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From "Alvin Chee (JIRA)" <j...@apache.org>
Subject [jira] Created: (LANG-573) Add new APIs to StringUtils (countLowerCase, countUpperCase, countDigits)
Date Mon, 21 Dec 2009 07:36:18 GMT
Add new APIs to StringUtils (countLowerCase, countUpperCase, countDigits)
-------------------------------------------------------------------------

                 Key: LANG-573
                 URL: https://issues.apache.org/jira/browse/LANG-573
             Project: Commons Lang
          Issue Type: New Feature
            Reporter: Alvin Chee


private static int countUpperCase(String s) {
	int cLen = s.length();
	int count = 0;
	for (int i = 0; i < cLen; i++) {
		if (Character.isUpperCase(s.charAt(i)))
			count++;
	}

	return count;
}

private static int countLowerCase(String s) {
	int cLen = s.length();
	int count = 0;
	for (int i = 0; i < cLen; i++) {
		if (Character.isLowerCase(s.charAt(i)))
			count++;
	}

	return count;
}

private static int countDigits(String s) {
	int cLen = s.length();
	int count = 0;
	for (int i = 0; i < cLen; i++) {
		if (Character.isDigit(s.charAt(i)))
			count++;
	}

	return count;
}

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