Method hasLength

server/src/main/java/org/elasticsearch/common/Strings.java:126–128

Check that the given CharSequence is neither null nor of length 0. Note: Will return true for a CharSequence that purely consists of whitespace. StringUtils.hasLength(null) = false StringUtils.hasLength("") = false StringUtils.hasLength(" ") = true StringUtils.hasLeng

(@Nullable CharSequence str)

     * @see #hasText(String)
     */
    public static boolean hasLength(@Nullable CharSequence str) {
        return (str != null && str.length() > 0);
    }

    /**
     * Trim all occurrences of the supplied leading character from the given String.