unit SingleObjectAggregateUnit;

interface

uses
  BidLotDM;

type

  TSingleObjectAggregate = class
  private
    FBidLotDM: TBidLotDataModule;

    function GetBidLotDM: TBidLotDataModule;
  public
    destructor Destroy; override;

    property BidLotDM: TBidLotDataModule read GetBidLotDM;
  end;


  { Single Object Manager }
  function SingleObjectAggregate: TSingleObjectAggregate;

implementation

var
  gl_ingleObjectAggregate: TSingleObjectAggregate;

function SingleObjectAggregate: TSingleObjectAggregate;
begin
  if not Assigned(gl_ingleObjectAggregate) then
    gl_ingleObjectAggregate := TSingleObjectAggregate.Create;

  Result := gl_ingleObjectAggregate;
end;

{ TSingleObjectAggregate }

destructor TSingleObjectAggregate.Destroy;
begin
  FBidLotDM.Free;
  inherited;
end;

function TSingleObjectAggregate.GetBidLotDM: TBidLotDataModule;
begin
  if FBidLotDM = nil then
    FBidLotDM := TBidLotDataModule.Create(nil);
  Result := FBidLotDM;
end;

initialization

finalization
  gl_ingleObjectAggregate.Free;

end.