示例#1
0
        /// <summary>
        ///
        /// </summary>
        /// <param name="uri"></param>
        /// <param name="requestMethod"></param>
        /// <param name="bufferSize"></param>
        /// <param name="destinationStream"></param>
        /// <param name="contentLength"></param>
        /// <param name="isAsync"></param>
        /// <returns></returns>
        protected WebRequestContext CreateRequestContext(Uri uri, WebRequestMethod requestMethod, int bufferSize, FileStream destinationStream, long contentLength, bool isAsync = false)
        {
            var _request = CreateRequest(uri, requestMethod);
            var _context = new WebRequestContext(_request, requestMethod, bufferSize, destinationStream, contentLength, isAsync);

            return(_context);
        }
示例#2
0
        /// <summary>
        ///
        /// </summary>
        /// <param name="uri"></param>
        /// <param name="requestMethod"></param>
        /// <param name="isAsync"></param>
        /// <returns></returns>
        protected WebRequestContext CreateRequestContext(Uri uri, WebRequestMethod requestMethod, bool isAsync = false)
        {
            var _request = CreateRequest(uri, requestMethod);
            var _context = new WebRequestContext(_request, requestMethod, isAsync);

            return(_context);
        }
示例#3
0
        /// <summary>
        ///
        /// </summary>
        /// <param name="requestContext"></param>
        /// <returns></returns>
        protected virtual void HandleRequestResponseStream(WebRequestContext requestContext)
        {
            if (!requestContext.IsInError && null != requestContext.Response)
            {
                try
                {
                    requestContext.RequestState = new WebRequestState(requestContext.Response.GetResponseStream());

                    if (!requestContext.IsAsync)
                    {
                        while (0 < requestContext.ReadContent())
                        {
                            requestContext.WriteContent();
                        }
                        return;
                    }

                    requestContext.BeginReadContent(new AsyncCallback(BeginReadContentCallback));
                }
                catch (Exception ex)
                {
                    requestContext.HandleThrownException(ex);

                    RaiseFaultedEvent(requestContext);
                }
            }
        }
示例#4
0
        /// <summary>
        ///
        /// </summary>
        /// <param name="requestContext"></param>
        protected virtual void HandleWriteContentToRequestStream(WebRequestContext requestContext)
        {
            if (!requestContext.IsInError && null != requestContext.RequestState)
            {
                try
                {
                    if (!requestContext.IsAsync)
                    {
                        _bytesRead      = 0;
                        _totalBytesRead = 0L;

                        _byteBuffer = new byte[requestContext.BufferSize];

                        while (0 < (_bytesRead = requestContext.Content.Read(_byteBuffer, 0, _byteBuffer.Length)))
                        {
                            _totalBytesRead += _bytesRead;

                            requestContext.RequestState.SourceStream.Write(_byteBuffer, 0, _bytesRead);
                        }

                        return;
                    }

                    requestContext.BeginReadContent(new AsyncCallback(BeginReadContentCallback));
                }
                catch (Exception ex)
                {
                    requestContext.HandleThrownException(ex);

                    RaiseFaultedEvent(requestContext);
                }
            }
        }
示例#5
0
        /// <summary>
        ///
        /// </summary>
        /// <param name="uri"></param>
        /// <param name="requestMethod"></param>
        /// <param name="bufferSize"></param>
        /// <param name="sourceStream"></param>
        /// <param name="contentLength"></param>
        /// <returns></returns>
        protected WebRequestContext CreateRequestContext(Uri uri, WebRequestMethod requestMethod, int bufferSize, FileStream sourceStream, bool isAsync = false)
        {
            var _request = CreateRequest(uri, requestMethod);
            var _context = new WebRequestContext(_request, requestMethod, bufferSize, sourceStream, isAsync);

