Package org.apache.commons.validator

Class ISBNValidator

java.lang.Object

org.apache.commons.validator.ISBNValidator

@Deprecated
public class ISBNValidator
extends Object

Deprecated.

Use the new ISBNValidator in the routines package

A class for validating 10 digit ISBN codes. Based on this algorithm NOTE: This has been replaced by the new ISBNValidator.

Since:

1.2.0

Constructor Summary

Constructors

Constructor	Description
ISBNValidator()	Deprecated. Constructs a new instance.

Method Summary

Modifier and Type	Method	Description
boolean	isValid(String isbn)	Deprecated. If the ISBN is formatted with space or dash separators its format is validated.

Methods inherited from class java.lang.Object

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

Constructor Details

ISBNValidator

public ISBNValidator()

Deprecated.

Constructs a new instance.

Method Details

isValid

public boolean isValid(String isbn)

Deprecated.

If the ISBN is formatted with space or dash separators its format is validated. Then the digits in the number are weighted, summed, and divided by 11 according to the ISBN algorithm. If the result is zero, the ISBN is valid. This method accepts formatted or raw ISBN codes.

Parameters:

isbn - Candidate ISBN number to be validated. null is considered invalid.

Returns:

true if the string is a valid ISBN code.