] getPassword ( TextDevice textDevice , String key ) { boolean noMatch ; char [ ] cred = new char [ 0 ] ; char [ ] passwd1 ; char [ ] passwd2 ; do { passwd1 = textDevice . readPassword ( "Please enter the password value for %s:" , key ) ; passwd2 = textDevice . readPassword ( "Please enter the pas... | Retrieves a password from the command line . |
907 | private static CredentialProvider getCredentialProvider ( TextDevice textDevice ) throws IOException { String providerPath = textDevice . readLine ( "Please enter the full path to the credential provider:" ) ; if ( providerPath != null ) { Configuration conf = new Configuration ( false ) ; conf . set ( CredentialProvid... | \ Returns a credential provider for the entered JKS path . |
908 | public void start ( ) throws AtlasException { if ( ! HAConfiguration . isHAEnabled ( configuration ) ) { LOG . info ( "HA is not enabled, no need to start leader election service" ) ; return ; } cacheActiveStateChangeHandlers ( ) ; serverId = AtlasServerIdSelector . selectServerId ( configuration ) ; joinElection ( ) ;... | Join leader election on starting up . |
909 | public void stop ( ) { if ( ! HAConfiguration . isHAEnabled ( configuration ) ) { LOG . info ( "HA is not enabled, no need to stop leader election service" ) ; return ; } try { leaderLatch . close ( ) ; curatorFactory . close ( ) ; } catch ( IOException e ) { LOG . error ( "Error closing leader latch" , e ) ; } } | Leave leader election process and clean up resources on shutting down . |
910 | public void addInstance ( IReferenceableInstance instance ) throws AtlasException { ClassType classType = typeSystem . getDataType ( ClassType . class , instance . getTypeName ( ) ) ; ITypedReferenceableInstance newInstance = classType . convert ( instance , Multiplicity . REQUIRED ) ; findReferencedInstancesToPreLoad ... | Adds an instance to be loaded . |
911 | public static boolean isHAEnabled ( Configuration configuration ) { boolean ret = false ; if ( configuration . containsKey ( HAConfiguration . ATLAS_SERVER_HA_ENABLED_KEY ) ) { ret = configuration . getBoolean ( ATLAS_SERVER_HA_ENABLED_KEY ) ; } else { String [ ] ids = configuration . getStringArray ( HAConfiguration .... | Return whether HA is enabled or not . |
912 | public static String getBoundAddressForId ( Configuration configuration , String serverId ) { String hostPort = configuration . getString ( ATLAS_SERVER_ADDRESS_PREFIX + serverId ) ; boolean isSecure = configuration . getBoolean ( SecurityProperties . TLS_ENABLED ) ; String protocol = ( isSecure ) ? "https://" : "http:... | Get the web server address that a server instance with the passed ID is bound to . |
913 | protected org . apache . commons . configuration . Configuration getApplicationConfiguration ( ) { try { return ApplicationProperties . get ( ) ; } catch ( AtlasException e ) { LOG . warn ( "Error reading application configuration" , e ) ; } return null ; } | Returns the metadata application configuration . |
914 | public static String getUserFromRequest ( HttpServletRequest httpRequest ) { String user = httpRequest . getRemoteUser ( ) ; if ( ! StringUtils . isEmpty ( user ) ) { return user ; } user = httpRequest . getParameter ( "user.name" ) ; if ( ! StringUtils . isEmpty ( user ) ) { return user ; } user = httpRequest . getHea... | Returns the user of the given request . |
915 | public static String getRequestURI ( HttpServletRequest httpRequest ) { final StringBuilder url = new StringBuilder ( 100 ) . append ( httpRequest . getRequestURI ( ) ) ; if ( httpRequest . getQueryString ( ) != null ) { url . append ( '?' ) . append ( httpRequest . getQueryString ( ) ) ; } return url . toString ( ) ; ... | Returns the URI of the given request . |
916 | public void update ( String serverId ) throws AtlasBaseException { try { CuratorFramework client = curatorFactory . clientInstance ( ) ; HAConfiguration . ZookeeperProperties zookeeperProperties = HAConfiguration . getZookeeperProperties ( configuration ) ; String atlasServerAddress = HAConfiguration . getBoundAddressF... | Update state of the active server instance . |
917 | public String getActiveServerAddress ( ) { CuratorFramework client = curatorFactory . clientInstance ( ) ; String serverAddress = null ; try { HAConfiguration . ZookeeperProperties zookeeperProperties = HAConfiguration . getZookeeperProperties ( configuration ) ; byte [ ] bytes = client . getData ( ) . forPath ( getZno... | Retrieve state of the active server instance . |
