nguyen phuc lam created LANG-856:
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             Summary: Code refactoring in NumberUtils
                 Key: LANG-856
                 URL: https://issues.apache.org/jira/browse/LANG-856
             Project: Commons Lang
          Issue Type: Improvement
          Components: lang.math.*
            Reporter: nguyen phuc lam
            Priority: Minor
             Fix For: 3.x
         Attachments: NumberUtils.diff

NumberUtils contains some redundant pieces of code which are doing the same validation on the array parameter. This validation should be extracted to a method which will be called by other methods in this class.

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