org.hibernate.type.descriptor.java

Class AbstractTypeDescriptor<T>

java.lang.Object

org.hibernate.type.descriptor.java.AbstractTypeDescriptor<T>

All Implemented Interfaces:

java.io.Serializable, JavaTypeDescriptor<T>

Direct Known Subclasses:

BigDecimalTypeDescriptor, BigIntegerTypeDescriptor, BlobTypeDescriptor, BooleanTypeDescriptor, ByteArrayTypeDescriptor, ByteTypeDescriptor, CalendarDateTypeDescriptor, CalendarTypeDescriptor, CharacterArrayTypeDescriptor, CharacterTypeDescriptor, ClassTypeDescriptor, ClobTypeDescriptor, CurrencyTypeDescriptor, DateTypeDescriptor, DoubleTypeDescriptor, FloatTypeDescriptor, IntegerTypeDescriptor, JdbcDateTypeDescriptor, JdbcTimestampTypeDescriptor, JdbcTimeTypeDescriptor, LocaleTypeDescriptor, LongTypeDescriptor, PrimitiveByteArrayTypeDescriptor, PrimitiveCharacterArrayTypeDescriptor, SerializableTypeDescriptor, ShortTypeDescriptor, StringTypeDescriptor, TimeZoneTypeDescriptor, UrlTypeDescriptor, UUIDTypeDescriptor

public abstract class AbstractTypeDescriptor<T>
extends java.lang.Object
implements JavaTypeDescriptor<T>, java.io.Serializable

Abstract adapter for Java type descriptors.

Author:

Steve Ebersole

See Also:

Serialized Form

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractTypeDescriptor(java.lang.Class<T> type) Initialize a type descriptor for the given type.
protected	AbstractTypeDescriptor(java.lang.Class<T> type, MutabilityPlan<T> mutabilityPlan) Initialize a type descriptor for the given type.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	areEqual(T one, T another) Determine if two instances are equal
int	extractHashCode(T value) Extract a proper hash code for this value.
java.lang.String	extractLoggableRepresentation(T value) Extract a loggable representation of the value.
java.util.Comparator<T>	getComparator() Retrieve the natural comparator for this type.
java.lang.Class<T>	getJavaTypeClass() Retrieve the Java type handled here.
MutabilityPlan<T>	getMutabilityPlan() Retrieve the mutability plan for this Java type.
protected HibernateException	unknownUnwrap(java.lang.Class conversionType)
protected HibernateException	unknownWrap(java.lang.Class conversionType)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.hibernate.type.descriptor.java.JavaTypeDescriptor

fromString, toString, unwrap, wrap

Constructor Detail

AbstractTypeDescriptor

protected AbstractTypeDescriptor(java.lang.Class<T> type)

Initialize a type descriptor for the given type. Assumed immutable.

Parameters:

type - The Java type.

See Also:

AbstractTypeDescriptor(Class, MutabilityPlan)

AbstractTypeDescriptor

protected AbstractTypeDescriptor(java.lang.Class<T> type,
                      MutabilityPlan<T> mutabilityPlan)

Initialize a type descriptor for the given type. Assumed immutable.

Parameters:

type - The Java type.

mutabilityPlan - The plan for handling mutability aspects of the java type.

Method Detail

getMutabilityPlan

public MutabilityPlan<T> getMutabilityPlan()

Retrieve the mutability plan for this Java type.

Specified by:

getMutabilityPlan in interface JavaTypeDescriptor<T>

Returns:

The mutability plan

getJavaTypeClass

public java.lang.Class<T> getJavaTypeClass()

Retrieve the Java type handled here.

Specified by:

getJavaTypeClass in interface JavaTypeDescriptor<T>

Returns:

The Java type.

extractHashCode

public int extractHashCode(T value)

Extract a proper hash code for this value.

Specified by:

extractHashCode in interface JavaTypeDescriptor<T>

Parameters:

value - The value for which to extract a hash code.

Returns:

The extracted hash code.

areEqual

public boolean areEqual(T one,
               T another)

Determine if two instances are equal

Specified by:

areEqual in interface JavaTypeDescriptor<T>

Parameters:

one - One instance

another - The other instance

Returns:

True if the two are considered equal; false otherwise.

getComparator

public java.util.Comparator<T> getComparator()

Retrieve the natural comparator for this type.

Specified by:

getComparator in interface JavaTypeDescriptor<T>

Returns:

The natural comparator.

extractLoggableRepresentation

public java.lang.String extractLoggableRepresentation(T value)

Extract a loggable representation of the value.

Specified by:

extractLoggableRepresentation in interface JavaTypeDescriptor<T>

Parameters:

value - The value for which to extract a loggable representation.

Returns:

The loggable representation

unknownUnwrap

protected HibernateException unknownUnwrap(java.lang.Class conversionType)

unknownWrap

protected HibernateException unknownWrap(java.lang.Class conversionType)