System.Web.Configuration.WebConfigurationHost.GetWebConfigFileName C# (CSharp) Method

			return GetWebConfigFileName (dir);
		}

        static void ConfigurationSaveHandler(_Configuration sender, ConfigurationSaveEventArgs args)
        {
            bool locked = false;

            try {
#if SYSTEMCORE_DEP
                sectionCacheLock.EnterWriteLock();
#endif
                locked = true;
                sectionCache.Clear();
            } finally {
#if SYSTEMCORE_DEP
                if (locked)
                {
                    sectionCacheLock.ExitWriteLock();
                }
#endif
            }

            lock (suppressAppReloadLock) {
                string rootConfigPath = WebConfigurationHost.GetWebConfigFileName(HttpRuntime.AppDomainAppPath);
                if (String.Compare(args.StreamPath, rootConfigPath, StringComparison.OrdinalIgnoreCase) == 0)
                {
                    SuppressAppReload(args.Start);
                    if (args.Start)
                    {
                        HttpApplicationFactory.DisableWatcher(VirtualPathUtility.RemoveTrailingSlash(HttpRuntime.AppDomainAppPath), "?eb.?onfig");

                        lock (saveLocationsCacheLock) {
                            if (saveLocationsCache == null)
                            {
                                saveLocationsCache = new Dictionary <string, DateTime> (StringComparer.Ordinal);
                            }
                            if (saveLocationsCache.ContainsKey(rootConfigPath))
                            {
                                saveLocationsCache [rootConfigPath] = DateTime.Now;
                            }
                            else
                            {
                                saveLocationsCache.Add(rootConfigPath, DateTime.Now);
                            }

                            if (saveLocationsTimer == null)
                            {
                                saveLocationsTimer = new Timer(ReenableWatcherOnConfigLocation,
                                                               rootConfigPath,
                                                               SAVE_LOCATIONS_CHECK_INTERVAL,
                                                               SAVE_LOCATIONS_CHECK_INTERVAL);
                            }
                        }
                    }
                }
            }
        }