org.jpox.metadata
Class NullValue

java.lang.Object
  org.jpox.metadata.NullValue

All Implemented Interfaces:

java.io.Serializable

public class NullValue
extends java.lang.Object
implements java.io.Serializable

jdo config null-value class.
<!ATTLIST field null-value (exception|default|none) 'none'>

Since:

1.1

Version:

$Revision: 1.4 $

See Also:

Serialized Form

Field Summary

static NullValue	DEFAULT null-value="default"
static NullValue	EXCEPTION null-value="exception"
static NullValue	NONE null-value="none"

Method Summary

boolean	equals(java.lang.Object o) Indicates whether some other object is "equal to" this one.
static NullValue	getNullValue(java.lang.String value) Obtain a NullValue for the given name by value
int	getType() Accessor for the type.
java.lang.String	toString() Returns a string representation of the object.

Methods inherited from class java.lang.Object

clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

EXCEPTION

public static final NullValue EXCEPTION

null-value="exception"

DEFAULT

public static final NullValue DEFAULT

null-value="default"

NONE

public static final NullValue NONE

null-value="none"

Method Detail

equals

public boolean equals(java.lang.Object o)

Indicates whether some other object is "equal to" this one.

Overrides:

equals in class java.lang.Object

Parameters:

o - the reference object with which to compare.

Returns:

true if this object is the same as the obj argument; false otherwise.

toString

public java.lang.String toString()

Returns a string representation of the object.

Overrides:

toString in class java.lang.Object

Returns:

a string representation of the object.

getType

public int getType()

Accessor for the type.

Returns:

Type

getNullValue

public static NullValue getNullValue(java.lang.String value)

Obtain a NullValue for the given name by value

Parameters:

value - the name

Returns:

the NullValue found or NullValue.NONE if not found. If value is null, returns NullValue.NONE.