net.sf.jga.fn.adaptor
Class Project1st<T1,T2>

java.lang.Object
  net.sf.jga.fn.Functor<R>
      net.sf.jga.fn.BinaryFunctor<T1,T2,T1>
          net.sf.jga.fn.adaptor.Project1st<T1,T2>

All Implemented Interfaces:

java.io.Serializable, Visitable

public class Project1st<T1,T2>
extends BinaryFunctor<T1,T2,T1>

Binary Functor that returns the first of two runtime arguments.

Copyright © 2002-2005 David A. Hall

Author:

David A. Hall

See Also:

Serialized Form

Nested Class Summary

static interface

Project1st.Visitor Interface for classes that may interpret an Project1st functor.

Constructor Summary

Project1st()

Method Summary

void	accept(Visitor v) Calls the Visitor's visit(Project1st) method, if it implements the nested Visitor interface.
T1	fn(T1 x, T2 unused) Given two arguments, returns the first.
java.lang.String	toString()

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

bind, bind0th, bind1st, bind2nd, bindNth, compose, compose, composeNth, distribute, eval, generate, generate1st, generate2nd, generateNth

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

composeNth

Methods inherited from class java.lang.Object

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

Constructor Detail

Project1st

public Project1st()

Method Detail

fn

public T1 fn(T1 x,
             T2 unused)

Given two arguments, returns the first. The second argument is not evaluated in any way by this predicate.

Specified by:

fn in class BinaryFunctor<T1,T2,T1>

Returns:

x

accept

public void accept(Visitor v)

Calls the Visitor's visit(Project1st) method, if it implements the nested Visitor interface.

Specified by:

accept in interface Visitable

Overrides:

accept in class Functor<T1>

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object