public virtual HelloWCFResponse HelloWCF(HelloWCF req)
{
// Create request header
String action;
action = "http://localhost/ServiceHelloWCF/IServiceHelloWCF/HelloWCF";
WsWsaHeader header;
header = new WsWsaHeader(action, null, EndpointAddress, m_version.AnonymousUri, null, null);
WsMessage request = new WsMessage(header, req, WsPrefix.None);
// Create request serializer
HelloWCFDataContractSerializer reqDcs;
reqDcs = new HelloWCFDataContractSerializer("HelloWCF", "http://localhost/ServiceHelloWCF");
request.Serializer = reqDcs;
request.Method = "HelloWCF";
// Send service request
m_requestChannel.Open();
WsMessage response = m_requestChannel.Request(request);
m_requestChannel.Close();
// Process response
HelloWCFResponseDataContractSerializer respDcs;
respDcs = new HelloWCFResponseDataContractSerializer("HelloWCFResponse", "http://localhost/ServiceHelloWCF");
HelloWCFResponse resp;
resp = ((HelloWCFResponse)(respDcs.ReadObject(response.Reader)));
response.Reader.Dispose();
response.Reader = null;
return resp;
}
public virtual WsMessage HelloWCF(WsMessage request)
{
// Build request object
HelloWCFDataContractSerializer reqDcs;
reqDcs = new HelloWCFDataContractSerializer("HelloWCF", "http://localhost/ServiceHelloWCF");
HelloWCF req;
req = ((HelloWCF)(reqDcs.ReadObject(request.Reader)));
request.Reader.Dispose();
request.Reader = null;
// Create response object
// Call service operation to process request and return response.
HelloWCFResponse resp;
resp = m_service.HelloWCF(req);
// Create response header
WsWsaHeader respHeader = new WsWsaHeader("http://localhost/ServiceHelloWCF/IServiceHelloWCF/HelloWCFResponse", request.Header.MessageID, m_version.AnonymousUri, null, null, null);
WsMessage response = new WsMessage(respHeader, resp, WsPrefix.Wsdp);
// Create response serializer
HelloWCFResponseDataContractSerializer respDcs;
respDcs = new HelloWCFResponseDataContractSerializer("HelloWCFResponse", "http://localhost/ServiceHelloWCF");
response.Serializer = respDcs;
return response;
}
public virtual WsMessage TwoWayAttachment(WsMessage request)
{
// Build request object
TwoWayAttachmentRequestDataContractSerializer reqDcs;
reqDcs = new TwoWayAttachmentRequestDataContractSerializer("TwoWayAttachmentRequest", "http://schemas.example.org/AttachmentService");
reqDcs.BodyParts = request.BodyParts;
TwoWayAttachmentRequest req;
req = ((TwoWayAttachmentRequest)(reqDcs.ReadObject(request.Reader)));
request.Reader.Dispose();
request.Reader = null;
// Create response object
// Call service operation to process request and return response.
TwoWayAttachmentResponse resp;
resp = m_service.TwoWayAttachment(req);
// Create response header
WsWsaHeader respHeader = new WsWsaHeader("http://schemas.example.org/AttachmentService/TwoWayAttachmentResponse", request.Header.MessageID, m_version.AnonymousUri, null, null, null);
WsMessage response = new WsMessage(respHeader, resp, WsPrefix.Wsdp);
// Create response serializer
TwoWayAttachmentResponseDataContractSerializer respDcs;
respDcs = new TwoWayAttachmentResponseDataContractSerializer("TwoWayAttachmentResponse", "http://schemas.example.org/AttachmentService");
response.Serializer = respDcs;
// Indicate that message is Mtom encoded
response.BodyParts = new WsMtomBodyParts();
return response;
}
public virtual void OneWayAttachment(OneWayAttachmentRequest req)
{
// Create request header
String action;
action = "http://schemas.example.org/AttachmentService/OneWayAttachment";
WsWsaHeader header;
header = new WsWsaHeader(action, null, EndpointAddress, m_version.AnonymousUri, null, null);
WsMessage request = new WsMessage(header, req, WsPrefix.None);
// Create request serializer
OneWayAttachmentRequestDataContractSerializer reqDcs;
reqDcs = new OneWayAttachmentRequestDataContractSerializer("OneWayAttachmentRequest", "http://schemas.example.org/AttachmentService");
request.Serializer = reqDcs;
request.Method = "OneWayAttachment";
// Indicate that this message will use Mtom encoding
request.BodyParts = new WsMtomBodyParts();
// Send service request
m_requestChannel.Open();
m_requestChannel.RequestOneWay(request);
m_requestChannel.Close();
}
public virtual WsMessage GetData(WsMessage request)
{
// Build request object
GetDataDataContractSerializer reqDcs;
reqDcs = new GetDataDataContractSerializer("GetData", "http://tempuri.org/");
reqDcs.BodyParts = request.BodyParts;
GetData req;
req = ((GetData)(reqDcs.ReadObject(request.Reader)));
// Create response object
// Call service operation to process request and return response.