918 | @ Path ( "/guid/{guid}" ) @ Consumes ( { Servlets . JSON_MEDIA_TYPE , MediaType . APPLICATION_JSON } ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public EntityMutationResponse deleteByGuid ( @ PathParam ( "guid" ) final String guid ) throws AtlasBaseException { AtlasPerfTracer perf = null ; try { if ( AtlasPerfTracer . ... | Delete an entity identified by its GUID . |
919 | @ Path ( "/guid/{guid}/classification/{classificationName}" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public AtlasClassification getClassification ( @ PathParam ( "guid" ) String guid , @ PathParam ( "classificationName" ) final String classificationName ) throws AtlasBaseException { AtlasPerfTracer perf = null ; try... | Gets the list of classifications for a given entity represented by a guid . |
920 | @ Path ( "/guid/{guid}/classifications" ) @ Consumes ( { Servlets . JSON_MEDIA_TYPE , MediaType . APPLICATION_JSON } ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public void addClassifications ( @ PathParam ( "guid" ) final String guid , List < AtlasClassification > classifications ) throws AtlasBaseException { AtlasPer... | Adds classifications to an existing entity represented by a guid . |
921 | @ Path ( "/guid/{guid}/classifications" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public void updateClassification ( @ PathParam ( "guid" ) final String guid , List < AtlasClassification > classifications ) throws AtlasBaseException { AtlasPerfTracer perf = null ; try { if ( AtlasPerfTracer . isPerfTraceEnabled ( PER... | Updates classifications to an existing entity represented by a guid . |
922 | @ Path ( "/guid/{guid}/classification/{classificationName}" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public void deleteClassification ( @ PathParam ( "guid" ) String guid , @ PathParam ( "classificationName" ) final String classificationName ) throws AtlasBaseException { AtlasPerfTracer perf = null ; try { if ( Atla... | Deletes a given classification from an existing entity represented by a guid . |
923 | @ Path ( "/bulk" ) @ Consumes ( Servlets . JSON_MEDIA_TYPE ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public AtlasEntitiesWithExtInfo getByGuids ( @ QueryParam ( "guid" ) List < String > guids ) throws AtlasBaseException { AtlasPerfTracer perf = null ; try { if ( AtlasPerfTracer . isPerfTraceEnabled ( PERF_LOG ) ) { p... | Bulk API to retrieve list of entities identified by its GUIDs . |
924 | @ Path ( "/bulk" ) @ Consumes ( Servlets . JSON_MEDIA_TYPE ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public EntityMutationResponse deleteByGuids ( @ QueryParam ( "guid" ) final List < String > guids ) throws AtlasBaseException { AtlasPerfTracer perf = null ; try { if ( AtlasPerfTracer . isPerfTraceEnabled ( PERF_LOG ... | Bulk API to delete list of entities identified by its GUIDs |
925 | @ Path ( "/bulk/classification" ) @ Consumes ( { Servlets . JSON_MEDIA_TYPE , MediaType . APPLICATION_JSON } ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public void addClassification ( ClassificationAssociateRequest request ) throws AtlasBaseException { AtlasPerfTracer perf = null ; try { if ( AtlasPerfTracer . isPerfT... | Bulk API to associate a tag to multiple entities |
926 | private void validateUniqueAttribute ( AtlasEntityType entityType , Map < String , Object > attributes ) throws AtlasBaseException { if ( MapUtils . isEmpty ( attributes ) ) { throw new AtlasBaseException ( AtlasErrorCode . ATTRIBUTE_UNIQUE_INVALID , entityType . getTypeName ( ) , "" ) ; } for ( String attributeName : ... | Validate that each attribute given is an unique attribute |
927 | public static < T > T notNull ( T obj , String name ) { if ( obj == null ) { throw new IllegalArgumentException ( name + " cannot be null" ) ; } return obj ; } | Check that a value is not null . If null throws an IllegalArgumentException . |
928 | public static < T > Collection < T > notEmpty ( Collection < T > list , String name ) { notNull ( list , name ) ; if ( list . isEmpty ( ) ) { throw new IllegalArgumentException ( String . format ( "Collection %s is empty" , name ) ) ; } return list ; } | Check that a list is not null and not empty . |
929 | public static void lessThan ( long value , long maxValue , String name ) { if ( value <= 0 ) { throw new IllegalArgumentException ( name + " should be > 0, current value " + value ) ; } if ( value > maxValue ) { throw new IllegalArgumentException ( name + " should be <= " + maxValue + ", current value " + value ) ; } } | Checks that the given value is < = max value . |
