code: public void init(RemoteAuthenticatedUser user,
              ModeledConnectionGroup balancingGroup,
              ModeledConnection connection) {
          init(user, balancingGroup, connection, null);
      }
docs: Initializes this connection record, associating it with the given user,
  connection, and balancing connection group. The given balancing
  connection group MUST be the connection group from which the given
  connection was chosen. The start date of this connection record will be
  the time of its creation.
  
  @param user
  The user that connected to the connection associated with this
  connection record.
  
  @param balancingGroup
  The balancing group from which the given connection was chosen.
  
  @param connection
  The connection to associate with this connection record.