/**
   * Get group information with the given id from Silverpeas
   *
   * @param ddManager
   * @param sGroupId
   * @return
   * @throws AdminException
   */
  public Group getGroup(DomainDriverManager ddManager, String sGroupId) throws AdminException {
    try {
      ddManager.getOrganizationSchema();
      GroupRow gr = ddManager.getOrganization().group.getGroup(idAsInt(sGroupId));

      Group group = new Group();

      if (gr != null) {
        group.setId(idAsString(gr.id));
        group.setSpecificId(gr.specificId);
        group.setDomainId(idAsString(gr.domainId));
        group.setSuperGroupId(idAsString(gr.superGroupId));
        group.setName(gr.name);
        group.setDescription(gr.description);
        group.setRule(gr.rule);
      }
      // Get the selected users for this group
      setDirectUsersOfGroup(ddManager, group);

      return group;
    } catch (Exception e) {
      throw new AdminException(
          "GroupManager.getGroup",
          SilverpeasException.ERROR,
          "admin.EX_ERR_GET_GROUP",
          "group Id: '" + sGroupId + "'",
          e);
    } finally {
      ddManager.releaseOrganizationSchema();
    }
  }
  /** Convert GroupRow to Group */
  private Group groupRow2Group(GroupRow gr) {
    Group group = new Group();

    if (gr != null) {
      group.setId(idAsString(gr.id));
      group.setSpecificId(gr.specificId);
      group.setDomainId(idAsString(gr.domainId));
      group.setSuperGroupId(idAsString(gr.superGroupId));
      group.setName(gr.name);
      group.setDescription(gr.description);
      group.setRule(gr.rule);
    }
    return group;
  }
  /**
   * return group with given id (contains list of user ids for this group)
   *
   * @param groupId
   * @return Group
   */
  @Override
  public Group getGroup(String groupId) throws Exception {
    Group group = null;

    try {
      // Set the OrganizationSchema (if not already done)
      getOrganizationSchema();
      // Get the user information
      GroupRow gr = getOrganization().group.getGroup(idAsInt(groupId));
      if (gr == null) {
        throw new AdminException(
            "DomainDriverManager.getGroup",
            SilverpeasException.ERROR,
            "admin.EX_ERR_GROUP_NOT_FOUND",
            "group Id: '" + groupId + "'");
      }
      // Get a DomainDriver instance
      DomainDriver domainDriver = this.getDomainDriver(gr.domainId);
      // Get Group detail from specific domain
      group = domainDriver.getGroup(gr.specificId);

      // Fill silverpeas info of group details
      group.setId(groupId);
      group.setSpecificId(gr.specificId);
      group.setDomainId(idAsString(gr.domainId));
    } catch (AdminException e) {
      throw new AdminException(
          "DomainDriverManager.getGroup",
          SilverpeasException.ERROR,
          "admin.EX_ERR_GET_GROUP",
          "group Id: '" + groupId + "'",
          e);
    } finally {
      releaseOrganizationSchema();
    }
    return group;
  }