Object returnedObj = null;
        try {
            Class clazz = Class.forName("java.lang.Boolean");
            returnedObj = clazz.getField("TRUE").get(clazz);
            assert java.lang.Boolean.TRUE == returnedObj : "wrong returned object";
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
        } catch (SecurityException e) {
            e.printStackTrace();
        } catch (NoSuchFieldException e) {
            e.printStackTrace();
        } catch (IllegalArgumentException e) {
            e.printStackTrace();
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        }

        return returnedObj;

Dim Request As System.Net.HttpWebRequest
        Dim Response As System.Net.HttpWebResponse
        Dim MyCredentialCache As System.Net.CredentialCache
        Dim strPassword As String
        Dim strDomain As String
        Dim strUserName As String
        Dim strCalendarURI As String
        Dim strQuery As String
        Dim bytes() As Byte
        Dim RequestStream As System.IO.Stream
        Dim ResponseStream As System.IO.Stream
        Dim ResponseXmlDoc As System.Xml.XmlDocument
        Dim HrefNodes As System.Xml.XmlNodeList
        Dim SizeNodes As System.Xml.XmlNodeList
        Dim SubjectNodeList As System.Xml.XmlNodeList
        Dim LocationNodeList As System.Xml.XmlNodeList
        Dim StartTimeNodeList As System.Xml.XmlNodeList
        Dim EndTimeNodeList As System.Xml.XmlNodeList
        Dim BusyStatusNodeList As System.Xml.XmlNodeList
        Dim InstanceTypeNodeList As System.Xml.XmlNodeList
        Dim output As String = ""

        Try
            ' Initialize variables.
            strUserName = "user"
            strPassword = "password"
            strDomain = "domain"
            
            strCalendarURI = "http://mail-server/public/Office Calendar/"

            Dim ddate As DateTime = Today

            Dim sStartTime As String = String.Format("{0:yyyy/MM/dd}", ddate) & " 07:00:00' "
            Dim sEndTime As String = String.Format("{0:yyyy/MM/dd}", ddate.AddDays(1)) & " 07:00:00' "

            strQuery = "<?xml version=""1.0""?>" & _
                   "<g:searchrequest xmlns:g=""DAV:"">" & _
                   "<g:sql>SELECT ""urn:schemas:calendar:alldayevent"", ""urn:schemas:calendar:location"", ""urn:schemas:httpmail:subject"", " & _
                   """urn:schemas:calendar:dtstart"", ""urn:schemas:calendar:dtend"", " & _
                   """urn:schemas:calendar:busystatus"", ""urn:schemas:calendar:instancetype"" " & _
                   "FROM Scope('SHALLOW TRAVERSAL OF """ & strCalendarURI & """') " & _
                   "WHERE ""DAV:contentclass"" = 'urn:content-classes:appointment' " & _
                   "AND ""urn:schemas:calendar:alldayevent"" = TRUE " & _
                   "AND ""urn:schemas:calendar:dtstart"" &lt;= '" & sStartTime & _
                    "AND ""urn:schemas:calendar:dtend"" &gt;= '" & sEndTime & _
                    "ORDER BY ""urn:schemas:calendar:dtstart"" ASC" & _
                   "</g:sql></g:searchrequest>"



            MyCredentialCache = New System.Net.CredentialCache
            MyCredentialCache.Add(New System.Uri(strCalendarURI), _
                "NTLM", _
                New System.Net.NetworkCredential(strUserName, strPassword, strDomain) _
                )

            ' Create the PUT HttpWebRequest object.
            Request = CType(System.Net.WebRequest.Create(strCalendarURI), _
                            System.Net.HttpWebRequest)

            ' Add the network credentials to the request.
            Request.Credentials = MyCredentialCache

            ' Specify the SEARCH method.
            Request.Method = "SEARCH"

            ' Encode the body using UTF-8.
            bytes = System.Text.Encoding.UTF8.GetBytes(strQuery)

            ' Set the content header length.  This must be
            ' done before writing data to the request stream.
            Request.ContentLength = bytes.Length

            ' Get a reference to the request stream.
            RequestStream = Request.GetRequestStream()

            ' Write the message body to the request stream.
            RequestStream.Write(bytes, 0, bytes.Length)

            ' Close the Stream object to release the connection
            ' for further use.
            RequestStream.Close()

            ' Set the Content Type header.
            Request.ContentType = "text/xml"

            ' Set the Translate header.
            Request.Headers.Add("Translate", "F")

