org.apache.avalon.excalibur.source.validity
Class NOPValidity

java.lang.Object
  |
  +--org.apache.avalon.excalibur.source.validity.NOPValidity

All Implemented Interfaces:

java.io.Serializable, SourceValidity

public final class NOPValidity

extends java.lang.Object

implements SourceValidity

A validation object which is always valid.

Version:

CVS $Revision: 1.2 $ $Date: 2001/12/17 13:20:57 $

Author:

Carsten Ziegeler

See Also:

Serialized Form

Field Summary

static SourceValidity

SHARED_INSTANCE

Constructor Summary

NOPValidity()

Method Summary

boolean	isValid() Check if the component is still valid.
boolean	isValid(SourceValidity newValidity) Check if the component is still valid.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

SHARED_INSTANCE

public static final SourceValidity SHARED_INSTANCE

Constructor Detail

NOPValidity

public NOPValidity()

Method Detail

isValid

public boolean isValid()

Check if the component is still valid. If false is returned the isValid(SourceValidity) must be called afterwards!

Specified by:

isValid in interface SourceValidity

isValid

public boolean isValid(SourceValidity newValidity)

Description copied from interface: SourceValidity

Check if the component is still valid. This is only true, if the incoming Validity is of the same type and has the same values. The invocation order is that the isValid method of the old Validity object is called with the new one as a parameter

Specified by:

isValid in interface SourceValidity

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object