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unit DataAccess; |
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interface |
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uses TypeDefs, Classes, StrUtils, SysUtils; |
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uses TypeDefs, Classes, StrUtils, SysUtils, _MetaManager; |
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type |
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TDataAccess = class |
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FDataOS: TDataOS; |
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FLevelNumber: Integer; |
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FChangeRights: TChangeRights; |
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FMeta: TMetaManager; |
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procedure SetDataOS(DataOS: TDataOS); |
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public |
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property ConnectionID: Integer read FConnectionID; |
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property DataOS: TDataOS read FDataOS write SetDataOS; |
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property LevelNumber: Integer read FLevelNumber; |
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property ChangeRights: TChangeRights read FChangeRights; |
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property MetaData: TMetaManager read FMeta; |
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constructor Create(FileName: String; ConnectionID: Integer; var Msg: TStatusMessages); virtual; abstract; |
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constructor Create(FileName: String; ConnectionID: Integer; var Msg: TStatusMessages); virtual; |
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procedure Close; virtual; abstract; |
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function ExtractFileIDOfName(Name: String): Integer; virtual; |
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function GetDatLink(FileID, DatOffset: Integer): TDatLink; virtual; abstract; |
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function GetRawList(FileID: Integer): TRawDataList; virtual; abstract; |
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function GetRawInfo(FileID, DatOffset: Integer): TRawDataInfo; virtual; abstract; |
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function GetRawsForType(RawType: String): TRawDataList; virtual; abstract; |
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procedure LoadRawFile(FileID, DatOffset: Integer; var Target: TStream); overload; virtual; abstract; |
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procedure LoadRawFile(FileID, DatOffset: Integer; var Target: TByteData); overload; |
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Implementation of TDataAccess |
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*) |
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constructor TDataAccess.Create(FileName: String; ConnectionID: Integer; |
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var Msg: TStatusMessages); |
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begin |
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FMeta := TMetaManager.Create(FConnectionID, Self); |
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end; |
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function TDataAccess.ExtractFileIDOfName(Name: String): Integer; |
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begin |
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if Name[5] = '-' then |