/// <summary>
        /// Modifies the <see cref="ISyndicationResource"/> to match the data source.
        /// </summary>
        /// <param name="resource">The Really Simple Syndication (RSS) <see cref="ISyndicationResource"/> to be filled.</param>
        /// <param name="resourceMetadata">A <see cref="SyndicationResourceMetadata"/> object that represents the meta-data describing the <paramref name="resource"/>.</param>
        /// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
        /// <exception cref="ArgumentNullException">The <paramref name="resourceMetadata"/> is a null reference (Nothing in Visual Basic).</exception>
        private void FillRssResource(ISyndicationResource resource, SyndicationResourceMetadata resourceMetadata)
        {
            //------------------------------------------------------------
            //	Validate parameter
            //------------------------------------------------------------
            Guard.ArgumentNotNull(resource, "resource");
            Guard.ArgumentNotNull(resourceMetadata, "resourceMetadata");

            //------------------------------------------------------------
            //	Fill syndication resource using appropriate data adapter
            //------------------------------------------------------------
            RssFeed rssFeed = resource as RssFeed;

            if (resourceMetadata.Version == new Version("2.0"))
            {
                Rss20SyndicationResourceAdapter rss20Adapter = new Rss20SyndicationResourceAdapter(this.Navigator, this.Settings);
                rss20Adapter.Fill(rssFeed);
            }

            if (resourceMetadata.Version == new Version("1.0"))
            {
                Rss10SyndicationResourceAdapter rss10Adapter = new Rss10SyndicationResourceAdapter(this.Navigator, this.Settings);
                rss10Adapter.Fill(rssFeed);
            }

            if (resourceMetadata.Version == new Version("0.92"))
            {
                Rss092SyndicationResourceAdapter rss092Adapter = new Rss092SyndicationResourceAdapter(this.Navigator, this.Settings);
                rss092Adapter.Fill(rssFeed);
            }

            if (resourceMetadata.Version == new Version("0.91"))
            {
                Rss091SyndicationResourceAdapter rss091Adapter = new Rss091SyndicationResourceAdapter(this.Navigator, this.Settings);
                rss091Adapter.Fill(rssFeed);
            }

            if (resourceMetadata.Version == new Version("0.9"))
            {
                Rss090SyndicationResourceAdapter rss090Adapter = new Rss090SyndicationResourceAdapter(this.Navigator, this.Settings);
                rss090Adapter.Fill(rssFeed);
            }
        }
        /// <summary>
        /// Modifies the <see cref="ISyndicationResource"/> to match the data source.
        /// </summary>
        /// <param name="resource">The Really Simple Syndication (RSS) <see cref="ISyndicationResource"/> to be filled.</param>
        /// <param name="resourceMetadata">A <see cref="SyndicationResourceMetadata"/> object that represents the meta-data describing the <paramref name="resource"/>.</param>
        /// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
        /// <exception cref="ArgumentNullException">The <paramref name="resourceMetadata"/> is a null reference (Nothing in Visual Basic).</exception>
        private void FillRssResource(ISyndicationResource resource, SyndicationResourceMetadata resourceMetadata)
        {
            Guard.ArgumentNotNull(resource, "resource");
            Guard.ArgumentNotNull(resourceMetadata, "resourceMetadata");

            RssFeed rssFeed = resource as RssFeed;

            if (resourceMetadata.Version == new Version("2.0"))
            {
                Rss20SyndicationResourceAdapter rss20Adapter = new Rss20SyndicationResourceAdapter(this.Navigator, this.Settings);
                rss20Adapter.Fill(rssFeed);
            }

            if (resourceMetadata.Version == new Version("1.0"))
            {
                Rss10SyndicationResourceAdapter rss10Adapter = new Rss10SyndicationResourceAdapter(this.Navigator, this.Settings);
                rss10Adapter.Fill(rssFeed);
            }

            if (resourceMetadata.Version == new Version("0.92"))
            {
                Rss092SyndicationResourceAdapter rss092Adapter = new Rss092SyndicationResourceAdapter(this.Navigator, this.Settings);
                rss092Adapter.Fill(rssFeed);
            }

            if (resourceMetadata.Version == new Version("0.91"))
            {
                Rss091SyndicationResourceAdapter rss091Adapter = new Rss091SyndicationResourceAdapter(this.Navigator, this.Settings);
                rss091Adapter.Fill(rssFeed);
            }

            if (resourceMetadata.Version == new Version("0.9"))
            {
                Rss090SyndicationResourceAdapter rss090Adapter = new Rss090SyndicationResourceAdapter(this.Navigator, this.Settings);
                rss090Adapter.Fill(rssFeed);
            }
        }