C# Logging.LogEntry类代码示例

        public ProductInfo(string id)
        {
            _id = id;
            DataFactory df = new DataFactory();
            DataSet ds = new DataSet();
            try
            {
                string sql = "select * from productinfo where productId=" + id;
                ds = df.DataBind(sql);
            }
            catch (Exception ex)
            {
                LogEntry entry = new LogEntry();
                entry.Severity = System.Diagnostics.TraceEventType.Error;
                entry.Message = string.Format("Exception:{0}, Inner Exception:{1}", ex.Message, ex.InnerException.Message);
                entry.Categories.Add(Category.Exception);
                entry.Priority = Priority.High;
                logwrite.Write(entry);
                throw;
            }

            DataRow row = ds.Tables[0].Rows[0];
            _name = row["productName"].ToString().Trim();
            _mainInfo =NoHTML(row["maininfo"].ToString().Trim());
            _picURL = HttpContext.Current.Request.Url.Host.ToString().TrimEnd('/') +"/productPic/" + row["pic"].ToString().Trim();
            _pdfURL =string.IsNullOrEmpty(row["pdf"].ToString().Trim())==true? "" : HttpContext.Current.Request.Url.Host.ToString().TrimEnd('/')+ "/productPdf/" + row["pdf"].ToString().Trim();
            _price = row["price"].ToString().Trim() == "0" ? "" : row["price"].ToString().Trim();
            _isNew = row["isNew"].ToString().Trim();
            _isPromotion = row["isPromotion"].ToString().Trim();
        }

        public void RedirectsToCommonLogging()
        {
            CapturingLoggerFactoryAdapter testLoggerFactoryAdapter = new CapturingLoggerFactoryAdapter();
            LogManager.Adapter = testLoggerFactoryAdapter;

            // force entlib logging init
            Logger.Write("init");

            // ensure external configuration didn't change
            Assert.AreEqual("Test Capturing Listener", TestCommonLoggingEntlibTraceListener.Instance.Name);
            LogEntry logEntry = new LogEntry();
            logEntry.Categories.Add("mycategory");
            logEntry.Message = "testmessage";
            ILogFormatter formatter = TestCommonLoggingEntlibTraceListener.Instance.Formatter;
            string s = formatter.Format(logEntry);
            Assert.AreEqual("Category: mycategory, Message: testmessage", s);

            using (TestCommonLoggingEntlibTraceListener.Instance.Capture())
            {
                // note that output depends on the formatter configured for the entlib listener!
                Logger.Write("message1");
                Assert.AreEqual("Category: General, Message: message1", testLoggerFactoryAdapter.LastEvent.RenderedMessage);
                Assert.AreEqual(LogLevel.Info, testLoggerFactoryAdapter.LastEvent.Level);

                Logger.Write("message2", "custom category", -1, -1, TraceEventType.Warning);
                Assert.AreEqual("Category: custom category, Message: message2", testLoggerFactoryAdapter.LastEvent.RenderedMessage);
                Assert.AreEqual("Test Capturing Listener/All Events", testLoggerFactoryAdapter.LastEvent.Source.Name);
                Assert.AreEqual(LogLevel.Warn, testLoggerFactoryAdapter.LastEvent.Level);
            }
        }

        public void RedirectsToCommonLogging()
        {
            CapturingLoggerFactoryAdapter testLoggerFactoryAdapter = new CapturingLoggerFactoryAdapter();
            LogManager.Adapter = testLoggerFactoryAdapter;

            // force entlib logging init
            Logger.SetLogWriter(new LogWriterFactory().Create());
            Logger.Write("init");

            // ensure external configuration didn't change
            LogEntry logEntry = new LogEntry();
            logEntry.Categories.Add("mycategory");
            logEntry.Message = "testmessage";

            // Change to EL 6 (no longer uses Unity) so need to get listener via LogWriter
            var allEventsSource = Logger.Writer.GetMatchingTraceSources(logEntry).First(source => "All Events".Equals(source.Name));
            var listener = (CommonLoggingEntlibTraceListener) allEventsSource.Listeners.First(l => l is CommonLoggingEntlibTraceListener);
            Assert.IsTrue(listener.Name.StartsWith("Test Capturing Listener"));

            ILogFormatter formatter = listener.Formatter;
            string s = formatter.Format(logEntry);
            Assert.AreEqual("Category: mycategory, Message: testmessage", s);

            // note that output depends on the formatter configured for the entlib listener!
            Logger.Write("message1");
            Assert.AreEqual("Category: General, Message: message1", testLoggerFactoryAdapter.LastEvent.RenderedMessage);
            Assert.AreEqual(LogLevel.Info, testLoggerFactoryAdapter.LastEvent.Level);

            Logger.Write("message2", "custom category", -1, -1, TraceEventType.Warning);
            Assert.AreEqual("Category: custom category, Message: message2", testLoggerFactoryAdapter.LastEvent.RenderedMessage);
            Assert.AreEqual("Test Capturing Listener/All Events", testLoggerFactoryAdapter.LastEvent.Source.Name);
            Assert.AreEqual(LogLevel.Warn, testLoggerFactoryAdapter.LastEvent.Level);
        }

        /// <summary>
        /// Creates a preconfigured instance of a LogEntry.
        /// </summary>
        /// <param name="severity">Severity of the log entry.</param>
        /// <param name="message">Error message</param>
        /// <param name="title">Title of the log entry</param>
        /// <param name="includeSecurityDetail">if set to <c>true</c> security information is included in the log.</param>
        /// <returns>Configured LogEntry instance</returns>
        public LogEntry CreateInstance(
            TraceEventType severity, string message, string title, bool includeSecurityDetail)
        {
            LogEntry le = new LogEntry();

            if (string.IsNullOrEmpty(title))
            {
                le.Title = "Untitled";
            }
            else
            {
                le.Title = title;
            }

            le.Message = message;
            le.Severity = severity;