GetDataResponse resp;
resp = m_service.GetData(req);
// Create response header
WsWsaHeader respHeader = new WsWsaHeader("http://tempuri.org/IDataAccessService/GetDataResponse", request.Header.MessageID, m_version.AnonymousUri, null, null, null);
WsMessage response = new WsMessage(respHeader, resp, WsPrefix.Wsdp);
// Create response serializer
GetDataResponseDataContractSerializer respDcs;
respDcs = new GetDataResponseDataContractSerializer("GetDataResponse", "http://tempuri.org/");
response.Serializer = respDcs;
// Indicate that message is Mtom encoded
response.BodyParts = new WsMtomBodyParts();
return response;
}
// OneWay: Accept an integer value
public WsMessage OneWay(WsMessage request)
{
try
{
WsWsaHeader header = request.Header;
XmlReader reader = request.Reader;
// Find beginning of request
reader.ReadStartElement("OneWay", SimpleServiceNamespaceUri);
// Find the integer value
int number = Convert.ToInt32(reader.ReadElementString("Param", SimpleServiceNamespaceUri));
//Log.Comment("");
//Log.Comment("Integer = " + number.ToString());
//Log.Comment("");
return null; // Empty response
}
catch (Exception e)
{
// Something went wrong
throw new WsFaultException(request.Header, WsFaultType.XmlException, e.ToString());
}
}
// TwoWayRequest: Accept two integer values, return their sum
public WsMessage TwoWayRequest(WsMessage request)
{
WsWsaHeader header = request.Header;
XmlReader reader = request.Reader;
try
{
// Find beginning of request
reader.ReadStartElement("TwoWayRequest", SimpleServiceNamespaceUri);
// Find the values to be added
int X = Convert.ToInt32(reader.ReadElementString("X", SimpleServiceNamespaceUri));
int Y = Convert.ToInt32(reader.ReadElementString("Y", SimpleServiceNamespaceUri));
//Log.Comment("");
//Log.Comment("X = " + X.ToString() + " Y = " + Y.ToString());
//Log.Comment(X.ToString() + " + " + Y.ToString() + " = " + ((int)(X + Y)).ToString());
//Log.Comment("");
// Return the response
return TwoWayResponse(header, X + Y);
}
catch (Exception e)
{
// Something went wrong
throw new WsFaultException(header, WsFaultType.XmlException, e.ToString());
}
}
public virtual BorrowResponse Borrow(Borrow req)
{
// Create request header
String action;
action = "http://tempuri.org/IService/Borrow";
WsWsaHeader header;
header = new WsWsaHeader(action, null, EndpointAddress, m_version.AnonymousUri, null, null);
WsMessage request = new WsMessage(header, req, WsPrefix.None);
// Create request serializer
BorrowDataContractSerializer reqDcs;
reqDcs = new BorrowDataContractSerializer("Borrow", "http://tempuri.org/");
request.Serializer = reqDcs;
request.Method = "Borrow";
// Send service request
m_requestChannel.Open();
WsMessage response = m_requestChannel.Request(request);
m_requestChannel.Close();
// Process response
BorrowResponseDataContractSerializer respDcs;
respDcs = new BorrowResponseDataContractSerializer("BorrowResponse", "http://tempuri.org/");
BorrowResponse resp;
resp = ((BorrowResponse)(respDcs.ReadObject(response.Reader)));
response.Reader.Dispose();
response.Reader = null;
return resp;
}
public virtual SetDataResponse SetData(SetData req)
{
// Create request header
String action;
action = "http://tempuri.org/IDataAccessService/SetData";
WsWsaHeader header;
header = new WsWsaHeader(action, null, EndpointAddress, m_version.AnonymousUri, null, null);
WsMessage request = new WsMessage(header, req, WsPrefix.None);
// Create request serializer
SetDataDataContractSerializer reqDcs;
reqDcs = new SetDataDataContractSerializer("SetData", "http://tempuri.org/");
request.Serializer = reqDcs;
request.Method = "SetData";
// Indicate that this message will use Mtom encoding
request.BodyParts = new WsMtomBodyParts();
// Send service request
m_requestChannel.Open();
WsMessage response = m_requestChannel.Request(request);
m_requestChannel.Close();
// Process response
SetDataResponseDataContractSerializer respDcs;
respDcs = new SetDataResponseDataContractSerializer("SetDataResponse", "http://tempuri.org/");
respDcs.BodyParts = response.BodyParts;
SetDataResponse resp;
resp = ((SetDataResponse)(respDcs.ReadObject(response.Reader)));
return resp;
}
public virtual TwoWayResponse TwoWay(TwoWayRequest req)
{
// Create request header
String action;
action = "http://schemas.example.org/SimpleService/TwoWay";
WsWsaHeader header;
header = new WsWsaHeader(action, null, EndpointAddress, m_version.AnonymousUri, null, null);
WsMessage request = new WsMessage(header, req, WsPrefix.None);
// Create request serializer
TwoWayRequestDataContractSerializer reqDcs;
reqDcs = new TwoWayRequestDataContractSerializer("TwoWayRequest", "http://schemas.example.org/SimpleService");
request.Serializer = reqDcs;
request.Method = "TwoWay";
// Send service request
