javax.persistence

Enum DiscriminatorType

java.lang.Object

java.lang.Enum<DiscriminatorType>

javax.persistence.DiscriminatorType

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<DiscriminatorType>

public enum DiscriminatorType
extends java.lang.Enum<DiscriminatorType>

Defines supported types of the discriminator column.

Since:

Java Persistence 1.0

Enum Constant Summary

Enum Constants

Enum Constant and Description
CHAR Single character as the discriminator type.
INTEGER Integer as the discriminator type.
STRING String as the discriminator type.

Method Summary

Methods

Modifier and Type	Method and Description
static DiscriminatorType	valueOf(java.lang.String name) Returns the enum constant of this type with the specified name.
static DiscriminatorType[]	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

STRING

public static final DiscriminatorType STRING

String as the discriminator type.

CHAR

public static final DiscriminatorType CHAR

Single character as the discriminator type.

INTEGER

public static final DiscriminatorType INTEGER

Integer as the discriminator type.

Method Detail

values

public static DiscriminatorType[] 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 (DiscriminatorType c : DiscriminatorType.values())
    System.out.println(c);

Returns:

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

valueOf

public static DiscriminatorType valueOf(java.lang.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:

java.lang.IllegalArgumentException - if this enum type has no constant with the specified name

java.lang.NullPointerException - if the argument is null