930 | @ Path ( "/typedef/name/{name}" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public AtlasBaseTypeDef getTypeDefByName ( @ PathParam ( "name" ) String name ) throws AtlasBaseException { AtlasBaseTypeDef ret = typeDefStore . getByName ( name ) ; return ret ; } | Get type definition by it s name |
931 | @ Path ( "/enumdef/guid/{guid}" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public AtlasEnumDef getEnumDefByGuid ( @ PathParam ( "guid" ) String guid ) throws AtlasBaseException { AtlasEnumDef ret = typeDefStore . getEnumDefByGuid ( guid ) ; return ret ; } | Get the enum definition for the given guid |
932 | @ Path ( "/structdef/guid/{guid}" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public AtlasStructDef getStructDefByGuid ( @ PathParam ( "guid" ) String guid ) throws AtlasBaseException { AtlasStructDef ret = typeDefStore . getStructDefByGuid ( guid ) ; return ret ; } | Get the struct definition for the given guid |
933 | @ Path ( "/classificationdef/guid/{guid}" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public AtlasClassificationDef getClassificationDefByGuid ( @ PathParam ( "guid" ) String guid ) throws AtlasBaseException { AtlasClassificationDef ret = typeDefStore . getClassificationDefByGuid ( guid ) ; return ret ; } | Get the classification definition for the given guid |
934 | @ Path ( "/entitydef/guid/{guid}" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public AtlasEntityDef getEntityDefByGuid ( @ PathParam ( "guid" ) String guid ) throws AtlasBaseException { AtlasEntityDef ret = typeDefStore . getEntityDefByGuid ( guid ) ; return ret ; } | Get the Entity definition for the given guid |
935 | @ Path ( "/relationshipdef/guid/{guid}" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public AtlasRelationshipDef getRelationshipDefByGuid ( @ PathParam ( "guid" ) String guid ) throws AtlasBaseException { AtlasRelationshipDef ret = typeDefStore . getRelationshipDefByGuid ( guid ) ; return ret ; } | Get the relationship definition for the given guid |
936 | private SearchFilter getSearchFilter ( HttpServletRequest httpServletRequest ) { SearchFilter ret = new SearchFilter ( ) ; Set < String > keySet = httpServletRequest . getParameterMap ( ) . keySet ( ) ; for ( String key : keySet ) { ret . setParam ( String . valueOf ( key ) , String . valueOf ( httpServletRequest . get... | Populate a SearchFilter on the basis of the Query Parameters |
937 | public boolean equalsContents ( Object o ) { if ( this == o ) { return true ; } if ( o == null ) { return false ; } if ( o . getClass ( ) != getClass ( ) ) { return false ; } if ( ! super . equalsContents ( o ) ) { return false ; } Referenceable obj = ( Referenceable ) o ; if ( ! traitNames . equals ( obj . getTraits (... | Matches traits values associated with this Referenceable and skips the id match |
938 | private void validateEntityAssociations ( String guid , List < AtlasClassification > classifications ) throws AtlasBaseException { List < String > entityClassifications = getClassificationNames ( guid ) ; for ( AtlasClassification classification : classifications ) { String newClassification = classification . getTypeN... | Validate if classification is not already associated with the entities |
939 | public static AtlasElementPropertyConfig includeProperties ( final Set < String > vertexPropertyKeys , final Set < String > edgePropertyKeys ) { return new AtlasElementPropertyConfig ( vertexPropertyKeys , edgePropertyKeys , ElementPropertiesRule . INCLUDE , ElementPropertiesRule . INCLUDE ) ; } | Construct a configuration that includes the specified properties from both vertices and edges . |
940 | public static AtlasElementPropertyConfig excludeProperties ( final Set < String > vertexPropertyKeys , final Set < String > edgePropertyKeys ) { return new AtlasElementPropertyConfig ( vertexPropertyKeys , edgePropertyKeys , ElementPropertiesRule . EXCLUDE , ElementPropertiesRule . EXCLUDE ) ; } | Construct a configuration that excludes the specified properties from both vertices and edges . |
941 | @ Path ( "/dsl" ) @ Consumes ( Servlets . JSON_MEDIA_TYPE ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public AtlasSearchResult searchUsingDSL ( @ QueryParam ( "query" ) String query , @ QueryParam ( "typeName" ) String typeName , @ QueryParam ( "classification" ) String classification , @ QueryParam ( "limit" ) int lim... | Retrieve data for the specified DSL |
