private static MemoryStream ToLoggedStream(Stream stream, int bufferSize)
{
// read the entire source stream into a memory stream
MemoryStream memoryStream = new MemoryStream();
byte[] buffer = new byte[bufferSize];
int bytesRead = 0;
while ((bytesRead = stream.Read(buffer, 0, bufferSize)) > 0)
{
memoryStream.Write(buffer, 0, bytesRead);
}
// load the memory stream as an XML document
memoryStream.Position = 0;
XmlDocument doc = new XmlDocument();
doc.Load(new XmlTextReader(memoryStream));
// write the XML document as formatted text to a second memory stream
MemoryStream formatStream = new MemoryStream();
XmlTextWriter writer = new XmlTextWriter(formatStream, new System.Text.UTF8Encoding());
writer.Formatting = Formatting.Indented;
writer.Indentation = 2;
writer.IndentChar = ' ';
doc.WriteTo(writer);
writer.Flush();
// read the formatted XML into a string and log
formatStream.Position = 0;
StreamReader streamReader = new StreamReader(formatStream, new System.Text.UTF8Encoding());
AgsLogger.Log(streamReader.ReadToEnd(), "Response");
// position the memory stream buffer for subsequent XML reading
memoryStream.Position = 0;
return(memoryStream);
}
public override void Flush()
{
base.Flush();
_logWriter.Flush();
// the caller does not call Close(), Dispose() or WriteEndDocument() to signal the end of
// writing; however it appears to call Flush() just twice, so log on the second flush
// TODO: check if this applies to longer requests
if (++_flushCount == 2)
{
// read the formatted XML from the buffer into a string and log
_memoryStream.Position = 0;
StreamReader streamReader = new StreamReader(_memoryStream, new System.Text.UTF8Encoding());
AgsLogger.Log(streamReader.ReadToEnd(), "Request");
// reset the position in the buffer, just in case more data needs to be written
_memoryStream.Position = _memoryStream.Length - 1;
}
}