javax.jdo.annotations
Enum NullValue

java.lang.Object
  extended by java.lang.Enum<NullValue>
      extended by javax.jdo.annotations.NullValue
All Implemented Interfaces:
java.io.Serializable, java.lang.Comparable<NullValue>

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

Enumeration of the "null-value" behavior values. This corresponds to the "null-value" attribute of the "field" and "property" elements.

Since:
2.1
Version:
2.1

Enum Constant Summary
DEFAULT
           
EXCEPTION
           
NONE
           
 
Method Summary
static NullValue valueOf(java.lang.String name)
          Returns the enum constant of this type with the specified name.
static NullValue[] 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

NONE

public static final NullValue NONE

EXCEPTION

public static final NullValue EXCEPTION

DEFAULT

public static final NullValue DEFAULT
Method Detail

values

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

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

valueOf

public static NullValue 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


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