code: private RetrieveResult containerViewByType(final ManagedObjectReference container,
                                                 final String morefType,
                                                 final RetrieveOptions retrieveOptions
      ) throws RuntimeFaultFaultMsg, InvalidPropertyFaultMsg {
          return this.containerViewByType(container, morefType, retrieveOptions, ManagedObjectType.NAME.getValue());
      }
docs: Initialize the helper object on the current connection at invocation time. Do not initialize on construction
  since the connection may not be ready yet.