protected IAsyncResult BeginInvoke(string methodName, string requestUrl, object[] parameters, AsyncCallback callback, object asyncState)
{
HttpSimpleMethodStubInfo method = (HttpSimpleMethodStubInfo)TypeStub.GetMethod(methodName);
SimpleWebClientAsyncResult ainfo = null;
try
{
MimeParameterWriter parameterWriter = (MimeParameterWriter)method.ParameterWriterType.Create();
string url = parameterWriter.GetRequestUrl(requestUrl, parameters);
WebRequest req = GetWebRequest(new Uri(url));
ainfo = new SimpleWebClientAsyncResult(req, callback, asyncState);
ainfo.Parameters = parameters;
ainfo.ParameterWriter = parameterWriter;
ainfo.Method = method;
ainfo.Request = req;
ainfo.Request.BeginGetRequestStream(new AsyncCallback(AsyncGetRequestStreamDone), ainfo);
RegisterMapping(asyncState, ainfo);
}
catch (Exception ex)
{
if (ainfo != null)
{
ainfo.SetCompleted(null, ex, false);
}
else
{
throw ex;
}
}
return(ainfo);
}
public override void ProcessRequest (HttpContext context)
{
Context = context;
Stream respStream = null;
Exception error = null;
try
{
if (method == null)
method = (HttpSimpleMethodStubInfo) GetRequestMethod (context);
if (method.MethodInfo.EnableSession)
Session = context.Session;
MimeParameterReader parameterReader = (MimeParameterReader) method.ParameterReaderType.Create ();
object[] parameters = parameterReader.Read (context.Request);
MimeReturnWriter returnWriter = (MimeReturnWriter) method.ReturnWriterType.Create ();
object result = Invoke (method.MethodInfo, parameters);
respStream = context.Response.OutputStream;
returnWriter.Write (context.Response, respStream, result);
}
catch (Exception ex)
{
error = ex;
}
if (error != null)
WriteError (context, error.ToString ());
if (respStream != null)
respStream.Close ();
}
void AddType(Hashtable types, Type type, HttpSimpleMethodStubInfo method)
{
ArrayList list = (ArrayList)types [type];
if (list == null)
{
list = new ArrayList();
types [type] = list;
}
list.Add(method);
}
internal override MethodStubInfo GetRequestMethod (HttpContext context)
{
string name = context.Request.PathInfo;
if (name.StartsWith ("/"))
name = name.Substring (1);
method = (HttpSimpleMethodStubInfo) _typeInfo.GetMethod (name);
if (method == null)
WriteError (context, "Method " + name + " not defined in service " + ServiceType.Name);
return method;
}
internal override MethodStubInfo GetRequestMethod(HttpContext context)
{
string name = context.Request.PathInfo;
if (name.StartsWith("/"))
{
name = name.Substring(1);
}
method = (HttpSimpleMethodStubInfo)_typeInfo.GetMethod(name);
if (method == null)
{
WriteError(context, "Method " + name + " not defined in service " + ServiceType.Name);
}
return(method);
}
public override void ProcessRequest(HttpContext context)
{
Context = context;
Stream respStream = null;
Exception error = null;
try
{
if (method == null)
{
method = (HttpSimpleMethodStubInfo)GetRequestMethod(context);
}
if (method.MethodInfo.EnableSession)
{
Session = context.Session;
}
MimeParameterReader parameterReader = (MimeParameterReader)method.ParameterReaderType.Create();
object[] parameters = parameterReader.Read(context.Request);
MimeReturnWriter returnWriter = (MimeReturnWriter)method.ReturnWriterType.Create();
object result = Invoke(method.MethodInfo, parameters);
respStream = context.Response.OutputStream;
returnWriter.Write(context.Response, respStream, result);
}
catch (Exception ex)
{
error = ex;
}
if (error != null)
{
WriteError(context, error.ToString());
}
if (respStream != null)
{
respStream.Close();
}
}
protected object Invoke(string methodName, string requestUrl, object[] parameters)
{
HttpSimpleMethodStubInfo method = (HttpSimpleMethodStubInfo)TypeStub.GetMethod(methodName);
MimeParameterWriter parameterWriter = (MimeParameterWriter)method.ParameterWriterType.Create();
string url = parameterWriter.GetRequestUrl(requestUrl, parameters);
WebRequest request = GetWebRequest(new Uri(url, true));
parameterWriter.InitializeRequest(request, parameters);
if (parameterWriter.UsesWriteRequest)
{
Stream stream = request.GetRequestStream();
parameterWriter.WriteRequest(stream, parameters);
stream.Close();
}
WebResponse response = GetWebResponse(request);
MimeReturnReader returnReader = (MimeReturnReader)method.ReturnReaderType.Create();
return(returnReader.Read(response, response.GetResponseStream()));
}
void AddType (Hashtable types, Type type, HttpSimpleMethodStubInfo method)
{
ArrayList list = (ArrayList) types [type];
if (list == null)
{
list = new ArrayList ();
types [type] = list;
}
list.Add (method);
}