m_requestChannel.Open();
WsMessage response = m_requestChannel.Request(request);
m_requestChannel.Close();
// Process response
TwoWayResponseDataContractSerializer respDcs;
respDcs = new TwoWayResponseDataContractSerializer("TwoWayResponse", "http://schemas.example.org/SimpleService");
TwoWayResponse resp;
resp = ((TwoWayResponse)(respDcs.ReadObject(response.Reader)));
return resp;
}
// OneWayAttachment: receive an MTOM binary attachment
public WsMessage OneWayAttachment(WsMessage request)
{
WsWsaHeader header = request.Header;
XmlReader reader = request.Reader;
// Make sure we have MTOM body parts
if (request.BodyParts == null)
throw new WsFaultException(header, WsFaultType.XmlException, "MTOM message has no body parts.");
// Find paramaters
reader.ReadStartElement("OneWayAttachment", AttNamespace);
reader.ReadStartElement("Param", AttNamespace);
// Look for Include parameter
if (reader.IsStartElement("Include", WsWellKnownUri.XopNamespaceUri) == false)
throw new WsFaultException(header, WsFaultType.XmlException, "Body/OneWayAttachment/Param/Include is missing.");
// Look for attachment body part
reader.MoveToFirstAttribute();
string cid = "<" + reader.Value.Substring(4) + ">";
////Log.Comment("");
////Log.Comment("OneWayAttachment received. href = " + reader.Value);
WsMtomBodyPart bodyPart;
if ((bodyPart = request.BodyParts[cid]) == null)
throw new WsFaultException(header, WsFaultType.XmlException, "Required body part \"" + reader.Value + "\" in missing.");
// Print information about the attachment
////Log.Comment("Attachment size = " + bodyPart.Content.Length);
////Log.Comment("Content-ID = " + bodyPart.ContentID);
////Log.Comment("Content-Type = " + bodyPart.ContentType);
////Log.Comment("Content-Transfer-Encoding = " + bodyPart.ContentTransferEncoding);
////Log.Comment("");
return null; // empty response
}
/// <summary>
/// Processes an output message for a specific context
/// </summary>
/// <param name="message">The message to process.</param>
/// <param name="ctx">The context to process the message for.</param>
/// <returns><c>true</c> if the processing was succesfull, <c>false</c>otherwise.</returns>
public bool ProcessOutputMessage(ref WsMessage message, BindingContext ctx)
{
ChainResult res = this.OnProcessOutputMessage( ref message, ctx );
if( ChainResult.Continue == res && m_Next != null)
{
return m_Next.ProcessOutputMessage( ref message, ctx );
}
return res == ChainResult.Handled;
}
private DpwsServiceDescriptions ProcessMatch(DpwsServiceDescription.ServiceDescriptionType type, WsMessage response, string messageID, IPEndPoint remoteEP, WsMessageCheck messageCheck)
{
Microsoft.SPOT.Debug.Assert(type == DpwsServiceDescription.ServiceDescriptionType.ProbeMatch
|| type == DpwsServiceDescription.ServiceDescriptionType.ResolveMatch);
// Parse and build header
WsWsaHeader header = response.Header;
XmlReader reader = response.Reader;
if(header == null || reader == null)
{
return null;
}
try
{
// Make sure this is a probe matches response
String headerAction = (type == DpwsServiceDescription.ServiceDescriptionType.ProbeMatch) ?
m_version.DiscoveryNamespace + "/ProbeMatches" :
m_version.DiscoveryNamespace + "/ResolveMatches";
if (header.Action != headerAction)
return null;
// Make sure this is not a duplicate probe response
if (messageCheck != null)
{
if (messageCheck.IsDuplicate(header.MessageID, remoteEP.ToString()) == true)
{
System.Ext.Console.Write("ProbeMatches / ResolveMatches - Duplicate response - " + header.Action + " received");
return null;
}
}
// Make sure the messageID matches the request ID
if (header.RelatesTo != messageID)
return null;
// Process the probe matches
#if DEBUG
int depth = reader.Depth;
#endif
DpwsServiceDescriptions matches = new DpwsServiceDescriptions(reader, type, m_version, remoteEP);
#if DEBUG
Microsoft.SPOT.Debug.Assert(XmlReaderHelper.HasReadCompleteNode(depth, reader));
#endif
return matches;
}
finally
{
reader.Close();
}
}
/// <summary>
/// Use this method to raise an event.
/// </summary>
/// <param name="hostedService">The hosted service that contains the event source.</param>
/// <param name="eventSource">The event source that define the event.</param>
/// <param name="eventMessage">The event message buffer.</param>
/// <remarks>
/// A device developer is responsible for building the event message buffer sent
/// to clients that have an active event subscription with an event source. The subscription manager
/// uses the hosted service parameter to access various properties of the service. The event source
/// parameter is used to access the event sinks collection of the event source. Note: This method
/// requires special provisions in order to properly build event message headers for each event sink.
