Method isNotBlank

src/main/java/org/htmlunit/util/StringUtils.java:131–147

Tests if a CharSequence is NOT null, empty, or contains only whitespace. @param s the CharSequence to check @return false if a CharSequence is null, empty, or contains only whitespace

(final CharSequence s)

     * @return false if a CharSequence is null, empty, or contains only whitespace
     */
    public static boolean isNotBlank(final CharSequence s) {
        if (s == null) {
            return false;
        }

        final int length = s.length();
        if (length == 0) {
            return false;
        }

        for (int i = 0; i < length; i++) {
            if (!Character.isWhitespace(s.charAt(i))) {
                return true;
            }
        }
        return false;
    }

    /**
     * @param expected the char that we expect