mcs/class/Microsoft.Web.Services/Microsoft.Web.Services.Timestamp/TimestampOutputFilter.cs

   1 //
   2 // TimestampOutputFilter.cs: Timestamp SOAP Output Filter
   3 //
   4 // Author:
   5 //      Sebastien Pouliot (spouliot@motus.com)
   6 //
   7 // (C) 2002, 2003 Motus Technologies Inc. (http://www.motus.com)
   8 //
   9 // Licensed under MIT X11 (see LICENSE) with this specific addition:
  10 //
  11 // “This source code may incorporate intellectual property owned by Microsoft
  12 // Corporation. Our provision of this source code does not include any licenses
  13 // or any other rights to you under any Microsoft intellectual property. If you
  14 // would like a license from Microsoft (e.g. rebrand, redistribute), you need
  15 // to contact Microsoft directly.”
  16 //
  17
  18 using System;
  19 using System.Xml;
  20
  21 namespace Microsoft.Web.Services.Timestamp {
  22
  23         public class TimestampOutputFilter : SoapOutputFilter {
  24
  25                 public TimestampOutputFilter () {}
  26
  27                 public override void ProcessMessage (SoapEnvelope envelope)
  28                 {
  29                         if (envelope == null)
  30                                 throw new ArgumentNullException ("envelope");
  31
  32                         // internal method
  33                         envelope.Context.Timestamp.SetTimestamp (DateTime.UtcNow);
  34                         XmlElement xel = envelope.Context.Timestamp.GetXml (envelope);
  35                         if (envelope.Header == null) {
  36                                 XmlElement header = envelope.CreateHeader ();
  37                                 envelope.Envelope.PrependChild (xel);
  38                         }
  39                         envelope.Header.AppendChild (xel);
  40                 }
  41
  42         }
  43 }