org.hibernate.ogm.datastore.neo4j

Class BaseNeo4jDialect<E extends org.hibernate.ogm.datastore.neo4j.dialect.impl.BaseNeo4jEntityQueries,A extends org.hibernate.ogm.datastore.neo4j.dialect.impl.BaseNeo4jAssociationQueries>

java.lang.Object

org.hibernate.ogm.dialect.spi.BaseGridDialect

org.hibernate.ogm.datastore.neo4j.BaseNeo4jDialect<E,A>

All Implemented Interfaces:

Serializable, MultigetGridDialect, QueryableGridDialect<String>, GridDialect, SessionFactoryLifecycleAwareDialect, Service, ServiceRegistryAwareService

Direct Known Subclasses:

BoltNeo4jDialect, EmbeddedNeo4jDialect, HttpNeo4jDialect

public abstract class BaseNeo4jDialect<E extends org.hibernate.ogm.datastore.neo4j.dialect.impl.BaseNeo4jEntityQueries,A extends org.hibernate.ogm.datastore.neo4j.dialect.impl.BaseNeo4jAssociationQueries>
extends BaseGridDialect
implements QueryableGridDialect<String>, ServiceRegistryAwareService, SessionFactoryLifecycleAwareDialect, MultigetGridDialect

Author:

Davide D'Alto

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static String	CONSTRAINT_VIOLATION_CODE
static String	PROCEDURE_CALL_FAILED_CODE
static String	PROCEDURE_NOT_FOUND_CODE
protected static Pattern	TUPLE_ALREADY_EXISTS_EXCEPTION_PATTERN

Constructor Summary

Constructors

Constructor and Description
BaseNeo4jDialect(org.hibernate.ogm.datastore.neo4j.dialect.impl.BaseNeo4jTypeConverter converter)

Method Summary

Modifier and Type	Method and Description
protected String	buildNativeQuery(BackendQuery<String> customQuery, QueryParameters queryParameters)
protected Map.Entry<String,Map<String,Object>>	buildProcedureQueryWithParams(String storedProcedureName, ProcedureQueryParameters queryParameters)
protected RowKey	convert(AssociationKey associationKey, TupleSnapshot snapshot)
Association	createAssociation(AssociationKey associationKey, AssociationContext associationContext)
protected abstract A	createNeo4jAssociationQueries(EntityKeyMetadata ownerEntityKeyMetadata, AssociationKeyMetadata associationKeyMetadata)
protected abstract E	createNeo4jEntityQueries(EntityKeyMetadata entityKeyMetadata, TupleTypeContext tupleTypeContext)
Tuple	createTuple(EntityKey key, OperationContext operationContext)
protected EntityKeyMetadata	entityKeyMetadata(EntityKeyMetadata keyMetadata, TupleTypeContext tupleTypeContext)
protected EntityKeyMetadata	entityKeyMetadata(org.hibernate.ogm.persister.impl.OgmEntityPersister ogmEntityPersister)
int	executeBackendUpdateQuery(BackendQuery<String> query, QueryParameters queryParameters, TupleContext tupleContext)
protected A	getAssociationQueries(AssociationKeyMetadata associationKeyMetadata)
DuplicateInsertPreventionStrategy	getDuplicateInsertPreventionStrategy(EntityKeyMetadata entityKeyMetadata)
protected EntityKey	getEntityKey(Tuple tuple, AssociatedEntityKeyMetadata associatedEntityKeyMetadata) Returns the key of the entity targeted by the represented association, retrieved from the given tuple.
protected E	getEntityQueries(EntityKeyMetadata entityKeyMetadata, OperationContext operationContext)
protected E	getEntityQueries(EntityKeyMetadata entityKeyMetadata, TupleTypeContext tupleTypeContext)
ParameterMetadataBuilder	getParameterMetadataBuilder()
protected Map<String,Object>	getParameters(QueryParameters queryParameters)
ServiceRegistryImplementor	getServiceRegistry()
protected Map<AssociationKeyMetadata,A>	initializeAssociationQueries(SessionFactoryImplementor sessionFactoryImplementor)
void	injectServices(ServiceRegistryImplementor serviceRegistry)
static boolean	isPartOfRegularEmbedded(String[] keyColumnNames, String column) A regular embedded is an element that it is embedded but it is not a key or a collection.
boolean	isStoredInEntityStructure(AssociationKeyMetadata associationKeyMetadata, AssociationTypeContext associationTypeContext)
GridType	overrideType(Type type)
String	parseNativeQuery(String nativeQuery)
void	sessionFactoryCreated(SessionFactoryImplementor sessionFactoryImplementor)
boolean	supportsSequences()
boolean	usesNavigationalInformationForInverseSideOfAssociations()

Methods inherited from class org.hibernate.ogm.dialect.spi.BaseGridDialect

getLockingStrategy, isInTheInsertionQueue

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.hibernate.ogm.dialect.query.spi.QueryableGridDialect

executeBackendQuery

Methods inherited from interface org.hibernate.ogm.dialect.multiget.spi.MultigetGridDialect

getTuples

Methods inherited from interface org.hibernate.ogm.dialect.spi.GridDialect

forEachTuple, getAssociation, getLockingStrategy, getTuple, insertOrUpdateAssociation, insertOrUpdateTuple, nextValue, removeAssociation, removeTuple

Field Detail

CONSTRAINT_VIOLATION_CODE

public static final String CONSTRAINT_VIOLATION_CODE

See Also:

Constant Field Values

PROCEDURE_CALL_FAILED_CODE

public static final String PROCEDURE_CALL_FAILED_CODE

See Also:

