javax.persistence

Enum EnumType

java.lang.Object

java.lang.Enum<EnumType>

javax.persistence.EnumType

All Implemented Interfaces:

Serializable, Comparable<EnumType>

public enum EnumType
extends Enum<EnumType>

Defines mapping for enumerated types. The constants of this enumerated type specify how a persistent property or field of an enumerated type should be persisted.

Since:

Java Persistence 1.0

Enum Constant Summary

Enum Constants

Enum Constant and Description
ORDINAL Persist enumerated type property or field as an integer.
STRING Persist enumerated type property or field as a string.

Method Summary

Methods

Modifier and Type	Method and Description
static EnumType	valueOf(String name) Returns the enum constant of this type with the specified name.
static EnumType[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

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

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

ORDINAL

public static final EnumType ORDINAL

Persist enumerated type property or field as an integer.

STRING

public static final EnumType STRING

Persist enumerated type property or field as a string.

Method Detail

values

public static EnumType[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (EnumType c : EnumType.values())
    System.out.println(c);

Returns:

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

valueOf

public static EnumType valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (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 type has no constant with the specified name

NullPointerException - if the argument is null