code: @Deprecated
      public void setText(CharacterIterator newText) {
          UCharacterIterator newIter = UCharacterIterator.getInstance(newText);
          if (newIter == null) {
              throw new IllegalStateException("Could not create a new UCharacterIterator");
          }
          text = newIter;
          reset();
      }
docs: Set the input text over which this <tt>Normalizer</tt> will iterate.
  The iteration position is set to the beginning of the input text.
  @param newText   The new string to be normalized.
  @deprecated ICU 56
  @hide original deprecated declaration