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Visual Basic 6.0

Send a REST Request with a Binary Body

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Demonstrates Rest.FullRequestBd, which sends a complete request whose binary body is read from a BinData and stores the text response body in a StringBuilder.

The file paths are relative to the application's current working directory. Absolute paths may also be used. Supply the paths appropriate to your own environment.

Background. FullRequestBd is used when the request payload is binary, such as an image or other file, while the response is textual (for example a JSON acknowledgement).

Chilkat Visual Basic 6.0 Downloads

Visual Basic 6.0
Dim success As Long
success = 0

Dim rest As New ChilkatRest
Dim bTls As Long
bTls = 1
Dim bAutoReconnect As Long
bAutoReconnect = 1
success = rest.Connect("example.com",443,bTls,bAutoReconnect)
If (success = 0) Then
    Debug.Print rest.LastErrorText
    Exit Sub
End If

'  The file paths are relative to the application's current working directory.  Absolute paths
'  may also be used.  Supply the paths appropriate to your own environment.

'  FullRequestBd sends a request whose binary body is read from a BinData and stores the text
'  response body in a StringBuilder.
Dim bdRequest As New ChilkatBinData
Dim bLoaded As Long
bLoaded = bdRequest.LoadFile("qa_data/image.png")
If (bLoaded <> 1) Then
    Debug.Print "Failed to load the request body file."
    Exit Sub
End If

success = rest.AddHeader("Content-Type","image/png")

Dim sbResponse As New ChilkatStringBuilder
success = rest.FullRequestBd("PUT","/api/images/1",bdRequest,sbResponse)
If (success = 0) Then
    Debug.Print rest.LastErrorText
    Exit Sub
End If

Dim responseText As String
responseText = sbResponse.GetAsString()
If (sbResponse.LastMethodSuccess = 0) Then
    Debug.Print sbResponse.LastErrorText
    Exit Sub
End If

Debug.Print responseText