VB.NET

MWS RequestReport (Amazon Marketplace Web Service)

See more Amazon MWS Examples

Creates a report request and submits the request to Amazon MWS.

See Amazon MWS RequestReport for more information.

VB.NET

Dim success As Boolean = False

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

Dim rest As New Chilkat.Rest

' Connect to the Amazon MWS REST server.
' 
' Make sure to connect to the correct Amazon MWS Endpoint, otherwise
' you'll get an HTTP 401 response code.
' 
' The possible servers are:
' 
' North America (NA) 	https://mws.amazonservices.com
' Europe (EU) 	https://mws-eu.amazonservices.com
' India (IN) 	https://mws.amazonservices.in
' China (CN) 	https://mws.amazonservices.com.cn
' Japan (JP) 	https://mws.amazonservices.jp 
' 
Dim bTls As Boolean = True
Dim port As Integer = 443
Dim bAutoReconnect As Boolean = True
success = rest.Connect("mws.amazonservices.com",port,bTls,bAutoReconnect)
If (success <> True) Then
    Debug.WriteLine("ConnectFailReason: " & rest.ConnectFailReason)
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If


rest.Host = "mws.amazonservices.com"

rest.AddQueryParam("AWSAccessKeyId","0PB842EXAMPLE7N4ZTR2")
rest.AddQueryParam("Action","RequestReport")
rest.AddQueryParam("EndDate","2008-06-26T18:12:21")
rest.AddQueryParam("MWSAuthToken","amzn.mws.4ea38b7b-f563-7709-4bae-87aeaEXAMPLE")
rest.AddQueryParam("Marketplace","ATVPDKIKX0DER")
rest.AddQueryParam("ReportType","_GET_MERCHANT_LISTINGS_DATA_")
rest.AddQueryParam("SellerId","A1XEXAMPLE5E6")
rest.AddQueryParam("SignatureMethod","HmacSHA256")
rest.AddQueryParam("SignatureVersion","2")
rest.AddQueryParam("StartDate","2009-01-03T18:12:21")
rest.AddQueryParam("Version","2009-01-01")

' Add the MWS Signature param.  (Also adds the Timestamp parameter using the curent system date/time.)
' The AddMwsSignature method adds the Timestamp and Signature query params.
rest.AddMwsSignature("POST","/Reports/2009-01-01","mws.amazonservices.com","MWS_SECRET_KEY")

Dim responseXml As String = rest.FullRequestFormUrlEncoded("POST","/Reports/2009-01-01")
If (rest.LastMethodSuccess <> True) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If


If (rest.ResponseStatusCode <> 200) Then
    ' Examine the request/response to see what happened.
    Debug.WriteLine("response status code = " & rest.ResponseStatusCode)
    Debug.WriteLine("response status text = " & rest.ResponseStatusText)
    Debug.WriteLine("response header: " & rest.ResponseHeader)
    Debug.WriteLine("response body: " & responseXml)
    Debug.WriteLine("---")
    Debug.WriteLine("LastRequestStartLine: " & rest.LastRequestStartLine)
    Debug.WriteLine("LastRequestHeader: " & rest.LastRequestHeader)
End If


' Examine the XML returned in the response body.
Debug.WriteLine(responseXml)
Debug.WriteLine("----")
Debug.WriteLine("Success.")

' Sample Response

' Use this online tool to generate parsing code from sample XML: 
' Generate Parsing Code from XML

' <?xml version="1.0"?>
' <RequestReportResponse
'     xmlns="http://mws.amazonaws.com/doc/2009-01-01/">
'     <RequestReportResult>
'         <ReportRequestInfo>
'             <ReportRequestId>2291326454</ReportRequestId>
'             <ReportType>_GET_MERCHANT_LISTINGS_DATA_</ReportType>
'             <StartDate>2009-01-21T02:10:39+00:00</StartDate>
'             <EndDate>2009-02-13T02:10:39+00:00</EndDate>
'             <Scheduled>false</Scheduled>
'             <SubmittedDate>2009-02-20T02:10:39+00:00</SubmittedDate>
'             <ReportProcessingStatus>_SUBMITTED_</ReportProcessingStatus>
'         </ReportRequestInfo>
'     </RequestReportResult>
'     <ResponseMetadata>
'         <RequestId>88faca76-b600-46d2-b53c-0c8c4533e43a</RequestId>
'     </ResponseMetadata>
' </RequestReportResponse>

Dim xml As New Chilkat.Xml
xml.LoadXml(responseXml)

Dim RequestReportResponse_xmlns As String = xml.GetAttrValue("xmlns")
Dim ReportRequestId As String = xml.GetChildContent("RequestReportResult|ReportRequestInfo|ReportRequestId")
Dim ReportType As String = xml.GetChildContent("RequestReportResult|ReportRequestInfo|ReportType")
Dim StartDate As String = xml.GetChildContent("RequestReportResult|ReportRequestInfo|StartDate")
Dim EndDate As String = xml.GetChildContent("RequestReportResult|ReportRequestInfo|EndDate")
Dim Scheduled As String = xml.GetChildContent("RequestReportResult|ReportRequestInfo|Scheduled")
Dim SubmittedDate As String = xml.GetChildContent("RequestReportResult|ReportRequestInfo|SubmittedDate")
Dim ReportProcessingStatus As String = xml.GetChildContent("RequestReportResult|ReportRequestInfo|ReportProcessingStatus")
Dim RequestId As String = xml.GetChildContent("ResponseMetadata|RequestId")