webservice 应用的问题(vb6调用,soapheader)

webservice 应用的问题(vb6调用,soapheader)

Option Explicit
Private soapclient As SoapClient30
Private Const WSDL_NAMESPACE = "http://tempuri.org/"
 
'The WSDL_RUL web service URL.
Private Const WSDL_URL = "http://192.168.0.201/webtest/WebService.asmx"
Private Const username = "admin"
Private Const password = "123"
 
 
 
Private Sub Form_Load()
    Set soapclient = New SoapClient30
    soapclient.MSSoapInit WSDL_URL + "?wsdl"
End Sub
 
Private Function CreateConnector(ByVal Method As String) As HttpConnector30
    Dim Serializer As SoapSerializer30
    Dim Connector As ISoapConnector
     
    Set Connector = New HttpConnector30
    Connector.Property("EndPointURL") = WSDL_URL
    Connector.Connect
     
    Connector.Property("SoapAction") = WSDL_NAMESPACE + Method
    Connector.BeginMessage
     
    Set Serializer = New SoapSerializer30
    Serializer.Init Connector.InputStream
     
    Serializer.StartEnvelope
    Serializer.StartHeader
    Serializer.StartElement "Credentials",WSDL_NAMESPACE
    Serializer.StartElement "Name",WSDL_NAMESPACE
    Serializer.WriteString username
    Serializer.EndElement
    Serializer.StartElement "Password",WSDL_NAMESPACE
    Serializer.WriteString password
    Serializer.EndElement
    Serializer.EndElement
    Serializer.EndHeader
    Serializer.StartBody
    Serializer.StartElement Method,WSDL_NAMESPACE
    Serializer.EndElement
    Serializer.EndBody
    Serializer.EndEnvelope
     
    Connector.EndMessage
     
    Set CreateConnector = Connector
     
End Function
 
Private Sub GetAbout_Click()
    Dim Reader As SoapReader30
    Set Reader = New SoapReader30
 
    'Create and send a SOAP GetAbout request and receive the result.
    Reader.Load CreateConnector("HelloWorld").OutputStream
     
    If Not Reader.Fault Is nothing Then
        'display the error message received from server.
        Text1 = "      " + Reader.FaultDetail.xml
    Else
        'display the complex type Version
        Text1 = Reader.Body.firstChild.firstChild.xml
    End If
End Sub