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(VB.NET UWP/WinRT) eBay -- Upload Bulk Data using FileTransferService

Demonstrates how to upload your data file using the eBay File Transfer API.

Chilkat Universal Windows Platform (UWP) / WinRT Downloads

Chilkat for the Universal Windows Platform (UWP)

' This example assumes the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

' Use a previously obtained access token.  The token should look something like this:
' "AgAAAA**AQA ..."
Dim accessToken As String = "EBAY_ACCESS_TOKEN"

Dim http As New Chilkat.Http

Dim apiCall As String = "uploadFile"
Dim fileAttachmentUuid As String = "<urn:uuid:bb47b86a237311e793ae92361f002671>"
Dim xmlUuid As String = "<urn:uuid:bb47b766237311e793ae92361f002671>"

Dim req As New Chilkat.HttpRequest

req.HttpVerb = "POST"
req.Path = "/FileTransferService"

Dim sbContentType As New Chilkat.StringBuilder
sbContentType.Append("multipart/related; type=""application/xop+xml""; start=""XMLUUID""; start-info=""text/xml""")
Dim replaceCount As Integer = sbContentType.Replace("XMLUUID",xmlUuid)
req.ContentType = sbContentType.GetAsString()

req.AddHeader("X-EBAY-SOA-SERVICE-NAME","FileTransferService")
req.AddHeader("X-EBAY-SOA-OPERATION-NAME",apiCall)
req.AddHeader("X-EBAY-SOA-SECURITY-TOKEN",accessToken)
req.AddHeader("X-EBAY-SOA-REQUEST-DATA-FORMAT","XML")
req.AddHeader("X-EBAY-SOA-RESPONSE-DATA-FORMAT","XML")
req.AddHeader("User-Agent","AnythingYouWant")

Dim pathToFileOnDisk1 As String = "qa_data/ebay/uploadFileRequest.xml"
Dim success As Boolean = req.AddFileForUpload("uploadFileRequest.xml",pathToFileOnDisk1)
If (success <> True) Then
    Debug.WriteLine(req.LastErrorText)
    Exit Sub
End If


Dim pathToFileOnDisk2 As String = "qa_data/ebay/BulkDataExchangeRequests.gz"
success = req.AddFileForUpload("BulkDataExchangeRequests.gz",pathToFileOnDisk2)
If (success <> True) Then
    Debug.WriteLine(req.LastErrorText)
    Exit Sub
End If


' Add sub-headers for each file in the request.
req.AddSubHeader(0,"Content-Type","application/xop+xml; charset=UTF-8; type=""text/xml""")
req.AddSubHeader(0,"Content-Transfer-Encoding","binary")
req.AddSubHeader(0,"Content-ID",xmlUuid)
req.AddSubHeader(1,"Content-Type","application/octet-stream")
req.AddSubHeader(1,"Content-Transfer-Encoding","binary")
req.AddSubHeader(1,"Content-ID",fileAttachmentUuid)

Dim resp As Chilkat.HttpResponse = Await http.SynchronousRequestAsync("storage.sandbox.ebay.com",443,True,req)
If (http.LastMethodSuccess <> True) Then
    Debug.WriteLine(http.LastErrorText)
    Exit Sub
End If


Debug.WriteLine("Response status code = " & resp.StatusCode)

Dim xml As New Chilkat.Xml
xml.LoadXml(resp.BodyStr)

If (resp.StatusCode <> 200) Then
    Debug.WriteLine(xml.GetXml())
    Debug.WriteLine("Failed.")

    Exit Sub
End If


' We still may have a failure.  The XML needs to be checked.
' A failed response might look like this:

' 	<?xml version="1.0" encoding="UTF-8" ?>
' 	<uploadFileResponse xmlns="http://www.ebay.com/marketplace/services">
' 	    <ack>Failure</ack>
' 	    <errorMessage>
' 	        <error>
' 	            <errorId>1</errorId>
' 	            <domain>Marketplace</domain>
' 	            <severity>Error</severity>
' 	            <category>Application</category>
' 	            <message>Task Reference Id is invalid</message>
' 	            <subdomain>FileTransfer</subdomain>
' 	        </error>
' 	    </errorMessage>
' 	    <version>1.1.0</version>
' 	    <timestamp>2017-04-18T01:05:27.475Z</timestamp>
' 	</uploadFileResponse>

' A successful response looks like this:

' 	<?xml version="1.0" encoding="UTF-8" ?>
' 	<uploadFileResponse xmlns="http://www.ebay.com/marketplace/services">
' 	    <ack>Success</ack>
' 	    <version>1.1.0</version>
' 	    <timestamp>2017-04-18T01:22:47.853Z</timestamp>
' 	</uploadFileResponse>


Debug.WriteLine(xml.GetXml())

' Get the "ack" to see if it's "Failure" or "Success"
If (xml.ChildContentMatches("ack","Success",False)) Then
    Debug.WriteLine("Success.")
Else
    Debug.WriteLine("Failure.")
End If




 

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