Esempio n. 1
0
        /// <summary>
        /// </summary>
        /// <param name="settings"> </param>
        /// <exception cref="WebException"></exception>
        /// <returns> </returns>
        public virtual XmlReader LoadContentFromXml(XmlReaderSettings settings)
        {
            var i = 0;

            if (string.IsNullOrEmpty(ContentLocation))
            {
                throw new InvalidOperationException("Property ContentLocation must be set prior to retrieving channels.");
            }

            var transforms = new ChannelTransforms();

            try
            {
                if (IsNetworkAvailable)
                {
                    return(transforms.TransformContent(XmlReader.Create(ContentLocation, settings)));
                }
                i++;
                throw new WebException(Resources.Properties.Resources.NetworkConnectionError
                                       , WebExceptionStatus.ConnectFailure);
            }

            // poor style, but these are recoverable exceptions. only throw after reattempting method call 3 times
            catch (XmlException exc)
            {
                Trace.WriteLine(string.Format("{0} {1} occurred in {2}", exc.GetType(), exc.Message, GetType()),
                                TraceCategory.Exception.ToString());

                if (i <= 3)
                {
                    Trace.WriteLine(
                        string.Format("Attempt #{0} for loading {1}", i.ToString(CultureInfo.InvariantCulture),
                                      ContentLocation),
                        TraceCategory.Exception.ToString());
                    return(LoadContentFromXml(settings));
                }
                throw;
            }
            catch (Exception exc)
            {
                Trace.WriteLine(string.Format("{0} {1} occurred in {2}", exc.GetType(), exc.Message, GetType()),
                                TraceCategory.Exception.ToString());

                if (i <= 3)
                {
                    Trace.WriteLine(
                        string.Format("Attempt #{0} for loading {1}", i.ToString(CultureInfo.InvariantCulture),
                                      ContentLocation), TraceCategory.Exception.ToString());
                    return(LoadContentFromXml(settings));
                }
                throw;
            }
        }
Esempio n. 2
0
        protected internal XmlReader LoadXmlData()
        {
            _readerSettings = new XmlReaderSettings
            {
                IgnoreComments = true, IgnoreWhitespace = true, DtdProcessing = DtdProcessing.Prohibit
            };

            // EDGE CASE PROCESSING GOES HERE
            var transform = new ChannelTransforms();

            if (IsNetworkAvailable)
            {
                return
                    (transform.TransformContent(XmlReader.Create(C.Settings.Default.DIPlaylistXml, _readerSettings)));
            }
            throw new WebException(Resources.Properties.Resources.NetworkConnectionError
                                   , WebExceptionStatus.ConnectFailure);
        }