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📄 boserviceunit.pas

📁 Delphi最新三层源码(1.0),对delphi有帮助
💻 PAS
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unit BOServiceUnit;

interface

uses
  Classes, SysUtils, Variants, DBClient, Contnrs, Dialogs, ServiceObjectUnit,
  BOPrototypeManagerUnit, IBaseBOUnit, BaseBOUnit;

type
  TBOSrvLocator= class(TServiceObject)
    private

  end;        

  TBOService= class(TServiceObject)
    private
      IBasBO: IBaseBO;
      //BOPrototype业务对象持久池:
    public
      constructor Create;
      procedure bo_GetVoList(const sBoSrvObj: WideString; const sBOSrvName: WideString;
                           out pVOlist: OleVariant); safecall;
  end;


implementation


constructor TBOService.Create;
begin
  inherited Create;
end;

procedure TBOService.bo_GetVoList(const sBoSrvObj: WideString; const sBOSrvName: WideString;
                           out pVOlist: OleVariant); safecall;
var
  i_i: Integer;
  tmpPer: TPersistent;
  fClsPer: TPersistentClass;
  ItmpBO: IBaseBO;
begin

  if BOPrototype.findRegClsName(sBoSrvObj) <> nil then
  begin
    tmpPer := TPersistent(BOPrototype.findRegObj(sBOSrvObj));
    if tmpPer<> nil then
    begin
      pVOlist := TBaseBO(tmpPer).PDAOObj.PVOList.POLEDataList;
      exit;
    end
    else
    begin
      tmpPer := TPersistentClass(FindClass(sBOSrvObj)).Create;
      BOPrototype.AddItem(1, tmpPer);
      Supports(tmpPer, StringToGUID('{3AE5EA91-41EA-41E7-B40C-CF00F8B75F8A}'), IBasBO);
      try
        IBasBO.InitBusinessObj;
        pVOlist := IBasBO.GetDAOValueObject.getDAOValueList;
      except
        IBasBO := nil;
      end;
    end;

  end;

end;

end.

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