org.apache.commons.math.util
Interface NumberTransformer

All Superinterfaces:

java.io.Serializable

All Known Implementing Classes:

DefaultTransformer, TransformerMap

public interface NumberTransformer
extends java.io.Serializable

Subclasses implementing this interface can transform Objects to doubles.

Version:

$Revision: 630595 $ $Date: 2008-02-23 22:56:08 -0700 (Sat, 23 Feb 2008) $

Method Summary

double

transform(java.lang.Object o) Implementing this interface provides a facility to transform from Object to Double.

Method Detail

transform

double transform(java.lang.Object o)
                 throws MathException

Implementing this interface provides a facility to transform from Object to Double.

Parameters:

o - the Object to be transformed.

Returns:

the double value of the Object.

Throws:

MathException - if the Object can not be transformed into a Double.