942 | @ Path ( "/attribute" ) @ Consumes ( Servlets . JSON_MEDIA_TYPE ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public AtlasSearchResult searchUsingAttribute ( @ QueryParam ( "attrName" ) String attrName , @ QueryParam ( "attrValuePrefix" ) String attrValuePrefix , @ QueryParam ( "typeName" ) String typeName , @ QueryParam... | Retrieve data for the specified attribute search query |
943 | @ Path ( "{guid}" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public Response getEntityDefinition ( @ PathParam ( "guid" ) String guid ) { if ( LOG . isDebugEnabled ( ) ) { LOG . debug ( "==> EntityResource.getEntityDefinition({})" , guid ) ; } AtlasPerfTracer perf = null ; try { if ( AtlasPerfTracer . isPerfTraceEnabl... | Fetch the complete definition of an entity given its GUID . |
944 | public Response getEntityListByType ( String entityType ) { try { Preconditions . checkNotNull ( entityType , "Entity type cannot be null" ) ; if ( LOG . isDebugEnabled ( ) ) { LOG . debug ( "Fetching entity list for type={} " , entityType ) ; } final List < String > entityList = metadataService . getEntityList ( entit... | Gets the list of entities for a given entity type . |
945 | public Response getEntityDefinitionByAttribute ( String entityType , String attribute , String value ) { try { if ( LOG . isDebugEnabled ( ) ) { LOG . debug ( "Fetching entity definition for type={}, qualified name={}" , entityType , value ) ; } entityType = ParamChecker . notEmpty ( entityType , "Entity type cannot be... | Fetch the complete definition of an entity given its qualified name . |
946 | @ Path ( "{guid}/traitDefinitions" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public Response getTraitDefinitionsForEntity ( @ PathParam ( "guid" ) String guid ) { if ( LOG . isDebugEnabled ( ) ) { LOG . debug ( "==> EntityResource.getTraitDefinitionsForEntity({})" , guid ) ; } AtlasPerfTracer perf = null ; try { if (... | Fetches the trait definitions of all the traits associated to the given entity |
947 | @ Path ( "{guid}/traitDefinitions/{traitName}" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public Response getTraitDefinitionForEntity ( @ PathParam ( "guid" ) String guid , @ PathParam ( "traitName" ) String traitName ) { if ( LOG . isDebugEnabled ( ) ) { LOG . debug ( "==> EntityResource.getTraitDefinitionForEntity({... | Fetches the trait definition for an entity given its guid and trait name |
948 | @ Path ( "{guid}/audit" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public Response getAuditEvents ( @ PathParam ( "guid" ) String guid , @ QueryParam ( "startKey" ) String startKey , @ QueryParam ( "count" ) @ DefaultValue ( "100" ) short count ) { if ( LOG . isDebugEnabled ( ) ) { LOG . debug ( "==> EntityResource.ge... | Returns the entity audit events for a given entity id . The events are returned in the decreasing order of timestamp . |
949 | public boolean isOrderExpression ( GroovyExpression expr ) { if ( expr instanceof FunctionCallExpression ) { FunctionCallExpression functionCallExpression = ( FunctionCallExpression ) expr ; if ( functionCallExpression . getFunctionName ( ) . equals ( ORDER_METHOD ) ) { return true ; } } return false ; } | Determines if specified expression is an order method call |
950 | public GroovyExpression generateUnaryHasExpression ( GroovyExpression parent , String fieldName ) { return new FunctionCallExpression ( TraversalStepType . FILTER , parent , HAS_METHOD , new LiteralExpression ( fieldName ) ) ; } | Generates an expression which checks whether the vertices in the query have a field with the given name . |
951 | protected GroovyExpression generateLoopEmitExpression ( GraphPersistenceStrategies s , IDataType dataType ) { return typeTestExpression ( s , dataType . getName ( ) , getCurrentObjectExpression ( ) ) ; } | Generates the emit expression used in loop expressions . |
952 | public GroovyExpression generateAliasExpression ( GroovyExpression parent , String alias ) { return new FunctionCallExpression ( TraversalStepType . SIDE_EFFECT , parent , AS_METHOD , new LiteralExpression ( alias ) ) ; } | Generates an alias expression |
953 | public GroovyExpression generateAdjacentVerticesExpression ( GroovyExpression parent , AtlasEdgeDirection dir ) { return new FunctionCallExpression ( TraversalStepType . FLAT_MAP_TO_ELEMENTS , parent , getGremlinFunctionName ( dir ) ) ; } | Generates an expression that gets the vertices adjacent to the vertex in parent in the specified direction . |
