code: public static void setSunCharacterEscapeHandler (@Nonnull final Marshaller aMarshaller,
                                                     @Nonnull final Object aCharacterEscapeHandler)
    {
      final String sPropertyName = SUN_ENCODING_HANDLER2;
      _setProperty (aMarshaller, sPropertyName, aCharacterEscapeHandler);
    }
docs: Set the Sun specific encoding handler. Value must implement
  com.sun.xml.bind.marshaller.CharacterEscapeHandler
  
  @param aMarshaller
  The marshaller to set the property. May not be <code>null</code>.
  @param aCharacterEscapeHandler
  the value to be set