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SaveSoapData – serializing an object to file in SOAP format

SaveSoapData – serializing an object to file in SOAP format

' Serialize an object to file in SOAP format.Sub SaveSoapData(ByVal path As String, ByVal o As Object)    ' Open a file stream for output.    Dim fs As FileStream = New FileStream(path, FileMode.Create)    ' Create a SOAP formatter for this stream.    Dim sf As New SoapFormatter(Nothing, _        New StreamingContext(StreamingContextStates.File))    ' Serialize the array to the file stream, and close the stream.    sf.Serialize(fs, o)    fs.Close()End Sub' This sample procedure tests the reusable routine above.' Note that you also need the LoadSoapData function, linked below.Sub TestSoapSerialization()    ' Create a hashtable object and fill it with some data.    Dim ht As New Hashtable()    ht.Add("One", 1)    ht.Add("Two", 2)    ht.Add("Three", 3)    ' Save the hash table to disk in SOAP format.    SaveSoapData("c:hashtbl.xml", ht)    ' Reload the file contents into another HashTable object.    Dim ht2 As Hashtable    ht2 = CType(LoadSoapData("c:hashtbl.xml"), Hashtable)    ' Display values.    Dim de As DictionaryEntry    For Each de In ht2        Console.WriteLine("Key=" & de.Key.ToString & "   Value=" & _            de.Value.ToString)    NextEnd Sub' Note: This code is taken from Francesco Balena's' "Programming Microsoft Visual Basic .NET" - MS Press 2002, ISBN 0735613753' You can read a free chapter of the book at ' http://www.vb2themax.com/HtmlDoc.asp?Table=Books&ID=101000

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