Package org.apache.commons.validator
Class ISBNValidator
java.lang.Object
org.apache.commons.validator.ISBNValidator
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NOTE: This has been replaced by the new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
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Constructor Summary
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Method Summary
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Constructor Details
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ISBNValidator
public ISBNValidator()Deprecated.Default Constructor.
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Method Details
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isValid
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.
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