Constant Field Values

PROCEDURE_NOT_FOUND_CODE

public static final String PROCEDURE_NOT_FOUND_CODE

See Also:

Constant Field Values

TUPLE_ALREADY_EXISTS_EXCEPTION_PATTERN

protected static final Pattern TUPLE_ALREADY_EXISTS_EXCEPTION_PATTERN

Constructor Detail

BaseNeo4jDialect

public BaseNeo4jDialect(org.hibernate.ogm.datastore.neo4j.dialect.impl.BaseNeo4jTypeConverter converter)

Method Detail

sessionFactoryCreated

public void sessionFactoryCreated(SessionFactoryImplementor sessionFactoryImplementor)

Specified by:

sessionFactoryCreated in interface SessionFactoryLifecycleAwareDialect

getEntityQueries

protected E getEntityQueries(EntityKeyMetadata entityKeyMetadata,
                             OperationContext operationContext)

getEntityQueries

protected E getEntityQueries(EntityKeyMetadata entityKeyMetadata,
                             TupleTypeContext tupleTypeContext)

getAssociationQueries

protected A getAssociationQueries(AssociationKeyMetadata associationKeyMetadata)

injectServices

public void injectServices(ServiceRegistryImplementor serviceRegistry)

Specified by:

injectServices in interface ServiceRegistryAwareService

getServiceRegistry

public ServiceRegistryImplementor getServiceRegistry()

createTuple

public Tuple createTuple(EntityKey key,
                         OperationContext operationContext)

Specified by:

createTuple in interface GridDialect

createAssociation

public Association createAssociation(AssociationKey associationKey,
                                     AssociationContext associationContext)

Specified by:

createAssociation in interface GridDialect

isStoredInEntityStructure

public boolean isStoredInEntityStructure(AssociationKeyMetadata associationKeyMetadata,
                                         AssociationTypeContext associationTypeContext)

Specified by:

isStoredInEntityStructure in interface GridDialect

supportsSequences

public boolean supportsSequences()

Specified by:

supportsSequences in interface GridDialect

Overrides:

supportsSequences in class BaseGridDialect

convert

protected RowKey convert(AssociationKey associationKey,
                         TupleSnapshot snapshot)

overrideType

public GridType overrideType(Type type)

Specified by:

overrideType in interface GridDialect

Overrides:

overrideType in class BaseGridDialect

parseNativeQuery

public String parseNativeQuery(String nativeQuery)

Specified by:

parseNativeQuery in interface QueryableGridDialect<String>

buildNativeQuery

protected String buildNativeQuery(BackendQuery<String> customQuery,
                                  QueryParameters queryParameters)

getParameterMetadataBuilder

public ParameterMetadataBuilder getParameterMetadataBuilder()

Specified by:

getParameterMetadataBuilder in interface QueryableGridDialect<String>

getEntityKey

protected EntityKey getEntityKey(Tuple tuple,
                                 AssociatedEntityKeyMetadata associatedEntityKeyMetadata)

Returns the key of the entity targeted by the represented association, retrieved from the given tuple.

Parameters:

tuple - the tuple from which to retrieve the referenced entity key

Returns:

the key of the entity targeted by the represented association

getDuplicateInsertPreventionStrategy

public DuplicateInsertPreventionStrategy getDuplicateInsertPreventionStrategy(EntityKeyMetadata entityKeyMetadata)

Specified by:

getDuplicateInsertPreventionStrategy in interface GridDialect

Overrides:

getDuplicateInsertPreventionStrategy in class BaseGridDialect

isPartOfRegularEmbedded

public static boolean isPartOfRegularEmbedded(String[] keyColumnNames,
                                              String column)

A regular embedded is an element that it is embedded but it is not a key or a collection.

Parameters:

keyColumnNames - the column names representing the identifier of the entity

column - the column we want to check

Returns:

true if the column represent an attribute of a regular embedded element, false otherwise

executeBackendUpdateQuery

public int executeBackendUpdateQuery(BackendQuery<String> query,
                                     QueryParameters queryParameters,
                                     TupleContext tupleContext)

Specified by:

executeBackendUpdateQuery in interface QueryableGridDialect<String>

getParameters

protected Map<String,Object> getParameters(QueryParameters queryParameters)

usesNavigationalInformationForInverseSideOfAssociations

public boolean usesNavigationalInformationForInverseSideOfAssociations()

Specified by:

usesNavigationalInformationForInverseSideOfAssociations in interface GridDialect

Overrides:

usesNavigationalInformationForInverseSideOfAssociations in class BaseGridDialect

entityKeyMetadata

protected EntityKeyMetadata entityKeyMetadata(org.hibernate.ogm.persister.impl.OgmEntityPersister ogmEntityPersister)

entityKeyMetadata

protected EntityKeyMetadata entityKeyMetadata(EntityKeyMetadata keyMetadata,
                                              TupleTypeContext tupleTypeContext)

createNeo4jEntityQueries

protected abstract E createNeo4jEntityQueries(EntityKeyMetadata entityKeyMetadata,
                                              TupleTypeContext tupleTypeContext)

initializeAssociationQueries

protected Map<AssociationKeyMetadata,A> initializeAssociationQueries(SessionFactoryImplementor sessionFactoryImplementor)

createNeo4jAssociationQueries

protected abstract A createNeo4jAssociationQueries(EntityKeyMetadata ownerEntityKeyMetadata,
                                                   AssociationKeyMetadata associationKeyMetadata)

buildProcedureQueryWithParams

protected Map.Entry<String,Map<String,Object>> buildProcedureQueryWithParams(String storedProcedureName,
                                                                             ProcedureQueryParameters queryParameters)