C# ILogger.WriteWarning方法代码示例

        /// <summary>
        /// Returns a list of all the persistent migration script file paths sorted by name.
        /// </summary>
        public IEnumerable<string> GetScripts(ILogger logger)
        {
            IEnumerable<string> scriptPaths = GetPaths();
            IEnumerable<string> scripts = Enumerable.Empty<string>();

            foreach (var path in scriptPaths)
            {
                if (Directory.Exists(path))
                {
                    scripts = scripts.Union(Directory.GetFiles(path, ScriptFileNamePattern));
                }
                else
                {
                    logger.WriteWarning("WARNING: Persistent migration script directory does not exist.{1}Check the config settings or create the directory. [Path: {0}]", path, Environment.NewLine);
                }
            }

            if (scriptPaths.Count() == 0)
            {
                logger.WriteWarning("WARNING: No persistent migration script paths are defined.{1}Add a '{0}' appSetting with a semicolon delimited list of paths to use.", PerptualMigrationFoldersAppSetting, Environment.NewLine);
            }

            return scripts;
        }

        /// <summary>
        /// Returns the seed script path from the
        /// config file (if available) or the default path.
        /// </summary>
        public string GetPath(ILogger log)
        {
            string path = _configurationManager.AppSettings[AppSettingKeys.SeedFolder];

            if (string.IsNullOrEmpty(path))
            {
                if (log != null)
                {
                    log.WriteWarning(
                        "The " + AppSettingKeys.SeedFolder + " setting was not present in the configuration file so the default " +
                        DefaultSeedScriptPath + " folder will be used instead.");
                }
                path = DefaultSeedScriptPath;
            }

            VerifyAndCreatePath(path);

            return path;
        }

        protected bool ValidateCorrelationId(AuthenticationExtra extra, ILogger logger)
        {
            var correlationKey = Constants.CorrelationPrefix + BaseOptions.AuthenticationType;

            string correlationCookie;
            if (!Request.GetCookies().TryGetValue(
                correlationKey,
                out correlationCookie))
            {
                logger.WriteWarning(string.Format("{0} cookie not found", correlationKey));
                return false;
            }

            Response.DeleteCookie(correlationKey);

            string correlationExtra;
            if (!extra.Properties.TryGetValue(
                correlationKey,
                out correlationExtra))
            {
                logger.WriteWarning(string.Format("{0} state property not found", correlationKey));
                return false;
            }

            extra.Properties.Remove(correlationKey);

            if (!string.Equals(correlationCookie, correlationExtra, StringComparison.Ordinal))
            {
                logger.WriteWarning(string.Format("{0} correlation cookie and state property mismatch", correlationKey));
                return false;
            }

            return true;
        }

        protected bool ValidateCorrelationId(AuthenticationProperties properties, ILogger logger)
        {
            if (properties == null)
            {
                throw new ArgumentNullException("properties");
            }

            string correlationKey = Constants.CorrelationPrefix + BaseOptions.AuthenticationType;

            string correlationCookie = Request.Cookies[correlationKey];
            if (string.IsNullOrWhiteSpace(correlationCookie))
            {
                logger.WriteWarning("{0} cookie not found.", correlationKey);
                return false;
            }

            Response.Cookies.Delete(correlationKey);

            string correlationExtra;
            if (!properties.Dictionary.TryGetValue(
                correlationKey,
                out correlationExtra))
            {
                logger.WriteWarning("{0} state property not found.", correlationKey);
                return false;
            }

            properties.Dictionary.Remove(correlationKey);

            if (!string.Equals(correlationCookie, correlationExtra, StringComparison.Ordinal))
            {
                logger.WriteWarning("{0} correlation cookie and state property mismatch.", correlationKey);
                return false;
            }

            return true;
        }