System.Xml.XmlTextReaderImpl.OpenAndPush C# (CSharp) Méthode

        private bool OpenAndPush(Uri uri)
        {
            Debug.Assert(_xmlResolver != null);

            // First try to get the data as a TextReader
            if (_xmlResolver.SupportsType(uri, typeof(TextReader)))
            {
                TextReader textReader = (TextReader)_xmlResolver.GetEntity(uri, null, typeof(TextReader));
                if (textReader == null)
                {
                    return false;
                }

                PushParsingState();
                InitTextReaderInput(uri.ToString(), uri, textReader);
            }
            else
            {
                // Then try get it as a Stream
                Debug.Assert(_xmlResolver.SupportsType(uri, typeof(Stream)), "Stream must always be a supported type in XmlResolver");

                Stream stream = (Stream)_xmlResolver.GetEntity(uri, null, typeof(Stream));
                if (stream == null)
                {
                    return false;
                }

                PushParsingState();
                InitStreamInput(uri, stream, null);
            }
            return true;
        }