/// In order to send an event to a listening client the soap.header.To property must be changed for
/// each listening client. In the future custom attribute support will solve this problem. For now
/// however a search and replace mechanism is used to modifiy the header.To property. When a device
/// developer builds the event message buffer they must use the search string WSDNOTIFYTOADDRESS for
/// the To header property.
/// </remarks>
public void FireEvent(DpwsHostedService hostedService, DpwsWseEventSource eventSource, WsMessage msgEvt)
{
// Find the specified event source
if (eventSource == null)
throw new ArgumentNullException();
DpwsWseEventSinks eventSinks = eventSource.EventSinks;
// if there are event sources display message
int count = eventSinks.Count;
if (count > 0)
{
System.Ext.Console.Write("");
System.Ext.Console.Write("Firing " + eventSource.Name);
System.Ext.Console.Write("");
}
// Loop through event sinks and send the event message
for (int i = count-1; i >= 0; i--)
{
DpwsWseEventSink eventSink = eventSinks[i];
// Try to send event. If attempt fails delete the subscription/eventSink
try
{
msgEvt.Header = new WsWsaHeader(msgEvt.Header.Action, msgEvt.Header.RelatesTo, eventSink.NotifyTo.Address.AbsoluteUri,
null, null, eventSink.NotifyTo.RefParameters);
SendEvent(msgEvt, eventSink.NotifyTo.Address);
}
catch (Exception e)
{
System.Ext.Console.Write("");
System.Ext.Console.Write("FireEvent failed. Deleting EventSink! NotifyToAddress = " + eventSink.NotifyTo.Address + " Exception: " + e.Message);
System.Ext.Console.Write("");
if (!(e is WebException))
{
try
{
// Send oneway subscription end message
SendSubscriptionEnd(eventSink, "DeliveryFailure", hostedService.ServiceID);
}
catch { }
}
// Remove event sink from event source list
eventSinks.RemoveAt(i);
}
}
}
public static WsMessage CreateOneWayResponse()
{
if (s_OneWayResponse == null)
{
WsWsaHeader header = new WsWsaHeader(null, null, null, null, null, null);
header.IsOneWayResponse = true;
s_OneWayResponse = new WsMessage(header, null, WsPrefix.None);
}
return s_OneWayResponse;
}
public static WsMessage CreateOneWayResponse()
{
if (s_OneWayResponse == null)
{
WsWsaHeader header = new WsWsaHeader(null, null, null, null, null, null);
header.IsOneWayResponse = true;
s_OneWayResponse = new WsMessage(header, null, WsPrefix.None);
}
return(s_OneWayResponse);
}
// MetadataExchange GetResponse service stub
public WsMessage Get(WsMessage msg)
{
WsWsaHeader header = msg.Header;
// DPWS 1.1 spec: R0031: A SERVICE MUST NOT generate a wsa:InvalidAddressingHeader SOAP Fault
// [WS-Addressing SOAP Binding] if the [address] of the [reply endpoint] of an HTTP Request
// Message SOAP ENVELOPE is "http://www.w3.org/2005/08/addressing/anonymous".
if (header.ReplyTo != null && header.ReplyTo.Address.AbsoluteUri != m_version.AnonymousRoleUri)
{
throw new WsFaultException(header, WsFaultType.WsaInvalidMessageInformationHeader, "R0031");
}
return m_response.GetResponse(msg);
}
public virtual WsMessage OneWay(WsMessage request)
{
// Build request object
OneWayRequestDataContractSerializer reqDcs;
reqDcs = new OneWayRequestDataContractSerializer("OneWayRequest", "http://schemas.example.org/SimpleService");
OneWayRequest req;
req = ((OneWayRequest)(reqDcs.ReadObject(request.Reader)));
// Call service operation to process request.
m_service.OneWay(req);
// Return null response for oneway messages
return null;
}
public virtual WsMessage IntegerEvent(WsMessage request)
{
// Build request object
IntegerEventRequestDataContractSerializer reqDcs;
reqDcs = new IntegerEventRequestDataContractSerializer("IntegerEventRequest", "http://schemas.example.org/EventingService");
IntegerEventRequest req;
req = ((IntegerEventRequest)(reqDcs.ReadObject(request.Reader)));
// Call service operation to process request.
