code: @Deprecated
      public static String normalize(int char32, Mode mode, int options) {
          if(mode == NFD && options == 0) {
              String decomposition = Normalizer2.getNFCInstance().getDecomposition(char32);
              if(decomposition == null) {
                  decomposition = UTF16.valueOf(char32);
              }
              return decomposition;
          }
          return normalize(UTF16.valueOf(char32), mode, options);
      }
docs: Normalize a codepoint according to the given mode
  @param char32    The input string to be normalized.
  @param mode      The normalization mode
  @param options   Options for use with exclusion set and tailored Normalization
  The only option that is currently recognized is UNICODE_3_2
  @return String   The normalized string
  @see #UNICODE_3_2
  @deprecated ICU 56 Use {@link Normalizer2} instead.
  @hide original deprecated declaration