Package org.apache.commons.math4.util

Class DefaultTransformer

java.lang.Object

org.apache.commons.math4.util.DefaultTransformer

All Implemented Interfaces:

java.io.Serializable, NumberTransformer

public class DefaultTransformer
extends java.lang.Object
implements NumberTransformer, java.io.Serializable

A Default NumberTransformer for java.lang.Numbers and Numeric Strings. This provides some simple conversion capabilities to turn any java.lang.Number into a primitive double or to turn a String representation of a Number into a double.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
DefaultTransformer()

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object other)
int	hashCode()
double	transform(java.lang.Object o)	Implementing this interface provides a facility to transform from Object to Double.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DefaultTransformer

public DefaultTransformer()

Method Details

transform

public double transform(java.lang.Object o) throws NullArgumentException, MathIllegalArgumentException

Description copied from interface: NumberTransformer

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

Specified by:

transform in interface NumberTransformer

Parameters:

o - the object that gets transformed.

Returns:

a double primitive representation of the Object o.

Throws:

NullArgumentException - if Object o is null.

MathIllegalArgumentException - if Object o cannot successfully be transformed

See Also:

Commons Collections Transformer

equals

public boolean equals(java.lang.Object other)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object