public Protocols.ToolkitResultProtocol UpdateSchedule(Protocols.Contracts.UpdateScheduleSetupProtocol setupParam)
        {
            ClarifySession session = Global.GetSession( AuthHeader );
            FChoice.Toolkits.Clarify.Contracts.ContractsToolkit toolkit = new FChoice.Toolkits.Clarify.Contracts.ContractsToolkit( session );
            FChoice.Toolkits.Clarify.Contracts.UpdateScheduleSetup setup;

            switch( setupParam.ConstructorCue )
            {
                case 0:
                    setup = new FChoice.Toolkits.Clarify.Contracts.UpdateScheduleSetup(setupParam.ContractIDNum, setupParam.ScheduleIDNum);
                    break;
                default:
                    throw new InvalidOperationException(string.Format("Constructor index '{0}' does not exist.", setupParam.ConstructorCue));
            }

            if( Global.IsPropertyDirty(1, setupParam.DirtyFieldFlags) )
            {
                setup.ContractIDNum = setupParam.ContractIDNum;
            }

            if( Global.IsPropertyDirty(4, setupParam.DirtyFieldFlags) )
            {
                setup.ScheduleIDNum = setupParam.ScheduleIDNum;
            }

            if( Global.IsPropertyDirty(8, setupParam.DirtyFieldFlags) )
            {
                setup.BillSiteIDNum = setupParam.BillSiteIDNum;
            }

            if( Global.IsPropertyDirty(16, setupParam.DirtyFieldFlags) )
            {
                setup.BillingATTN = setupParam.BillingATTN;
            }

            if( Global.IsPropertyDirty(32, setupParam.DirtyFieldFlags) )
            {
                setup.ShipToSiteIDNum = setupParam.ShipToSiteIDNum;
            }

            if( Global.IsPropertyDirty(64, setupParam.DirtyFieldFlags) )
            {
                setup.PriceProgram = setupParam.PriceProgram;
            }

            if( Global.IsPropertyDirty(128, setupParam.DirtyFieldFlags) )
            {
                setup.BillingFrequency = setupParam.BillingFrequency;
            }

            if( Global.IsPropertyDirty(256, setupParam.DirtyFieldFlags) )
            {
                setup.BillingOption = setupParam.BillingOption;
            }

            if( Global.IsPropertyDirty(512, setupParam.DirtyFieldFlags) )
            {
                setup.BillingPeriodStartDate = setupParam.BillingPeriodStartDate;
            }

            if( Global.IsPropertyDirty(1024, setupParam.DirtyFieldFlags) )
            {
                setup.FirstBillingDate = setupParam.FirstBillingDate;
            }

            if( Global.IsPropertyDirty(2048, setupParam.DirtyFieldFlags) )
            {
                setup.ChargeStartDate = setupParam.ChargeStartDate;
            }

            if( Global.IsPropertyDirty(4096, setupParam.DirtyFieldFlags) )
            {
                setup.ChargeEndDate = setupParam.ChargeEndDate;
            }

            if( Global.IsPropertyDirty(8192, setupParam.DirtyFieldFlags) )
            {
                foreach(Protocols.AdditionalFieldProtocol field in setupParam.AdditionalFields){setup.AdditionalFields.Append( field.FieldName, field.FieldType, field.FieldValue);}
            }

            return new Protocols.ToolkitResultProtocol( toolkit.UpdateSchedule(setup) );
        }