net.sf.jga.fn.arithmetic

Class Plus<T>

public class Plus<T extends Number> extends AbstractBinaryFunctor<T,T,T> implements Serializable

Returns the sum of two numeric arguments.

Copyright © 2003 David A. Hall

Author: David A. Hall

Nested Class Summary
interfacePlus.Visitor
Interface for classes that may interpret a Plus functor.
Constructor Summary
Plus(Class c)
Builds Plus functor for the given class.
Method Summary
voidaccept(Visitor v)
Calls the Visitor's visit(Plus) method, if it implements the nested Visitor interface.
Tfn(T x, T y)
Given numeric arguments x and y, returns x + y
StringtoString()

Constructor Detail

Plus

public Plus(Class c)
Builds Plus functor for the given class. The class argument must be the same as the generic class argument (when generics are in use) or else a ClassCastException will be thrown when the functor is used.

Throws: IllegalArgumentException if the given class has no Arithmetic implementation registered with the ArithmeticFactory

Method Detail

accept

public void accept(Visitor v)
Calls the Visitor's visit(Plus) method, if it implements the nested Visitor interface.

fn

public T fn(T x, T y)
Given numeric arguments x and y, returns x + y

Returns: the sum of two numeric arguments

toString

public String toString()