m_eventHandler.IntegerEvent(req);
// Return null response for event callback messages
return null;
}
// This method is called by the timer delegate periodically to send events
public void SendEvent(Object stateInfo)
{
if (rentryFlag == true) // prevent this method from running concurrently with itself
return;
rentryFlag = true;
// Fire SimpleEvent
try
{
DpwsWseEventSource eventSource = m_hostedService.EventSources["SimpleEvent"];
WsWsaHeader header = new WsWsaHeader("http://schemas.example.org/EventingService/SimpleEvent", null, null, null, null, null);
WsMessage msg = new WsMessage(header, null, WsPrefix.Wse);
msg.Body = System.Text.UTF8Encoding.UTF8.GetBytes(BuildSimpleEventMessage(m_hostedService));
Device.SubscriptionManager.FireEvent(m_hostedService, eventSource, msg );
}
catch
{
//Log.Comment("");
//Log.Comment("SimpleEvent FireEvent failed: " + e.Message);
//Log.Comment("");
rentryFlag = false;
}
// Fire IntegerEvent
try
{
DpwsWseEventSource eventSource = m_hostedService.EventSources["IntegerEvent"];
WsWsaHeader header = new WsWsaHeader("http://schemas.example.org/EventingService/IntegerEvent", null, null, null, null, null);
WsMessage msg = new WsMessage(header, null, WsPrefix.Wse);
msg.Body = System.Text.UTF8Encoding.UTF8.GetBytes(BuildIntegerEventMessage(m_hostedService));
Device.SubscriptionManager.FireEvent(m_hostedService, eventSource, msg);
}
catch
{
//Log.Comment("");
//Log.Comment("IntegerEvent FireEvent failed: " + e.Message);
//Log.Comment("");
rentryFlag = false;
}
rentryFlag = false;
}
public virtual WsMessage SimpleEvent(WsMessage request)
{
// Build request object
SimpleEventRequestDataContractSerializer reqDcs;
reqDcs = new SimpleEventRequestDataContractSerializer("SimpleEventRequest", "http://schemas.example.org/EventingService");
SimpleEventRequest req;
req = ((SimpleEventRequest)(reqDcs.ReadObject(request.Reader)));
request.Reader.Dispose();
request.Reader = null;
// Call service operation to process request.
m_eventHandler.SimpleEvent(req);
// Return OneWayResponse message for event callback messages
return WsMessage.CreateOneWayResponse();
}
public virtual WsMessage OneWayAttachment(WsMessage request)
{
// Build request object
OneWayAttachmentRequestDataContractSerializer reqDcs;
reqDcs = new OneWayAttachmentRequestDataContractSerializer("OneWayAttachmentRequest", "http://schemas.example.org/AttachmentService");
reqDcs.BodyParts = request.BodyParts;
OneWayAttachmentRequest req;
req = ((OneWayAttachmentRequest)(reqDcs.ReadObject(request.Reader)));
request.Reader.Dispose();
request.Reader = null;
// Call service operation to process request.
m_service.OneWayAttachment(req);
// Return a OneWayResponse message for oneway messages
return WsMessage.CreateOneWayResponse();
}
public virtual void IntegerEvent(IntegerEventRequest eventReq)
{
// Create temp event source object, set the event action and create the event header
DpwsWseEventSource eventSource;
eventSource = EventSources["IntegerEvent"];
String action;
action = "http://schemas.example.org/EventingService/IntegerEvent";
WsWsaHeader header;
header = new WsWsaHeader(action, null, null, null, null, null);
WsMessage msg = new WsMessage(header, eventReq, WsPrefix.Wse);
// Create event serializer and write the event object
IntegerEventRequestDataContractSerializer eventDcs;
eventDcs = new IntegerEventRequestDataContractSerializer("IntegerEventRequest", "http://schemas.example.org/EventingService");
msg.Serializer = eventDcs;
// Fire event
Dpws.Device.Device.SubscriptionManager.FireEvent(this, eventSource, msg);
}
/// <summary>
/// Send an Http request to an endpoint and waits for a response.
/// </summary>
/// <param name="soapMessage">A byte array containing the soap message to be sent.</param>
/// <param name="remoteEndpoint">A sting containing the name of a remote listening endpoint.</param>
/// <returns>
/// A WsMessage containing a soap response to the request. This array will be null for OneWay request.