954 | public GroovyExpression generateAdjacentVerticesExpression ( GroovyExpression parent , AtlasEdgeDirection dir , String label ) { return new FunctionCallExpression ( TraversalStepType . FLAT_MAP_TO_ELEMENTS , parent , getGremlinFunctionName ( dir ) , new LiteralExpression ( label ) ) ; } | Generates an expression that gets the vertices adjacent to the vertex in parent in the specified direction following only edges with the given label . |
955 | public GroovyExpression generateCountExpression ( GroovyExpression itExpr ) { GroovyExpression collectionExpr = new CastExpression ( itExpr , "Collection" ) ; return new FunctionCallExpression ( collectionExpr , "size" ) ; } | assumes cast already performed |
956 | public String getAliasNameIfRelevant ( GroovyExpression expr ) { if ( ! ( expr instanceof FunctionCallExpression ) ) { return null ; } FunctionCallExpression fc = ( FunctionCallExpression ) expr ; if ( ! fc . getFunctionName ( ) . equals ( AS_METHOD ) ) { return null ; } LiteralExpression aliasName = ( LiteralExpressio... | Checks if the given expression is an alias expression and if so returns the alias from the expression . Otherwise null is returned . |
957 | @ Path ( "stack" ) @ Produces ( MediaType . TEXT_PLAIN ) public String getThreadDump ( ) { if ( LOG . isDebugEnabled ( ) ) { LOG . debug ( "==> AdminResource.getThreadDump()" ) ; } ThreadGroup topThreadGroup = Thread . currentThread ( ) . getThreadGroup ( ) ; while ( topThreadGroup . getParent ( ) != null ) { topThread... | Fetches the thread stack dump for this application . |
958 | @ Path ( "version" ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public Response getVersion ( ) { if ( LOG . isDebugEnabled ( ) ) { LOG . debug ( "==> AdminResource.getVersion()" ) ; } if ( version == null ) { try { PropertiesConfiguration configProperties = new PropertiesConfiguration ( "atlas-buildinfo.properties" ) ; ... | Fetches the version for this application . |
959 | private Referenceable registerDatabase ( String databaseName ) throws Exception { Referenceable dbRef = getDatabaseReference ( clusterName , databaseName ) ; Database db = hiveClient . getDatabase ( databaseName ) ; if ( db != null ) { if ( dbRef == null ) { dbRef = createDBInstance ( db ) ; dbRef = registerInstance ( ... | Checks if db is already registered else creates and registers db entity |
960 | private Referenceable registerInstance ( Referenceable referenceable ) throws Exception { String typeName = referenceable . getTypeName ( ) ; LOG . debug ( "creating instance of type {}" , typeName ) ; String entityJSON = InstanceSerialization . toJson ( referenceable , true ) ; LOG . debug ( "Submitting new entity {} ... | Registers an entity in atlas |
961 | private Referenceable getDatabaseReference ( String clusterName , String databaseName ) throws Exception { LOG . debug ( "Getting reference for database {}" , databaseName ) ; String typeName = HiveDataTypes . HIVE_DB . getName ( ) ; return getEntityReference ( typeName , getDBQualifiedName ( clusterName , databaseName... | Gets reference to the atlas entity for the database |
962 | public static String getDBQualifiedName ( String clusterName , String dbName ) { return String . format ( "%s@%s" , dbName . toLowerCase ( ) , clusterName ) ; } | Construct the qualified name used to uniquely identify a Database instance in Atlas . |
963 | private int importTables ( Referenceable databaseReferenceable , String databaseName , final boolean failOnError ) throws Exception { int tablesImported = 0 ; List < String > hiveTables = hiveClient . getAllTables ( databaseName ) ; LOG . info ( "Importing tables {} for db {}" , hiveTables . toString ( ) , databaseName... | Imports all tables for the given db |
964 | private Referenceable getTableReference ( Table hiveTable ) throws Exception { LOG . debug ( "Getting reference for table {}.{}" , hiveTable . getDbName ( ) , hiveTable . getTableName ( ) ) ; String typeName = HiveDataTypes . HIVE_TABLE . getName ( ) ; String tblQualifiedName = getTableQualifiedName ( getClusterName ( ... | Gets reference for the table |
965 | public Referenceable createTableInstance ( Referenceable dbReference , Table hiveTable ) throws AtlasHookException { return createOrUpdateTableInstance ( dbReference , null , hiveTable ) ; } | Create a new table instance in Atlas |
