jfun.jaskell

Class StrictFunction2

java.lang.Object

jfun.jaskell.function.Function1

jfun.jaskell.function.Function2

jfun.jaskell.StrictFunction2

All Implemented Interfaces:

java.io.Serializable, Function

public abstract class StrictFunction2
extends Function2

extend this class to provide a strict function implementation. Subclassing this class is more efficient than calling addStrictFunction.
A strict function is a function whose arguments are evaluated before the function body is evaluated.

Zephyr Business Solutions Corp.

Author:

Ben Yu

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
StrictFunction2(java.lang.String name) Create a StrictFunction2 object.

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Object	call(java.lang.Object a, java.lang.Object b) Override this method to provide function with two parameters.
abstract java.lang.Object	fn(java.lang.Object a, java.lang.Object b) Subclass override this method to provide the function implementation.
java.lang.String	getName() get the string representation of this function.
java.lang.String	toString() Returns the string representation.

Methods inherited from class jfun.jaskell.function.Function2

call

Methods inherited from class jfun.jaskell.function.Function1

apply, apply, f

Methods inherited from class java.lang.Object

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

Constructor Detail

StrictFunction2

public StrictFunction2(java.lang.String name)

Create a StrictFunction2 object.

Parameters:

name - the string representation of this function.

Method Detail

fn

public abstract java.lang.Object fn(java.lang.Object a,
                  java.lang.Object b)
                             throws java.lang.Throwable

Subclass override this method to provide the function implementation.

Parameters:

a - 1st argument.

b - 2nd argument.

Returns:

return value.

Throws:

java.lang.Throwable

call

public final java.lang.Object call(java.lang.Object a,
                    java.lang.Object b)
                            throws java.lang.Throwable

Description copied from class: Function2

Override this method to provide function with two parameters.

Specified by:

call in class Function2

Parameters:

a - 1st argument.

b - 2nd argument.

Returns:

the return value.

Throws:

java.lang.Throwable

toString

public java.lang.String toString()

Returns the string representation.

Overrides:

toString in class java.lang.Object

getName

public java.lang.String getName()

get the string representation of this function. The same string is returned by the toString() method.

Returns:

the string representation of this function.