# Package org.labkey.remoteapi.study

- Class Summary
  Class | Description
  --- | ---
  CheckForStudyReloadCommand | Pings an existing LabKey study to check to see if it needs to be reloaded from a study archive on disk.
  ParticipantGroup | A client-side representation of a participant group from a study on the server.
  UpdateParticipantGroupCommand | Request to be sent to the server to update an existing participant group User: jeckels Date: 12/11/13
  UpdateParticipantGroupCommand.UpdatedParticipantGroup | Special subclass that allows specifying just participants that should be added or removed, without needing to specify the full set of participants.
  UpdateParticipantGroupResponse | Result of making a request to the server to update an existing participant group User: jeckels Date: 12/11/13