/// </returns>
public WsMessage SendRequest(WsMessage request, Uri remoteEndpoint)
{
WsMessage response = new WsMessage(new WsWsaHeader(), null, WsPrefix.None);
HttpTransportBindingElement httpClient = new HttpTransportBindingElement(new HttpTransportBindingConfig(remoteEndpoint));
ClientBindingContext ctx = new ClientBindingContext(m_version);
ctx.ReceiveTimeout = new TimeSpan(0, 0, 0, 0, ReceiveTimeout);
ctx.OpenTimeout = new TimeSpan(0, 0, 0, 0, RequestTimeout);
ctx.SendTimeout = new TimeSpan(0, 0, 0, 0, SendTimeout);
httpClient.EndpointAddress = remoteEndpoint;
Stream stream = null;
try
{
httpClient.Open(ref stream, ctx);
httpClient.ProcessOutputMessage(ref request, ctx);
ctx.BindingProperties.Clear();
httpClient.ProcessInputMessage(ref response, ctx);
ctx.BindingProperties.Clear();
if(response.Body is byte[])
{
response.Reader = WsSoapMessageParser.ParseSoapMessage((byte[])response.Body, ref response.Header, m_version);
}
}
finally
{
httpClient.Close(stream, ctx);
}
return response;
}
public virtual void OneWay(OneWayRequest req)
{
// Create request header
String action;
action = "http://schemas.example.org/SimpleService/OneWay";
WsWsaHeader header;
header = new WsWsaHeader(action, null, EndpointAddress, m_version.AnonymousUri, null, null);
WsMessage request = new WsMessage(header, req, WsPrefix.None);
// Create request serializer
OneWayRequestDataContractSerializer reqDcs;
reqDcs = new OneWayRequestDataContractSerializer("OneWayRequest", "http://schemas.example.org/SimpleService");
request.Serializer = reqDcs;
request.Method = "OneWay";
// Send service request
m_requestChannel.Open();
m_requestChannel.RequestOneWay(request);
m_requestChannel.Close();
}
public virtual WsMessage TwoWay(WsMessage request)
{
// Build request object
TwoWayRequestDataContractSerializer reqDcs;
reqDcs = new TwoWayRequestDataContractSerializer("TwoWayRequest", "http://schemas.example.org/SimpleService");
TwoWayRequest req;
req = ((TwoWayRequest)(reqDcs.ReadObject(request.Reader)));
// Create response object
// Call service operation to process request and return response.
TwoWayResponse resp;
resp = m_service.TwoWay(req);
// Create response header
WsWsaHeader respHeader = new WsWsaHeader("http://schemas.example.org/SimpleService/TwoWayResponse", request.Header.MessageID, m_version.AnonymousUri, null, null, null);
WsMessage response = new WsMessage(respHeader, resp, WsPrefix.Wsdp);
// Create response serializer
TwoWayResponseDataContractSerializer respDcs;
respDcs = new TwoWayResponseDataContractSerializer("TwoWayResponse", "http://schemas.example.org/SimpleService");
response.Serializer = respDcs;
return response;
}
/// <summary>
/// Create an instance of a SubscriptionEndEvent arguments object.
/// </summary>
internal SubscriptionEndEventArgs(WsMessage msg, ProtocolVersion version)
{
// Retrieve the Identifier
WsWsaHeader header = msg.Header;
XmlReader reader = msg.Reader;
this.Identifier = header.Any.GetNodeValue("Identifier", version.EventingNamespace);
reader.ReadStartElement("SubscriptionEnd", version.EventingNamespace);
if (reader.IsStartElement("SubscriptionManager", version.EventingNamespace))
{
this.SubscriptionManager = new WsWsaEndpointRef(reader, version.AddressingNamespace);
}
this.SubscriptionID = this.SubscriptionManager.RefParameters.GetNodeValue("Identifier", version.EventingNamespace);
if (this.SubscriptionID == null || this.Identifier == null) // both need to be there
{
throw new XmlException();
}
}
public virtual TwoWayAttachmentResponse TwoWayAttachment(TwoWayAttachmentRequest req)
{
// Create request header
String action;
action = "http://schemas.example.org/AttachmentService/TwoWayAttachment";
WsWsaHeader header;
header = new WsWsaHeader(action, null, EndpointAddress, m_version.AnonymousUri, null, null);
WsMessage request = new WsMessage(header, req, WsPrefix.None);
// Create request serializer
TwoWayAttachmentRequestDataContractSerializer reqDcs;
reqDcs = new TwoWayAttachmentRequestDataContractSerializer("TwoWayAttachmentRequest", "http://schemas.example.org/AttachmentService");
request.Serializer = reqDcs;
request.Method = "TwoWayAttachment";
// Indicate that this message will use Mtom encoding
request.BodyParts = new WsMtomBodyParts();
// Send service request
m_requestChannel.Open();
WsMessage response = m_requestChannel.Request(request);
m_requestChannel.Close();
// Process response
TwoWayAttachmentResponseDataContractSerializer respDcs;
respDcs = new TwoWayAttachmentResponseDataContractSerializer("TwoWayAttachmentResponse", "http://schemas.example.org/AttachmentService");
respDcs.BodyParts = response.BodyParts;
TwoWayAttachmentResponse resp;
resp = ((TwoWayAttachmentResponse)(respDcs.ReadObject(response.Reader)));
response.Reader.Dispose();
response.Reader = null;
return resp;
}
private WsMessage GetStatusResponse(WsWsaHeader header, long newDuration)
{
using(XmlMemoryWriter xmlWriter = XmlMemoryWriter.Create())
{
WsWsaHeader responseHeader = new WsWsaHeader(
WsWellKnownUri.WseNamespaceUri + "/RenewResponse", // Action
header.MessageID, // RelatesTo
header.ReplyTo.Address.AbsoluteUri, // To
null, null, null); // ReplyTo, From, Any
WsMessage msg = new WsMessage(responseHeader, null, WsPrefix.Wse, null,
new WsAppSequence(Device.AppSequence, Device.SequenceID, Device.MessageID));
WsSoapMessageWriter smw = new WsSoapMessageWriter(m_version);
smw.WriteSoapMessageStart(xmlWriter, msg);
// write body
xmlWriter.WriteStartElement(WsNamespacePrefix.Wse, "Expires", null);
xmlWriter.WriteString(new WsDuration(newDuration).DurationString);
xmlWriter.WriteEndElement(); // End Expires
smw.WriteSoapMessageEnd(xmlWriter);
msg.Body = xmlWriter.ToArray();
return msg;
}
}
/// <summary>
/// Eventing UnSubscribe stub.
