net.sf.jga.fn.logical
Class LogicalNot

java.lang.Object
  net.sf.jga.fn.Functor<R>
      net.sf.jga.fn.UnaryFunctor<java.lang.Boolean,java.lang.Boolean>
          net.sf.jga.fn.logical.LogicalNot

All Implemented Interfaces:

java.io.Serializable, Visitable

public class LogicalNot
extends UnaryFunctor<java.lang.Boolean,java.lang.Boolean>

Unary Predicate that returns true when Boolean argument x is false.

Copyright © 2002-2005 David A. Hall

Author:

David A. Hall

See Also:

Serialized Form

Nested Class Summary

static interface

LogicalNot.Visitor Interface for classes that may interpret a LogicalNot predicate.

Constructor Summary

LogicalNot()

Method Summary

void	accept(Visitor v) Calls the Visitor's visit(LogicalNot) method, if it implements the nested Visitor interface.
java.lang.Boolean	fn(java.lang.Boolean x) Given Boolean argument x, returns true when x is false, false when x is true
java.lang.String	toString()

Methods inherited from class net.sf.jga.fn.UnaryFunctor

bind, bind0th, bindNth, compose, compose, compose, composeNth, composeNth, eval, generate, generateNth

Methods inherited from class java.lang.Object

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

Constructor Detail

LogicalNot

public LogicalNot()

Method Detail

fn

public java.lang.Boolean fn(java.lang.Boolean x)

Given Boolean argument x, returns true when x is false, false when x is true

Specified by:

fn in class UnaryFunctor<java.lang.Boolean,java.lang.Boolean>

Returns:

!x

accept

public void accept(Visitor v)

Calls the Visitor's visit(LogicalNot) method, if it implements the nested Visitor interface.

Specified by:

accept in interface Visitable

Overrides:

accept in class Functor<java.lang.Boolean>

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object