Package org.hibernate.engine.jdbc.spi

Enum Class TypeNullability

java.lang.Object

java.lang.Enum<TypeNullability>

org.hibernate.engine.jdbc.spi.TypeNullability

All Implemented Interfaces:

Serializable, Comparable<TypeNullability>, Constable

public enum TypeNullability
extends Enum<TypeNullability>

Describes the intrinsic nullability of a data type as reported by the JDBC driver.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
NON_NULLABLE	The data type cannot accept nulls
NULLABLE	The data type can accept nulls
UNKNOWN	It is unknown if the data type accepts nulls

Method Summary

Modifier and Type	Method	Description
static TypeNullability	interpret(short code)	Based on the code retrieved from DatabaseMetaData.getTypeInfo() for the NULLABLE column, return the appropriate enum.
static TypeNullability	valueOf(String name)	Returns the enum constant of this class with the specified name.
static TypeNullability[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

NULLABLE

public static final TypeNullability NULLABLE

The data type can accept nulls

See Also:

• DatabaseMetaData.typeNullable

NON_NULLABLE

public static final TypeNullability NON_NULLABLE

The data type cannot accept nulls

See Also:

• DatabaseMetaData.typeNoNulls

UNKNOWN

public static final TypeNullability UNKNOWN

It is unknown if the data type accepts nulls

See Also:

• DatabaseMetaData.typeNullableUnknown

Method Details

values

public static TypeNullability[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static TypeNullability valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null

interpret

public static TypeNullability interpret(short code)

Based on the code retrieved from DatabaseMetaData.getTypeInfo() for the NULLABLE column, return the appropriate enum.

Parameters:

code - The retrieved code value.

Returns:

The corresponding enum.