/// </summary>
/// <param name="header">Header object.</param>
/// <param name="reader">An XmlReader positioned at the begining of the Unsubscribe request body element.</param>
/// <param name="serviceEndpoints">A Collection of serviceEndpoints used to determine what services contain the specified event.</param>
/// <returns>Byte array containing an UnSubscribe response.</returns>
/// <remarks>This method is used by the stack framework. Do not use this method.</remarks>
public WsMessage Unsubscribe(WsWsaHeader header, XmlReader reader, WsServiceEndpoints serviceEndpoints)
{
// Parse Unsubscribe Request
///////////////////////////////
// there's no info in Unsubscribe that we actually need, just get the identifier from header
String eventSinkID = header.Any.GetNodeValue("Identifier", WsWellKnownUri.WseNamespaceUri);
bool eventSourceFound = false;
if (eventSinkID != null)
{
// Parse urn:uuid from the To address
string endpointAddress = FixToAddress(header.To);
// Iterate the list of hosted services at the specified endpoint and unsubscribe from each event source
// that matches the eventSinkID
DpwsHostedService serv = (DpwsHostedService)Device.HostedServices[endpointAddress];
if(serv != null)
{
DpwsWseEventSources eventSources = serv.EventSources;
// Delete Subscription
// Look for matching event in hosted services event sources
DpwsWseEventSource eventSource;
DpwsWseEventSinks eventSinks;
DpwsWseEventSink eventSink;
int eventSourcesCount = eventSources.Count;
int eventSinksCount;
for (int i = 0; i < eventSourcesCount; i++)
{
eventSource = eventSources[i];
eventSinks = eventSource.EventSinks;
eventSinksCount = eventSinks.Count;
eventSink = eventSinks[eventSinkID];
if (eventSink != null)
{
eventSourceFound = true;
eventSource.EventSinks.Remove(eventSink);
}
}
}
if (eventSourceFound)
{
// Generate Response
using(XmlMemoryWriter xmlWriter = XmlMemoryWriter.Create())
{
WsWsaHeader responseHeader = new WsWsaHeader(
WsWellKnownUri.WseNamespaceUri + "/UnsubscribeResponse",// Action
header.MessageID, // RelatesTo
header.ReplyTo.Address.AbsoluteUri, // To
null, null, null);
WsMessage msg = new WsMessage( responseHeader, null, WsPrefix.Wse, null,
new WsAppSequence(Device.AppSequence, Device.SequenceID, Device.MessageID));
WsSoapMessageWriter smw = new WsSoapMessageWriter(m_version);
smw.WriteSoapMessageStart(xmlWriter, msg);
smw.WriteSoapMessageEnd(xmlWriter);
// Return stream buffer
msg.Body = xmlWriter.ToArray();
return msg;
}
}
}
// Something went wrong
throw new WsFaultException(header, WsFaultType.WseEventSourceUnableToProcess);
}
/// <summary>
/// Global eventing Subscribe stub.
/// </summary>
/// <param name="header">Header object.</param>
/// <param name="reader">An XmlReader positioned at the begining of the Subscribe request body element.</param>
/// <param name="serviceEndpoints">A Collection of serviceEndpoints used to determine what services contain the event source specified in the filter.</param>
/// <returns>Byte array containing a Subscribe response.</returns>
internal WsMessage Subscribe(WsWsaHeader header, XmlReader reader, WsServiceEndpoints serviceEndpoints)
{
WsMessage msg = null;
// Parse Subscribe Request
/////////////////////////////
DpwsWseEventSink eventSink = new DpwsWseEventSink();
try
{
reader.ReadStartElement("Subscribe", WsWellKnownUri.WseNamespaceUri);
if (reader.IsStartElement("EndTo", WsWellKnownUri.WseNamespaceUri))
{
eventSink.EndTo = new WsWsaEndpointRef(reader, m_version.AddressingNamespace);
}
reader.ReadStartElement("Delivery", WsWellKnownUri.WseNamespaceUri);
if (reader.IsStartElement("NotifyTo", WsWellKnownUri.WseNamespaceUri))
{
eventSink.NotifyTo = new WsWsaEndpointRef(reader, m_version.AddressingNamespace);
}
else
{
throw new WsFaultException(header, WsFaultType.WseDeliverModeRequestedUnavailable);
}
reader.ReadEndElement();
if (reader.IsStartElement("Expires", WsWellKnownUri.WseNamespaceUri))
{
long expires = new WsDuration(reader.ReadElementString()).DurationInSeconds;
if (expires > 0)
{
eventSink.Expires = expires;
}
else
{
throw new WsFaultException(header, WsFaultType.WseInvalidExpirationTime);
}
}
else
{
// Never Expires
eventSink.Expires = -1;
}
if (reader.IsStartElement("Filter", WsWellKnownUri.WseNamespaceUri))
{
if (reader.MoveToAttribute("Dialect") == false || reader.Value != m_version.WsdpNamespaceUri + "/Action")
{
throw new WsFaultException(header, WsFaultType.WseFilteringRequestedUnavailable);
}
reader.MoveToElement();
String filters = reader.ReadElementString();
if (filters != String.Empty)
{
eventSink.Filters = filters.Split(' ');
}
}
XmlReaderHelper.SkipAllSiblings(reader);
reader.ReadEndElement(); // Subscribe
}
catch (XmlException e)
{
throw new WsFaultException(header, WsFaultType.WseInvalidMessage, e.ToString());
}
// Parse urn:uuid from the To address
string endpointAddress = FixToAddress(header.To);
// Build a temporary collection of device services that match the specified endpoint address.