966 | public GroovyExpression apply ( GroovyExpression expr , OptimizationContext context ) { FunctionCallExpression exprAsFunction = ( FunctionCallExpression ) expr ; GroovyExpression result = exprAsFunction . getCaller ( ) ; List < GroovyExpression > nonExtractableArguments = new ArrayList < > ( ) ; for ( GroovyExpression ... | Expands the given and expression . There is no need to recursively expand the children here . This method is called recursively by GremlinQueryOptimier on the children . |
967 | private void updateCurrentFunction ( AbstractFunctionExpression parentExpr ) { GroovyExpression expr = parentExpr . getCaller ( ) ; if ( expr instanceof AbstractFunctionExpression ) { AbstractFunctionExpression exprAsFunction = ( AbstractFunctionExpression ) expr ; GroovyExpression exprCaller = exprAsFunction . getCall... | Adds the caller of parentExpr to the current body of the last function that was created . |
968 | private boolean creatingFunctionShortensGremlin ( GroovyExpression headExpr ) { int tailLength = getTailLength ( ) ; int length = headExpr . toString ( ) . length ( ) - tailLength ; int overhead = 0 ; if ( nextFunctionBodyStart instanceof AbstractFunctionExpression ) { overhead = functionDefLength ; } else { overhead =... | the overall length of the Groovy script . |
969 | private AtlasEdge createInverseReference ( AtlasAttribute inverseAttribute , AtlasStructType inverseAttributeType , AtlasVertex inverseVertex , AtlasVertex vertex ) throws AtlasBaseException { String propertyName = AtlasGraphUtilsV1 . getQualifiedAttributePropertyKey ( inverseAttributeType , inverseAttribute . getName ... | legacy method to create edges for inverse reference |
970 | private String getRootLoggerDirectory ( ) { String rootLoggerDirectory = null ; org . apache . log4j . Logger rootLogger = org . apache . log4j . Logger . getRootLogger ( ) ; Enumeration allAppenders = rootLogger . getAllAppenders ( ) ; if ( allAppenders != null ) { while ( allAppenders . hasMoreElements ( ) ) { Append... | Get the root logger file location under which the failed log messages will be written . |
971 | int assignPosition ( Id id ) throws RepositoryException { int pos = - 1 ; if ( ! freePositions . isEmpty ( ) ) { pos = freePositions . remove ( 0 ) ; } else { pos = nextPos ++ ; ensureCapacity ( pos ) ; } idPosMap . put ( id , pos ) ; for ( HierarchicalTypeStore s : superTypeStores ) { s . assignPosition ( id ) ; } ret... | Assign a storage position to an Id . - try to assign from freePositions - ensure storage capacity . - add entry in idPosMap . |
972 | void releaseId ( Id id ) { Integer pos = idPosMap . get ( id ) ; if ( pos != null ) { idPosMap . remove ( id ) ; freePositions . add ( pos ) ; for ( HierarchicalTypeStore s : superTypeStores ) { s . releaseId ( id ) ; } } } | - remove from idPosMap - add to freePositions . |
973 | void store ( ReferenceableInstance i ) throws RepositoryException { int pos = idPosMap . get ( i . getId ( ) ) ; typeNameList . set ( pos , i . getTypeName ( ) ) ; storeFields ( pos , i ) ; for ( HierarchicalTypeStore s : superTypeStores ) { s . store ( i ) ; } } | - store the typeName - store the immediate attributes in the respective IAttributeStore - call store on each SuperType . |
974 | void load ( ReferenceableInstance i ) throws RepositoryException { int pos = idPosMap . get ( i . getId ( ) ) ; loadFields ( pos , i ) ; for ( HierarchicalTypeStore s : superTypeStores ) { s . load ( i ) ; } } | - copy over the immediate attribute values from the respective IAttributeStore - call load on each SuperType . |
975 | public static String getMessageJson ( Object message ) { VersionedMessage < ? > versionedMessage = new VersionedMessage < > ( CURRENT_MESSAGE_VERSION , message ) ; return GSON . toJson ( versionedMessage ) ; } | Get the notification message JSON from the given object . |
976 | public synchronized List < EntityAuditEvent > listEvents ( String entityId , String startKey , short maxResults ) throws AtlasException { List < EntityAuditEvent > events = new ArrayList < > ( ) ; String myStartKey = startKey ; if ( myStartKey == null ) { myStartKey = entityId ; } SortedMap < String , EntityAuditEvent ... | while we are iterating through the map |
977 | public static void validateUpdate ( FieldMapping oldFieldMapping , FieldMapping newFieldMapping ) throws TypeUpdateException { Map < String , AttributeInfo > newFields = newFieldMapping . fields ; for ( AttributeInfo attribute : oldFieldMapping . fields . values ( ) ) { if ( newFields . containsKey ( attribute . name )... | Validates that the old field mapping can be replaced with new field mapping |
