public static boolean containLineBreaks(@Nullable CharSequence seq, int fromOffset, int endOffset) {
    if (seq == null) return false;
    for (int i = fromOffset; i < endOffset; i++) {
      char c = seq.charAt(i);
      if (c == '\n' || c == '\r') return true;
    }
    return false;
  }
public static boolean containLineBreaks(@Nullable CharSequence seq, int fromOffset, int endOffset)