code: @SuppressWarnings({"unchecked"})
      public void update(Object target, Object value) {
          if (target == null) {
              throw new IllegalArgumentException("Updater target cannot be null");
          }
          if (!(target instanceof Map)) {
              throw new IllegalArgumentException("Updater target is not a Map");
          }
  
          ((Map) target).put(key, value);
      }
docs: {@inheritDoc}