com.townleyenterprises.filter
Class LogicalNotFilter

java.lang.Object
  com.townleyenterprises.filter.LogicalNotFilter

All Implemented Interfaces:

Filter

public class LogicalNotFilter

extends java.lang.Object

implements Filter

This class provides an implementation of the Filter interface that implements the NOT operation.

Version:

$Id: LogicalNotFilter.java,v 1.5 2004/11/28 20:14:36 atownley Exp $

Author:

Andrew S. Townley

Constructor Summary

LogicalNotFilter(Filter filter)
The constructor takes the argument of the filter to negate.

Method Summary

boolean	doFilter(java.lang.Object o) This method actually performs the operation that will determine if the parameter object should be included in the "result" or not.
Filter	getFilter() This method returns the filter to be negated.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

LogicalNotFilter

public LogicalNotFilter(Filter filter)

The constructor takes the argument of the filter to negate.

Parameters:

filter - the filter

Method Detail

doFilter

public boolean doFilter(java.lang.Object o)

This method actually performs the operation that will determine if the parameter object should be included in the "result" or not.

Specified by:

doFilter in interface Filter

Parameters:

o - the object to be tested

Returns:

true if the object should be included in the result; false if the object should not

getFilter

public Filter getFilter()

This method returns the filter to be negated.

toString

public java.lang.String toString()