Package org.hibernate.type.descriptor.jdbc

Class NullJdbcType

java.lang.Object

org.hibernate.type.descriptor.jdbc.NullJdbcType

All Implemented Interfaces:

Serializable, JdbcType

public class NullJdbcType
extends Object
implements JdbcType

Descriptor for binding nulls with Types.NULL

Author:

Christian Beikov

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final NullJdbcType	INSTANCE	Singleton access

Constructor Summary

Constructors

Constructor	Description
NullJdbcType()

Method Summary

Modifier and Type	Method	Description
<X> ValueBinder<X>	getBinder(JavaType<X> javaType)	Obtain a binder object capable of binding values of the given Java type to parameters of a JDBC PreparedStatement.
<X> ValueExtractor<X>	getExtractor(JavaType<X> javaType)	Obtain an extractor object capable of extracting values of the given Java type from a JDBC ResultSet.
int	getJdbcTypeCode()	The JDBC type code used when interacting with JDBC APIs.

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.jdbc.JdbcType

addAuxiliaryDatabaseObjects, addAuxiliaryDatabaseObjects, appendWriteExpression, getCastType, getCheckCondition, getDdlTypeCode, getDefaultSqlTypeCode, getExtraCreateTableInfo, getFriendlyName, getJdbcLiteralFormatter, getJdbcRecommendedJavaTypeMapping, getPreferredJavaTypeClass, hasDatePart, hasTimePart, isArray, isBinary, isBoolean, isComparable, isDecimal, isDuration, isFloat, isInteger, isInterval, isLob, isLobOrLong, isNationalized, isNumber, isSmallInteger, isSpatial, isString, isStringLike, isStringLikeExcludingClob, isTemporal, registerOutParameter, registerOutParameter, wrapTopLevelSelectionExpression, wrapWriteExpression

Field Details

INSTANCE

public static final NullJdbcType INSTANCE

Singleton access

Constructor Details

NullJdbcType

public NullJdbcType()

Method Details

getJdbcTypeCode

public int getJdbcTypeCode()

Description copied from interface: JdbcType

The JDBC type code used when interacting with JDBC APIs.

For example, it's used when calling PreparedStatement.setNull(int, int).

Specified by:

getJdbcTypeCode in interface JdbcType

Returns:

a JDBC type code

getExtractor

public <X> ValueExtractor<X> getExtractor(JavaType<X> javaType)

Description copied from interface: JdbcType

Obtain an extractor object capable of extracting values of the given Java type from a JDBC ResultSet.

Specified by:

getExtractor in interface JdbcType

Parameters:

javaType - The descriptor describing the types of Java values to be extracted

Returns:

The appropriate extractor

getBinder

public <X> ValueBinder<X> getBinder(JavaType<X> javaType)

Description copied from interface: JdbcType

Obtain a binder object capable of binding values of the given Java type to parameters of a JDBC PreparedStatement.

Specified by:

getBinder in interface JdbcType

Parameters:

javaType - The descriptor describing the types of Java values to be bound

Returns:

The appropriate binder.