Json.writeObject(writer, "separator", separator);
Json.writeObject(writer, "tokenSeparators", tokenSeparators);
Json.writeObject(writer, "selectOnBlur", selectOnBlur);
Json.writeObject(writer, "dropdownAutoWidth", dropdownAutoWidth);
if (ajax != null) {
writer.key("ajax");
ajax.toJson(writer);
}
Json.writeFunction(writer, "data", data);
Json.writeFunction(writer, "tags", tags);
writer.endObject();