theory.smart.foundation
Class EmptySmartKey
java.lang.Object
|
+--theory.smart.foundation.SmartKey
|
+--theory.smart.foundation.EmptySmartKey
- public class EmptySmartKey
- extends SmartKey
EmptySmartKey is equivalent to a "null" SmartKey.
If one wants to store a SmartKey to a datastore, the SmartKey
can never be null. Hence an EmptySmartKey is needed.
- See Also:
SmartKey
, Serialized Form
Method Summary |
int |
compareTo(java.lang.Object o)
Compare always returns equal. |
java.lang.String |
toString()
toString always returns an empty string. |
Methods inherited from class java.lang.Object |
getClass,
hashCode,
notify,
notifyAll,
wait,
wait,
wait |
EmptySmartKey
public EmptySmartKey()
- Default Constructor.
compareTo
public int compareTo(java.lang.Object o)
- Compare always returns equal.
- Overrides:
- compareTo in class SmartKey
- Returns:
- (0)
toString
public java.lang.String toString()
- toString always returns an empty string.
- Overrides:
- toString in class SmartKey
- Returns:
- ""
Copyright © 2000 BEA Systems, Inc. All Rights Reserved