Method isBlank

jOOQ/src/main/java/org/jooq/tools/StringUtils.java:263–274

Checks if a String is whitespace, empty ("") or null. StringUtils.isBlank(null) = true StringUtils.isBlank("") = true StringUtils.isBlank(" ") = true StringUtils.isBlank("bob") = false StringUtils.isBlank(" bob ") = false @param str the String to check

(String str)

     * @since 2.0
     */
    public static boolean isBlank(String str) {
        int strLen;
        if (str == null || (strLen = str.length()) == 0) {
            return true;
        }
        for (int i = 0; i < strLen; i++) {
            if ((Character.isWhitespace(str.charAt(i)) == false)) {
                return false;
            }
        }
        return true;
    }

    // Count matches
    // -----------------------------------------------------------------------