            _byteBuffer = new byte[bufferSize];

            return(_context);
        }
示例#6
0
        /// <summary>
        ///
        /// </summary>
        /// <param name="requestContext"></param>
        void RaiseFaultedEvent(WebRequestContext requestContext)
        {
            var _argument = new WebRequestEventArgs(requestContext);

            if (null != Faulted)
            {
                Faulted(this, _argument);
            }

            OnFaulted(_argument);
        }
示例#7
0
        /// <summary>
        ///
        /// </summary>
        /// <param name="requestContext"></param>
        void RaiseWritingProgressChanged(WebRequestContext requestContext)
        {
            var _argument = new WebRequestWritingProgressChangedEventArgs(requestContext, requestContext.RequestState.TotalBytesHandled, requestContext.ContentLength);

            if (null != WritingProgressChanged)
            {
                WritingProgressChanged(this, _argument);
            }

            OnWritingProgressChanged(_argument);
        }
示例#8
0
        /// <summary>
        ///
        /// </summary>
        /// <param name="requestContext"></param>
        void RaiseReadingCompletedEvent(WebRequestContext requestContext)
        {
            var _argument = new WebRequestEventArgs(requestContext);

            if (null != ReadingCompleted)
            {
                ReadingCompleted(this, _argument);
            }

            OnReadingCompleted(_argument);
        }
示例#9
0
        /// <summary>
        ///
        /// </summary>
        /// <param name="requestContext"></param>
        void RaiseGettingComplatedEvent(WebRequestContext requestContext)
        {
            var _argument = new WebRequestEventArgs(requestContext);

            if (null != GettingComplated)
            {
                GettingComplated(this, _argument);
            }

            OnGettingCompleted(_argument);
        }
示例#10
0
        /// <summary>
        ///
        /// </summary>
        public void Initialize(WebRequestContext requestContext)
        {
            if (!_isInitialized)
            {
                _bytesHandled      = 0;
                _totalBytesHandled = 0L;

                _byteBuffer = new byte[requestContext.BufferSize];

                _isInitialized = true;
            }
        }
示例#11
0
        /// <summary>
        ///
        /// </summary>
        /// <param name="requestContext"></param>
        /// <returns></returns>
        protected virtual void HandleRequestResponse(WebRequestContext requestContext)
        {
            if (!requestContext.IsInError)
            {
                try
                {
                    if (!requestContext.IsAsync)
                    {
                        requestContext.Response = requestContext.Request.GetResponse();
                        return;
                    }

                    requestContext.Request.BeginGetResponse(new AsyncCallback(BeginGetResponseCallback), requestContext);
                }
                catch (Exception ex)
                {
                    requestContext.HandleThrownException(ex);

                    RaiseFaultedEvent(requestContext);
                }
            }
        }
示例#12
0
 /// <summary>
 ///
 /// </summary>
 /// <param name="requestContext"></param>
 protected abstract IExternalResult GetRequestResult(WebRequestContext requestContext);
示例#13
0
 /// <summary>
 ///
 /// </summary>
 /// <param name="requestContext"></param>
 /// <param name="bytesRead"></param>
 /// <param name="totalBytesToRead"></param>
 public WebRequestReadingProgressChangedEventArgs(WebRequestContext requestContext, long bytesRead, long totalBytesToRead)
     : base(requestContext)
 {
     _bytesRead        = bytesRead;
     _totalBytesToRead = totalBytesToRead;
 }
示例#14
0
 /// <summary>
 ///
 /// </summary>
 /// <param name="requestContext"></param>
 /// <param name="bytesWritten"></param>
 /// <param name="totalBytesToWrite"></param>
 public WebRequestWritingProgressChangedEventArgs(WebRequestContext requestContext, long bytesWritten, long totalBytesToWrite)
     : base(requestContext)
 {
     _bytesWritten      = bytesWritten;
     _totalBytesToWrite = totalBytesToWrite;
 }
示例#15
0
 /// <summary>
 ///
 /// </summary>
 /// <param name="requestContext"></param>
 public WebRequestEventArgs(WebRequestContext requestContext)
     : base()
 {
     _requestContext = requestContext;
 }