public static void foo()
{
Process loopProcess = null;
try
{
loopProcess = new Process
{
StartInfo =
{
FileName = "ChromeNativeMessagingHost.exe",
UseShellExecute = false,
RedirectStandardInput = true,
RedirectStandardOutput = true
}
};
loopProcess.Start();
using (var inStream = loopProcess.StandardInput)
using (var outStream = loopProcess.StandardOutput)
{
var testGetJsonString = GenerateXmlHttpRequestJsonObjectForNonExistentDatabase();
var xmlHttpRequest = JsonConvert.DeserializeObject <XmlHttpRequest>(testGetJsonString);
ChromeNativeHostUtilities.SendMessage(xmlHttpRequest, inStream.BaseStream);
inStream.BaseStream.Flush();
var stopWatch = new Stopwatch();
stopWatch.Start();
var xmlHttpResponse =
ChromeNativeHostUtilities.ReadNextMessage <XmlHttpResponse>(outStream.BaseStream);
stopWatch.Stop();
Debug.WriteLine("Time for message on wire to thali device hub: " + stopWatch.ElapsedMilliseconds);
Debug.Flush();
//Assert.AreEqual(404, xmlHttpResponse.status);
ChromeNativeHostUtilities.SendMessage(xmlHttpRequest, inStream.BaseStream);
inStream.BaseStream.Flush();
stopWatch.Restart();
ChromeNativeHostUtilities.ReadNextMessage <XmlHttpResponse>(outStream.BaseStream);
stopWatch.Stop();
Debug.WriteLine("Time for message on wire to thali device hub: " + stopWatch.ElapsedMilliseconds);
Debug.Flush();
ChromeNativeHostUtilities.SendMessage(xmlHttpRequest, inStream.BaseStream);
inStream.BaseStream.Flush();
stopWatch.Restart();
ChromeNativeHostUtilities.ReadNextMessage <XmlHttpResponse>(outStream.BaseStream);
stopWatch.Stop();
Debug.WriteLine("Time for message on wire to thali device hub: " + stopWatch.ElapsedMilliseconds);
Debug.Flush();
ChromeNativeHostUtilities.SendMessage(xmlHttpRequest, inStream.BaseStream);
inStream.BaseStream.Flush();
stopWatch.Restart();
ChromeNativeHostUtilities.ReadNextMessage <XmlHttpResponse>(outStream.BaseStream);
stopWatch.Stop();
Debug.WriteLine("Time for message on wire to thali device hub: " + stopWatch.ElapsedMilliseconds);
Debug.Flush();
ChromeNativeHostUtilities.SendMessage(xmlHttpRequest, inStream.BaseStream);
inStream.BaseStream.Flush();
stopWatch.Restart();
ChromeNativeHostUtilities.ReadNextMessage <XmlHttpResponse>(outStream.BaseStream);
stopWatch.Stop();
Debug.WriteLine("Time for message on wire to thali device hub: " + stopWatch.ElapsedMilliseconds);
Debug.Flush();
ChromeNativeHostUtilities.SendMessage(xmlHttpRequest, inStream.BaseStream);
inStream.BaseStream.Flush();
stopWatch.Restart();
ChromeNativeHostUtilities.ReadNextMessage <XmlHttpResponse>(outStream.BaseStream);
stopWatch.Stop();
Debug.WriteLine("Time for message on wire to thali device hub: " + stopWatch.ElapsedMilliseconds);
Debug.Flush();
}
}
finally
{
if (loopProcess != null)
{
loopProcess.Kill();
}
}
}
public static void MainLoop(bool synchronous)
{
Stream outStream = null;
// TODO: If one of the console methods throws an exception then will it be caught by the outer catch? And if
// there is an exception inside the inner try then don't I have to assume that the using will close the streams
// before the outter catch can send a message? I'm not sure about the answers and don't have time to explore
// at the moment so I'm using a double wrapping of try's to take care of it.
try
{
using (var inStream = Console.OpenStandardInput())
using (outStream = Console.OpenStandardOutput())
{
try
{
ServicePointManager.DefaultConnectionLimit = 100;
var appdataDirectory = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
var homeDirectory = string.Concat(appdataDirectory, @"\Google\Chrome\User Data\Thali");
if (!Directory.Exists(homeDirectory))
{
Directory.CreateDirectory(homeDirectory);
}
DirectoryInfo workingDirectory = new DirectoryInfo(homeDirectory);
var clientCert = ThaliClientToDeviceHubUtilities.GetLocalClientCertificate(workingDirectory);
if (synchronous)
{
ChromeNativeHostUtilities.SynchronousRequestResponseMessageEngine<XmlHttpRequest>(
inStream,
outStream,
inMessage => ProcessMessage(inMessage, clientCert),
ProcessHostError);
}
else
{
ChromeNativeHostUtilities.AsynchronousRequestResponseMessageEngine<XmlHttpRequest>(
inStream,
outStream,
inMessage => ProcessMessage(inMessage, clientCert),
ProcessHostError);
}
}
catch (Exception e)
{
if (outStream != null)
{
ChromeNativeHostUtilities.ParallelSendMessage(ProcessHostError("oops! " + e.Message, null), outStream);
}
}
}
}
catch (Exception e)
{
if (outStream != null)
{
ChromeNativeHostUtilities.SendMessage(ProcessHostError("oops! " + e.Message, null), outStream);
}
}
}