internal static int Main(string[] args)
{
bool restart = true;
int result = 0;
DateTime restartTime = DateTime.MinValue;
using (FileSystemWatcher watcher = new FileSystemWatcher(AppDomain.CurrentDomain.BaseDirectory, "*.dll"))
{
AppRunner runner = null;
// Start monitoring file changes
watcher.Changed += delegate(object sender, FileSystemEventArgs e)
{
if (!restart)
{
lock (lockObject)
{
try
{
runner.Stop("One or more DLLs have changed");
}
catch (RemotingException)
{
// Sometimes this exception occurs - the lock statement should catch it, but...
}
}
}
restart = true;
restartTime = DateTime.Now.AddSeconds(10);
};
watcher.NotifyFilter = NotifyFilters.CreationTime | NotifyFilters.LastWrite | NotifyFilters.Size;
watcher.EnableRaisingEvents = true;
// Begin the main application loop
while (restart)
{
restart = false;
// Load the domain and start the runner
// Allow the user to turn shadow-copying off
var setting = ConfigurationManager.AppSettings["ShadowCopy"] ?? string.Empty;
var useShadowCopying = !(string.Equals(setting, "off", StringComparison.InvariantCultureIgnoreCase) ||
string.Equals(setting, "false", StringComparison.InvariantCultureIgnoreCase));
AppDomain runnerDomain;
try
{
runnerDomain = CreateNewDomain(useShadowCopying);
}
catch (FileLoadException)
{
// Unable to use shadow-copying (no user profile?), therefore turn off shadow-copying
useShadowCopying = false;
runnerDomain = CreateNewDomain(useShadowCopying);
}
runner = runnerDomain.CreateInstanceFromAndUnwrap(Assembly.GetExecutingAssembly().Location,
typeof(AppRunner).FullName) as AppRunner;
result = runner.Run(args, useShadowCopying);
AppDomain.Unload(runnerDomain);
// Allow any change events to finish (i.e. if multiple files are copied)
while (DateTime.Now < restartTime)
{
Thread.Sleep(500);
}
}
}
return(result);
}