org.apache.jdo.impl.jdoql.scope
Class UNDEFINED

java.lang.Object
  org.apache.jdo.impl.jdoql.scope.UNDEFINED

public class UNDEFINED
extends java.lang.Object

An instance of this class represents an undefined value in a ValueTable (ParameterTable or VariableTable).

Author:

Michael Bouschen

Method Summary

static UNDEFINED	getInstance() Get an instance of UNDEFINED
java.lang.String	toString() Returns a string representation of an UNDEFINED instance.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static UNDEFINED getInstance()

Get an instance of UNDEFINED

Returns:

an instance of UNDEFINED

toString

public java.lang.String toString()

Returns a string representation of an UNDEFINED instance.

Overrides:

toString in class java.lang.Object