public Message GetDoc(Message msgRequest)
{
Message msgResponse = null;
string key = null;
// Pull the document key from request Message
try
{
XmlReader body = msgRequest.GetReaderAtBodyContents();
body.Read();
key = body.ReadString().Trim();
msgRequest.Close();
}
catch (Exception ex)
{
DocumentNotFoundFaultException fault = new DocumentNotFoundFaultException(key, ex.Message);
throw new FaultException <DocumentNotFoundFaultException>(fault,
new FaultReason("Document contains invalid XML"));
}
// Pull the document from the store using the document key
IRecipe recipe = store[key];
if (recipe != null)
{
// Create the response message
try
{
XmlNodeReader reader = new XmlNodeReader(recipe.RecipeXml);
msgResponse = Message.CreateMessage(MessageVersion.Default, "http://Microsoft.Samples.RecipeCatalog/IDocumentService/GetDocResponse",
reader);
}
catch (Exception ex)
{
DocumentNotFoundFaultException fault = new DocumentNotFoundFaultException(key, ex.Message);
throw new FaultException <DocumentNotFoundFaultException>(fault,
new FaultReason("Error retrieving the document"));
}
}
else
{
DocumentNotFoundFaultException fault = new DocumentNotFoundFaultException(key, "Document does not exist in store");
throw new FaultException <DocumentNotFoundFaultException>(fault,
new FaultReason("Document does not exist in store"));
}
return(msgResponse);
}
static public void ProcessMessageFault(XmlReader body)
{
FaultCode faultCode = null;
FaultReason faultReason = null;
string faultTypePrefix = "";
string faultTypeName = "";
string sn = "http://www.w3.org/2003/05/soap-envelope";
// We should be on the <Fault> element; get fault <Code> info
if (body.ReadToFollowing("Code", sn) && body.ReadToDescendant("Value", sn))
{
faultCode = new FaultCode(body.ReadElementContentAsString());
// Get fault <Reason> info
if (body.ReadToFollowing("Reason", sn) && body.ReadToDescendant("Text", sn))
{
faultReason = new FaultReason(body.ReadElementContentAsString());
// Get fault <Detail> info
if (body.ReadToFollowing("Detail", sn) && body.ReadToDescendant("anyType"))
{
// Grab the fault type info from the xsi:type attribute
body.MoveToAttribute("type", "http://www.w3.org/2001/XMLSchema-instance");
string[] faultType = body.Value.Split(new Char[] { ':' });
if (faultType.Length == 1)
{
faultTypeName = faultType[0];
}
else
{
faultTypePrefix = faultType[0];
faultTypeName = faultType[1];
}
// Move back up to the <anyType> element & process the fault accordingly
body.MoveToElement();
switch (faultTypeName)
{
// Deal with our known faults
case "DocumentNotFoundFault":
{
// Rethrow the DocNotFoundFault fault
DocumentNotFoundFaultException fault = new DocumentNotFoundFaultException();
GetDocumentFaultDetail(body, faultTypePrefix, fault);
throw new FaultException <DocumentNotFoundFaultException>(fault,
faultReason,
faultCode);
}
case "UnableToAddDocumentFault":
{
UnableToAddDocumentFaultException fault = new UnableToAddDocumentFaultException();
GetDocumentFaultDetail(body, faultTypePrefix, fault);
throw new FaultException <UnableToAddDocumentFaultException>(fault,
faultReason,
faultCode);
}
// Deal with string faults (Indigo throws FaultException<string>)
case "string":
{
// Rethrow the string fault
throw new FaultException <string>(body.ReadElementContentAsString(),
faultReason,
faultCode);
}
// Deal with all other faults
default:
{
throw new FaultException("Unknown fault");
}
}
}
}
}
// Bad fault message
throw new Exception("Unable to read Fault message");
}
