System.Diagnostics.XmlWriterTraceListener.WriteData C# (CSharp) Method

        private void WriteData(object data) {
            XPathNavigator xmlBlob = data as XPathNavigator;

            if(xmlBlob == null)
                WriteEscaped(data.ToString());
            else {
                if (strBldr == null) {
                    strBldr = new StringBuilder();
                    xmlBlobWriter = new XmlTextWriter(new StringWriter(strBldr, CultureInfo.CurrentCulture));
                }
                else 
                    strBldr.Length = 0;

                try {
                    // Rewind the blob to point to the root, this is needed to support multiple XMLTL in one TraceData call
                    xmlBlob.MoveToRoot();
                    xmlBlobWriter.WriteNode(xmlBlob, false);
                    InternalWrite(strBldr.ToString());
                }
                catch (Exception) { // We probably only care about XmlException for ill-formed XML though 
                    InternalWrite(data.ToString());
                }
            }
        }