/*--------------------------------------------------------------------------------------------*/
        private Result ExecuteSession()
        {
            long appId = vOpCtx.GetSharpflakeId <Vertex>();
            long memId = vOpCtx.GetSharpflakeId <Vertex>();

            var appCre = new CreateFabApp();

            appCre.Name              = vName;
            appCre.Secret            = vOpCtx.Code32;
            appCre.CreatedByMemberId = vCreatorMemberId;

            var memCre = new CreateFabMember();

            memCre.Type            = (byte)MemberType.Id.DataProv;
            memCre.DefinedByAppId  = appId;
            memCre.DefinedByUserId = vUserId;

            ////

            var appOp = new CreateAppOperation();

            appOp.SetExecuteData(vOpCtx, vBuild, vTasks, appCre, appId, vDataAcc, false);

            var memOp = new CreateMemberOperation();

            memOp.SetExecuteData(vOpCtx, vBuild, vTasks, memCre, memId, vDataAcc, false);

            ////

            vBuild.StartSession();
            appOp.CheckAndAddVertex();
            memOp.CheckAndAddVertex();
            appOp.AddEdges();
            memOp.AddEdges();
            vBuild.CommitAndCloseSession();

            ////

            IDataResult res = vDataAcc.Execute(GetType().Name);

            vBuild.PerformChecks(res);

            int appCmdI = res.GetCommandIndexByCmdId(appOp.AddVertexCommandId);
            int memCmdI = res.GetCommandIndexByCmdId(memOp.AddVertexCommandId);

            return(new Result {
                Status = ResultStatus.Success,
                NewApp = res.ToElementAt <App>(appCmdI, 0),
                NewMember = res.ToElementAt <Member>(memCmdI, 0)
            });
        }
        /*--------------------------------------------------------------------------------------------*/
        private Result ExecuteSession()
        {
            long userId  = vOpCtx.GetSharpflakeId <Vertex>();
            long memId   = vOpCtx.GetSharpflakeId <Vertex>();
            long emailId = vOpCtx.GetSharpflakeId <Vertex>();

            var userCre = new CreateFabUser();

            userCre.Name              = vUsername;
            userCre.Password          = vPassword;
            userCre.CreatedByMemberId = memId;

            var memCre = new CreateFabMember();

            memCre.Type            = (byte)MemberType.Id.Member;
            memCre.DefinedByAppId  = (long)SetupAppId.FabSys;
            memCre.DefinedByUserId = userId;

            var emailCre = new CreateFabEmail();

            emailCre.Address          = vEmail;
            emailCre.Code             = vOpCtx.Code32;
            emailCre.UsedByArtifactId = userId;

            ////

            var userOp = new CreateUserOperation();

            userOp.SetExecuteData(vOpCtx, vBuild, vTasks, userCre, userId, vDataAcc, false);

            var memOp = new CreateMemberOperation();

            memOp.SetExecuteData(vOpCtx, vBuild, vTasks, memCre, memId, vDataAcc, false);

            var emailOp = new CreateEmailOperation();

            emailOp.SetExecuteData(vOpCtx, vBuild, vTasks, emailCre, emailId, vDataAcc, false);

            ////

            vBuild.StartSession();
            userOp.CheckAndAddVertex();
            memOp.CheckAndAddVertex();
            emailOp.CheckAndAddVertex();
            userOp.AddEdges();
            memOp.AddEdges();
            emailOp.AddEdges();
            vBuild.CommitAndCloseSession();

            ////

            IDataResult res = vDataAcc.Execute(GetType().Name);

            vBuild.PerformChecks(res);

            int userCmdI  = res.GetCommandIndexByCmdId(userOp.AddVertexCommandId);
            int memCmdI   = res.GetCommandIndexByCmdId(memOp.AddVertexCommandId);
            int emailCmdI = res.GetCommandIndexByCmdId(emailOp.AddVertexCommandId);

            return(new Result {
                Status = ResultStatus.Success,
                NewUser = res.ToElementAt <User>(userCmdI, 0),
                NewMember = res.ToElementAt <Member>(memCmdI, 0),
                NewEmail = res.ToElementAt <Email>(emailCmdI, 0)
            });
        }