IMetabaseCustomObjectWriter.WriteFromStream

Syntax

WriteFromStream(Stream: IIOStream);

Parameters

Stream - stream from that data are received for writing.

Description

The WriteFromStream method writes data in an object from a stream.

Example

Executing the example requires that the repository contains a custom class object with the OBJ_CUSTOM identifier. There also must be the file C:\Stream.txt.

Sub Main;

Var

Mb: IMetabase;

Object: IMetabaseObject;

CustomObject: IMetabaseCustomObject;

Writer: IMetabaseCustomObjectWriter;

Reader: IMetabaseCustomObjectReader;

Stream: IIOStream;

i: Integer;

Begin

Mb := MetabaseClass.Active;

Object := Mb.ItemById("OBJ_CUSTOM").Edit;

CustomObject := Object As IMetabaseCustomObject;

Stream := New MemoryStream.Create;

For i := 65 To 90 Do

Stream.WriteByte(i);

End For;

Stream.Position := 0;

Writer := CustomObject.CreateWriter;

Writer.WriteFromStream(Stream);

Writer.Save;

Reader := CustomObject.CreateReader;

Reader.Load;

Reader.ReadToFile("C:\Stream.txt");

Object.Save;

End Sub Main;

After executing this example data from created stream are written and saved, then these data are downloaded in the file C:\Stream.txt.