code: public static String fullObjectName(Object object) {
          if (object == null) {
              return "<null>";
          }
          StringBuilder builder = new StringBuilder();
          builder.append(object.getClass().getName())
              .append('#')
              .append(objectId(object));
          return builder.toString();
      }
docs: Returns the full name of the object's class together with an id (see
  {@link #objectId(Object)}). The result can be used as a unique
  human readable identifier for arbitrary objects.
  
  @param object
  the object
  @return the object's name