978 | public static Direction createDirection ( AtlasEdgeDirection dir ) { switch ( dir ) { case IN : return Direction . IN ; case OUT : return Direction . OUT ; case BOTH : return Direction . BOTH ; default : throw new RuntimeException ( "Unrecognized direction: " + dir ) ; } } | Retrieves the titan direction corresponding to the given AtlasEdgeDirection . |
979 | public StructType defineQueryResultType ( String name , Map < String , IDataType > tempTypes , AttributeDefinition ... attrDefs ) throws AtlasException { AttributeInfo [ ] infos = new AttributeInfo [ attrDefs . length ] ; for ( int i = 0 ; i < attrDefs . length ; i ++ ) { infos [ i ] = new AttributeInfo ( this , attrDe... | construct a temporary StructType for a Query Result . This is not registered in the typeSystem . The attributes in the typeDefinition can only reference permanent types . |
980 | @ Path ( "search" ) @ Consumes ( Servlets . JSON_MEDIA_TYPE ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public Response search ( @ QueryParam ( "query" ) String query , @ DefaultValue ( LIMIT_OFFSET_DEFAULT ) @ QueryParam ( "limit" ) int limit , @ DefaultValue ( LIMIT_OFFSET_DEFAULT ) @ QueryParam ( "offset" ) int offs... | Search using a given query . |
981 | @ Path ( "search/dsl" ) @ Consumes ( Servlets . JSON_MEDIA_TYPE ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public Response searchUsingQueryDSL ( @ QueryParam ( "query" ) String dslQuery , @ DefaultValue ( LIMIT_OFFSET_DEFAULT ) @ QueryParam ( "limit" ) int limit , @ DefaultValue ( LIMIT_OFFSET_DEFAULT ) @ QueryParam (... | Search using query DSL format . |
982 | @ Path ( "search/gremlin" ) @ Consumes ( Servlets . JSON_MEDIA_TYPE ) @ Produces ( Servlets . JSON_MEDIA_TYPE ) public Response searchUsingGremlinQuery ( @ QueryParam ( "query" ) String gremlinQuery ) { if ( LOG . isDebugEnabled ( ) ) { LOG . debug ( "==> MetadataDiscoveryResource.searchUsingGremlinQuery({})" , gremlin... | Search using raw gremlin query format . |
983 | public AndCondition copy ( ) { AndCondition builder = new AndCondition ( ) ; builder . children . addAll ( children ) ; return builder ; } | Makes a copy of this AndExpr . |
984 | public < V , E > NativeTitanGraphQuery < V , E > create ( NativeTitanQueryFactory < V , E > factory ) { NativeTitanGraphQuery < V , E > query = factory . createNativeTitanQuery ( ) ; for ( QueryPredicate predicate : children ) { predicate . addTo ( query ) ; } return query ; } | Creates a NativeTitanGraphQuery that can be used to evaluate this condition . |
985 | public void cache ( AtlasEntityWithExtInfo entity ) { if ( entity != null && entity . getEntity ( ) != null && entity . getEntity ( ) . getGuid ( ) != null ) { entityCacheV2 . put ( entity . getEntity ( ) . getGuid ( ) , entity ) ; } } | Adds the specified instance to the cache |
986 | public List < Map < String , String > > searchByGremlin ( String gremlinQuery ) throws DiscoveryException { LOG . debug ( "Executing gremlin query={}" , gremlinQuery ) ; try { Object o = graph . executeGremlinScript ( gremlinQuery , false ) ; return extractResult ( o ) ; } catch ( AtlasBaseException e ) { throw new Dis... | Assumes the User is familiar with the persistence structure of the Repository . The given query is run uninterpreted against the underlying Graph Store . The results are returned as a List of Rows . each row is a Map of Key Value pairs . |
987 | private static void addSolr5Index ( ) { try { Field field = StandardIndexProvider . class . getDeclaredField ( "ALL_MANAGER_CLASSES" ) ; field . setAccessible ( true ) ; Field modifiersField = Field . class . getDeclaredField ( "modifiers" ) ; modifiersField . setAccessible ( true ) ; modifiersField . setInt ( field , ... | Titan loads index backend name to implementation using StandardIndexProvider . ALL_MANAGER_CLASSES But StandardIndexProvider . ALL_MANAGER_CLASSES is a private static final ImmutableMap Only way to inject Solr5Index is to modify this field . So using hacky reflection to add Sol5Index |
988 | private String getPassword ( org . apache . commons . configuration . Configuration config , String key ) throws IOException { String password ; String provider = config . getString ( CERT_STORES_CREDENTIAL_PROVIDER_PATH ) ; if ( provider != null ) { LOG . info ( "Attempting to retrieve password from configured credent... | Retrieves a password from a configured credential provider or prompts for the password and stores it in the configured credential provider . |