            ' Send the SEARCH method request and get the
            ' response from the server.
            Response = CType(Request.GetResponse(), System.Net.HttpWebResponse)

            ' Get the XML response stream.
            ResponseStream = Response.GetResponseStream()

            ' Create the XmlDocument object from the XML response stream.
            ResponseXmlDoc = New System.Xml.XmlDocument
            ResponseXmlDoc.Load(ResponseStream)
            
            ' Build a list of the DAV:href XML nodes, corresponding to the folders
            ' in the mailbox.  The DAV: namespace is typically assgigned the a:
            ' prefix in the XML response body.
            HrefNodes = ResponseXmlDoc.GetElementsByTagName("a:href")

            ' Build a list of the urn:schemas:httpmail:subject XML nodes,
            ' corresponding to the calendar item subjects returned in the search request.
            ' The urn:schemas:httpmail: namespace is typically
            ' assigned the e: prefix in the XML response body.
            SubjectNodeList = ResponseXmlDoc.GetElementsByTagName("e:subject")

            ' Build a list of the urn:schemas:calendar:location XML nodes,
            ' corresponding to the calendar item locations returned in the search request.
            ' The urn:schemas:calendar: namespace is typically
            ' assigned the d: prefix in the XML response body.
            LocationNodeList = ResponseXmlDoc.GetElementsByTagName("d:location")

            ' Build a list of the urn:schemas:calendar:dtstart XML nodes,
            ' corresponding to the calendar item locations returned in the search request.
            StartTimeNodeList = ResponseXmlDoc.GetElementsByTagName("d:dtstart")

            ' Build a list of the urn:schemas:calendar:dtend XML nodes,
            ' corresponding to the calendar item locations returned in the search request.
            EndTimeNodeList = ResponseXmlDoc.GetElementsByTagName("d:dtend")

            ' Build a list of the urn:schemas:calendar:busystatus XML nodes,
            ' corresponding to the calendar item locations returned in the search request.
            BusyStatusNodeList = ResponseXmlDoc.GetElementsByTagName("d:busystatus")

            ' Build a list of the urn:schemas:calendar:instancetype XML nodes,
            ' corresponding to the calendar item locations returned in the search request.
            InstanceTypeNodeList = ResponseXmlDoc.GetElementsByTagName("d:instancetype")

            ' Loop through the returned items (if any).
            If SubjectNodeList.Count > 0 Then

                Dim i As Integer
                For i = 0 To SubjectNodeList.Count - 1

                    ' Display the subject.

                    output = output & SubjectNodeList(i).InnerText & ControlChars.CrLf
                    Console.WriteLine(" " + SubjectNodeList(i).InnerText)

                    ' Display the location.
                    'Console.WriteLine("  Location:      " + LocationNodeList(i).InnerText)

                    ' Display the start time.
                    'Console.WriteLine("  Start time:    " + StartTimeNodeList(i).InnerText)

                    ' Display the end time.
                    'Console.WriteLine("  End time:      " + EndTimeNodeList(i).InnerText)

                    ' Display the busy status.
                    'Console.WriteLine("  Busy status:   " + BusyStatusNodeList(i).InnerText)

                    ' Display the instance type.
                    'If InstanceTypeNodeList(i).InnerText = "0" Then
                    '    Console.WriteLine("  Instance type: 0-Single appointment")
                    'ElseIf InstanceTypeNodeList(i).InnerText = "1" Then
                    '    Console.WriteLine("  Instance type: 1-Master recurring appointment")
                    'ElseIf InstanceTypeNodeList(i).InnerText = "2" Then
                    '    Console.WriteLine("  Instance type: 2-Single instance, recurring appointment")
                    'ElseIf InstanceTypeNodeList(i).InnerText = "3" Then
                    '    Console.WriteLine("  Instance type: 3-Exception to a recurring appointment")
                    'Else
                    '    Console.WriteLine("  Instance type: Unknown")
                    '    Console.WriteLine("")
                    'End If

                Next

            Else
                Console.WriteLine("No calendar items found ...")

            End If

            ' Clean up.
            ResponseStream.Close()
            Response.Close()

        Catch ex As Exception

            ' Catch any exceptions. Any error codes from the
            ' SEARCH method requests on the server will be caught
            ' here, also.
            Console.WriteLine(ex.Message)

        End Try

        SaveTextFile("C:\test.txt", output)
        emailCalendar()
        Me.Close()