org.jdom.filter

Interface Filter

Known Implementing Classes:
ContentFilter, ElementFilter

public interface Filter

Classes which wish to modify the behaviour of the FilterList can implement the list filter interface in order to reduce the visibility of certain items in the list, or to restrict the mutability of the list.
Version:
$Revision: 1.1 $, $Date: 2002/03/12 06:53:57 $
Authors:
Jools Enticknap
Bradley S. Huffman

Method Summary

boolean
canAdd(Object obj)
Check to see if the object can be added to the list.
boolean
canRemove(Object obj)
Check to see if the object can be removed from the list.
boolean
matches(Object obj)
Check to see if the object matches a predefined set of rules.

Method Details

canAdd

public boolean canAdd(Object obj)
Check to see if the object can be added to the list.
Parameters:
obj - The object to verify.
Returns:
true if the object can be added.

canRemove

public boolean canRemove(Object obj)
Check to see if the object can be removed from the list.
Parameters:
obj - The object to verify.
Returns:
true if the object can be removed.

matches

public boolean matches(Object obj)
Check to see if the object matches a predefined set of rules.
Parameters:
obj - The object to verify.
Returns:
true if the object matches a predfined set of rules.

Copyright B) 2002 Jason Hunter, Brett McLaughlin. All Rights Reserved.