WsServiceEndpoints matchingServices = new WsServiceEndpoints();
for (int i = 0; i < serviceEndpoints.Count; ++i)
{
if (serviceEndpoints[i].EndpointAddress == endpointAddress)
matchingServices.Add(serviceEndpoints[i]);
}
// For each service with a matching endpoint and event sources add an event sink to the
// event source collection
for (int i = 0; i < matchingServices.Count; ++i)
{
DpwsWseEventSources eventSources = ((DpwsHostedService)matchingServices[i]).EventSources;
// Set the EventSinkID
eventSink.ID = "urn:uuid:" + Guid.NewGuid().ToString();
// If subscribing to all event sources
if (eventSink.Filters == null)
{
int count = eventSources.Count;
for (int ii = 0; i < count; i++)
{
DpwsWseEventSource eventSource = eventSources[ii];
eventSink.StartTime = DateTime.Now.Ticks;
eventSource.EventSinks.Add(eventSink);
}
}
else
{
// If subscribing to a specific event based on an event filter.
DpwsWseEventSource eventSource;
string[] filterList = eventSink.Filters;
int length = filterList.Length;
for (int ii = 0; i < length; i++)
{
if ((eventSource = eventSources[filterList[ii]]) != null)
{
eventSink.StartTime = DateTime.Now.Ticks;
eventSource.EventSinks.Add(eventSink);
}
else
{
throw new Exception("Event source " + filterList[ii] + " was not found.");
}
}
}
}
// Generate Response
//////////////////////////
using(XmlMemoryWriter xmlWriter = XmlMemoryWriter.Create())
{
WsWsaHeader responseHeader = new WsWsaHeader(
WsWellKnownUri.WseNamespaceUri + "/SubscribeResponse", // Action
header.MessageID, // RelatesTo
header.ReplyTo.Address.AbsoluteUri, // To
null, null, null); // ReplyTo, From, Any
msg = new WsMessage(responseHeader, null, WsPrefix.Wse, null,
new WsAppSequence(Device.AppSequence, Device.SequenceID, Device.MessageID));
WsSoapMessageWriter smw = new WsSoapMessageWriter(m_version);
smw.WriteSoapMessageStart(xmlWriter, msg);
// write body
xmlWriter.WriteStartElement(WsNamespacePrefix.Wse, "SubscribeResponse", null);
xmlWriter.WriteStartElement(WsNamespacePrefix.Wse, "SubscriptionManager", null);
xmlWriter.WriteStartElement(WsNamespacePrefix.Wsa, "Address", null);
// Create a uri. Use the path (by default will be a uuid) for the sub manager endpoint
Uri subMgrUri = new Uri(((DpwsHostedService)matchingServices[0]).EndpointAddress);
xmlWriter.WriteString("http://" + Device.IPV4Address + ":" + Device.Port + "/" + subMgrUri.AbsolutePath);
xmlWriter.WriteEndElement(); // End Address
xmlWriter.WriteStartElement(WsNamespacePrefix.Wsa, "ReferenceParameters", null);
xmlWriter.WriteStartElement(WsNamespacePrefix.Wse, "Identifier", null);
xmlWriter.WriteString(eventSink.ID);
xmlWriter.WriteEndElement(); // End Identifier
xmlWriter.WriteEndElement(); // End ReferenceParameters
xmlWriter.WriteEndElement(); // End SubscriptionManager
xmlWriter.WriteStartElement(WsNamespacePrefix.Wse, "Expires", null);
xmlWriter.WriteString(new WsDuration(eventSink.Expires).DurationString);
xmlWriter.WriteEndElement(); // End Expires
xmlWriter.WriteEndElement(); // End SubscribeResponse
smw.WriteSoapMessageEnd(xmlWriter);
// Return stream buffer
msg.Body = xmlWriter.ToArray();
}
return msg;
}
