Package org.hibernate.metamodel.mapping

Class DiscriminatorConverter<O,R>

java.lang.Object

org.hibernate.metamodel.mapping.DiscriminatorConverter<O,R>

Type Parameters:

O - The domain type - either

• the entity Class for unnamed entities
• the entity name for named entities

R - The Java type of the relational form of the discriminator

All Implemented Interfaces:

BasicValueConverter<O,R>

public class DiscriminatorConverter<O,R>
extends Object
implements BasicValueConverter<O,R>

Conversion of discriminator values between the entity name/Class domain form and its generally CHARACTER or INTEGER based relational form

Constructor Summary

Constructors

Constructor	Description
DiscriminatorConverter(NavigableRole discriminatorRole, JavaType<O> domainJavaType, JavaType<R> relationalJavaType, List<DiscriminatorValueDetails> valueMappings)

Method Summary

Modifier and Type	Method	Description
void	forEachValueDetail(Consumer<DiscriminatorValueDetails> consumer)
<X> X	fromValueDetails(Function<DiscriminatorValueDetails,X> handler)
static <O,R> DiscriminatorConverter<O,R>	fromValueMappings(NavigableRole role, JavaType<O> domainJavaType, BasicType<R> underlyingJdbcMapping, Map<Object,String> valueMappings, SessionFactoryImplementor sessionFactory)
DiscriminatorValueDetails	getDetailsForDiscriminatorValue(Object value)
DiscriminatorValueDetails	getDetailsForEntityName(String entityName)
DiscriminatorValueDetails	getDetailsForRelationalForm(R relationalForm)
JavaType<O>	getDomainJavaType()	Descriptor for the Java type for the domain portion of this converter
NavigableRole	getNavigableRole()
JavaType<R>	getRelationalJavaType()	Descriptor for the Java type for the relational portion of this converter
O	toDomainValue(R relationalForm)	Convert the relational form just retrieved from JDBC ResultSet into the domain form.
R	toRelationalValue(O domainForm)	Convert the domain form into the relational form in preparation for storage into JDBC
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.hibernate.type.descriptor.converter.spi.BasicValueConverter

getCheckCondition, getSpecializedTypeDeclaration

Constructor Detail

DiscriminatorConverter

public DiscriminatorConverter(NavigableRole discriminatorRole,
                              JavaType<O> domainJavaType,
                              JavaType<R> relationalJavaType,
                              List<DiscriminatorValueDetails> valueMappings)

Method Detail

fromValueMappings

public static <O,R> DiscriminatorConverter<O,R> fromValueMappings(NavigableRole role,
                                                                              JavaType<O> domainJavaType,
                                                                              BasicType<R> underlyingJdbcMapping,
                                                                              Map<Object,String> valueMappings,
                                                                              SessionFactoryImplementor sessionFactory)

getNavigableRole

public NavigableRole getNavigableRole()

getDomainJavaType

public JavaType<O> getDomainJavaType()

Description copied from interface: BasicValueConverter

Descriptor for the Java type for the domain portion of this converter

Specified by:

getDomainJavaType in interface BasicValueConverter<O,R>

getRelationalJavaType

public JavaType<R> getRelationalJavaType()

Description copied from interface: BasicValueConverter

Descriptor for the Java type for the relational portion of this converter

Specified by:

getRelationalJavaType in interface BasicValueConverter<O,R>

getDetailsForRelationalForm

public DiscriminatorValueDetails getDetailsForRelationalForm(R relationalForm)

toDomainValue

public O toDomainValue(R relationalForm)

Description copied from interface: BasicValueConverter

Convert the relational form just retrieved from JDBC ResultSet into the domain form.

Specified by:

toDomainValue in interface BasicValueConverter<O,R>

getDetailsForEntityName

public DiscriminatorValueDetails getDetailsForEntityName(String entityName)

getDetailsForDiscriminatorValue

public DiscriminatorValueDetails getDetailsForDiscriminatorValue(Object value)

toRelationalValue

public R toRelationalValue(O domainForm)

Description copied from interface: BasicValueConverter

Convert the domain form into the relational form in preparation for storage into JDBC

Specified by:

toRelationalValue in interface BasicValueConverter<O,R>

toString

public String toString()

Overrides:

toString in class Object

forEachValueDetail

public void forEachValueDetail(Consumer<DiscriminatorValueDetails> consumer)

fromValueDetails

public <X> X fromValueDetails(Function<DiscriminatorValueDetails,X> handler)