989 | protected org . apache . commons . configuration . Configuration getConfiguration ( ) { try { return ApplicationProperties . get ( ) ; } catch ( AtlasException e ) { throw new RuntimeException ( "Unable to load configuration: " + ApplicationProperties . APPLICATION_PROPERTIES ) ; } } | Returns the application configuration . |
990 | public void andWith ( OrCondition other ) { List < AndCondition > expandedExpressionChildren = new ArrayList < > ( ) ; for ( AndCondition otherExprTerm : other . getAndTerms ( ) ) { for ( AndCondition currentExpr : children ) { AndCondition currentAndConditionCopy = currentExpr . copy ( ) ; currentAndConditionCopy . an... | Updates this OrCondition in place so that it matches vertices that satisfy the current OrCondition AND that satisfy the provided OrCondition . |
991 | public static boolean validate ( final String date ) { Matcher matcher = PATTERN . matcher ( date ) ; if ( matcher . matches ( ) ) { matcher . reset ( ) ; if ( matcher . find ( ) ) { int year = Integer . parseInt ( matcher . group ( 1 ) ) ; String month = matcher . group ( 2 ) ; String day = matcher . group ( 3 ) ; if ... | Validate date format with regular expression . |
992 | private List < GroovyExpression > expandOrs ( GroovyExpression expr , OptimizationContext context ) { if ( GremlinQueryOptimizer . isOrExpression ( expr ) ) { return expandOrFunction ( expr , context ) ; } return processOtherExpression ( expr , context ) ; } | Recursively traverses the given expression expanding or expressions wherever they are found . |
993 | private List < GroovyExpression > expandOrFunction ( GroovyExpression expr , OptimizationContext context ) { FunctionCallExpression functionCall = ( FunctionCallExpression ) expr ; GroovyExpression caller = functionCall . getCaller ( ) ; List < GroovyExpression > updatedCallers = null ; if ( caller != null ) { updatedC... | This method takes an or expression and expands it into multiple expressions . |
994 | private List < GroovyExpression > processOtherExpression ( GroovyExpression source , OptimizationContext context ) { UpdatedExpressions updatedChildren = getUpdatedChildren ( source , context ) ; if ( ! updatedChildren . hasChanges ( ) ) { return Collections . singletonList ( source ) ; } List < GroovyExpression > resu... | This is called when we encounter an expression that is not an or for example an and expressio . For these expressions we process the children and create copies with the cartesian product of the updated arguments . |
995 | protected List < GrantedAuthority > getAuthorities ( String username ) { final List < GrantedAuthority > grantedAuths = new ArrayList < > ( ) ; grantedAuths . add ( new SimpleGrantedAuthority ( "DATA_SCIENTIST" ) ) ; return grantedAuths ; } | This method will be modified when actual roles are introduced . |
996 | protected void checkVersion ( VersionedMessage < T > versionedMessage , String messageJson ) { int comp = versionedMessage . compareVersion ( expectedVersion ) ; if ( comp > 0 ) { String msg = String . format ( VERSION_MISMATCH_MSG , expectedVersion , versionedMessage . getVersion ( ) , messageJson ) ; notificationLogg... | Check the message version against the expected version . |
997 | public String getOutputsGraph ( String datasetName ) throws AtlasException { LOG . info ( "Fetching lineage outputs graph for datasetName={}" , datasetName ) ; datasetName = ParamChecker . notEmpty ( datasetName , "dataset name" ) ; TypeUtils . Pair < String , String > typeIdPair = validateDatasetNameExists ( datasetNa... | Return the lineage outputs graph for the given datasetName . |
998 | public String getInputsGraph ( String tableName ) throws AtlasException { LOG . info ( "Fetching lineage inputs graph for tableName={}" , tableName ) ; tableName = ParamChecker . notEmpty ( tableName , "table name" ) ; TypeUtils . Pair < String , String > typeIdPair = validateDatasetNameExists ( tableName ) ; return ge... | Return the lineage inputs graph for the given tableName . |
999 | public String getSchema ( String datasetName ) throws AtlasException { datasetName = ParamChecker . notEmpty ( datasetName , "table name" ) ; LOG . info ( "Fetching schema for tableName={}" , datasetName ) ; TypeUtils . Pair < String , String > typeIdPair = validateDatasetNameExists ( datasetName ) ; return getSchemaFo... | Return the schema for the given tableName . |
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