private void RunApplication(string action)
{
if (watcher == null)
{
watcher = new FileSystemWatcher(AppDomain.CurrentDomain.BaseDirectory, "*.dll");
watcher.Changed += delegate(object sender, FileSystemEventArgs e)
{
StopRunner(string.Format(System.Globalization.CultureInfo.CurrentCulture,"One or more DLLs have changed - waiting {0}s", restartTime));
waitTimer.Stop();
waitTimer.Start();
};
watcher.EnableRaisingEvents = true;
watcher.NotifyFilter = NotifyFilters.CreationTime | NotifyFilters.LastWrite | NotifyFilters.Size;
}
// Allow the user to turn shadow-copying off
var setting = ConfigurationManager.AppSettings["ShadowCopy"] ?? string.Empty;
var useShadowCopying = !(string.Equals(setting, "off", StringComparison.OrdinalIgnoreCase) ||
string.Equals(setting, "false", StringComparison.OrdinalIgnoreCase));
try
{
this.runnerDomain = CreateNewDomain(useShadowCopying);
}
catch (FileLoadException)
{
// Unable to use shadow-copying (no user profile?), therefore turn off shadow-copying
useShadowCopying = false;
this.runnerDomain = CreateNewDomain(useShadowCopying);
}
runner = runnerDomain.CreateInstanceFromAndUnwrap(Assembly.GetExecutingAssembly().Location,
typeof(AppRunner).FullName) as AppRunner;
try
{
runner.Run(action, useShadowCopying);
}
catch (SerializationException)
{
var configFilename = ConfigurationManager.AppSettings["ccnet.config"];
configFilename = string.IsNullOrEmpty(configFilename) ? Path.Combine(Environment.CurrentDirectory, "ccnet.log") : configFilename;
throw new ApplicationException(
string.Format(System.Globalization.CultureInfo.CurrentCulture,"A fatal error has occurred while starting CCService. Please check '{0}' for any details.", configFilename));
}
}
private void StopRunner(string reason)
{
AppRunner runnerToStop = null;
// Retrieve the runner in a thread-safe block and then clear it so we are not holding up otherwise processing
lock (lockObject)
{
if (runner != null)
{
runnerToStop = runner;
runner = null;
}
}
// If a runner needs to be stopped, do it here
if (runnerToStop != null)
{
runnerToStop.Stop(reason);
AppDomain.Unload(runnerDomain);
}
}