            Dictionary<string, object> dictionary = new Dictionary<string, object>();

            if (includeSecurityDetail)
            {
                ManagedSecurityContextInformationProvider informationHelper = new ManagedSecurityContextInformationProvider();
                informationHelper.PopulateDictionary(dictionary);

                UnmanagedSecurityContextInformationProvider unmanagedHelper = new UnmanagedSecurityContextInformationProvider();
                unmanagedHelper.PopulateDictionary(dictionary);
            }

            le.ExtendedProperties = dictionary;

            return le;
        }

        public CampaignSetupModel GetCategories(CampaignSetupModel model)
        {
            var scw = new ServiceClientWrapper();

            // create AdCopy array

            // get categories or classifications
            var categories = scw.GetCategories(null, model.ProductGroup.ProductPromotionName,
                                               model.ProductGroup.Words,
                                               model.AdModelProp.Ads.Select(
                                                   pad => pad.AdTitle + " " + pad.AdTextLine1 + " " + pad.AdTextLine2).
                                                   ToArray(), model.AdModelProp.LandingUrl);

            // create categories list that will be displayed in a multiselect list box
            if (categories != null && categories.Count > 0)
            {
                for (var i = 0; i < categories.Count; i++)
                {
                    var cm = new CampaignSetupModel.CategoriesModel {Id = i, Name = categories[i]};
                    model.AllCategories.Add(cm);
                }
            }
            else
            {
                var logEnty = new LogEntry
                                  {ActivityId = Guid.NewGuid(), Message = "Could not get Categories from web service"};
                Logger.Write(logEnty);
            }
            return model;
            // save this some how while getting the keywords this is becoming null
        }

 public void LogError(string message)
 {
     LogEntry entry = new LogEntry();
     entry.Message = message;
     entry.Categories.Add("Error");
     Logger.Write(entry);
 }

        public void ShouldCacheTheMessagesBasedOnCacheInterval()
        {
            var listener = new CachedEmailTraceListener(
                string.Empty,
                string.Empty,
                string.Empty,
                string.Empty,
                string.Empty,
                2500,
                null,
                EmailAuthenticationMode.WindowsCredentials,
                string.Empty,
                string.Empty,
                false,
                1.0); // 1 hour cache time

            var logEntry = new LogEntry { Message = "ABC Error", Severity = TraceEventType.Error};
            try
            {
                listener.TraceData(null, string.Empty, TraceEventType.Error, 1, logEntry);
                // If no exception
                Assert.Fail();
            }
            catch (ArgumentException ex)
            {
                Assert.AreEqual("The parameter 'address' cannot be an empty string.\r\nParameter name: address", ex.Message);
            }
            catch
            {
                Assert.Fail();
            }

            //Second call should not hit the base TraceData call..
            listener.TraceData(null, string.Empty, TraceEventType.Error, 1, logEntry);
        }

        public void RedirectsToCommonLogging()
        {
            CapturingLoggerFactoryAdapter testLoggerFactoryAdapter = new CapturingLoggerFactoryAdapter();
            LogManager.Adapter = testLoggerFactoryAdapter;

            // force entlib logging init
            Logger.Write("init");

            var listener =(CommonLoggingEntlibTraceListener) ((TraceListenerWrapper)EnterpriseLibraryContainer.Current.GetInstance<TraceListener>("Test Capturing Listener")).InnerTraceListener;

            // ensure external configuration didn't change
            // change to starts with because entlib now wraps all listeners and changes the name
            Assert.IsTrue(listener.Name.StartsWith("Test Capturing Listener"));
            LogEntry logEntry = new LogEntry();
            logEntry.Categories.Add("mycategory");
            logEntry.Message = "testmessage";
            ILogFormatter formatter = listener.Formatter;
            string s = formatter.Format(logEntry);

            Assert.AreEqual("Category: mycategory, Message: testmessage", s);
                // note that output depends on the formatter configured for the entlib listener!
                Logger.Write("message1");
                Assert.AreEqual("Category: General, Message: message1", testLoggerFactoryAdapter.LastEvent.RenderedMessage);
                Assert.AreEqual(LogLevel.Info, testLoggerFactoryAdapter.LastEvent.Level);

                Logger.Write("message2", "custom category", -1, -1, TraceEventType.Warning);
                Assert.AreEqual("Category: custom category, Message: message2", testLoggerFactoryAdapter.LastEvent.RenderedMessage);
                Assert.AreEqual("Test Capturing Listener/All Events", testLoggerFactoryAdapter.LastEvent.Source.Name);
                Assert.AreEqual(LogLevel.Warn, testLoggerFactoryAdapter.LastEvent.Level);
        }

        public static void WriteActivity(string functionName, string message)
        {
            var logEntry = new LogEntry();
            logEntry.Message = message;

            Logger.Write(logEntry);
        }

 /// <summary>
 /// Logs the exception - Critical Level.
 /// </summary>
 /// <param name="exception">The exception.</param>
 public void LogException(Exception exception)
 {
     LogEntry logEntry = new LogEntry();
     logEntry.Message = string.Format(logTemplate, exception.Message, exception.StackTrace);
     logEntry.Severity = TraceEventType.Critical;
     Microsoft.Practices.EnterpriseLibrary.Logging.Logger.Write(logEntry);
 }

 public static void LogEntry(string message)
 {
     LogEntry log = new LogEntry();
     log.Message = message;
     MessageBox.Show(message);
     //Logger.Write(log);
 }

 static void LogToDatabase()
 {
     // Check if logging is enabled before creating log entries.
     if (defaultWriter.IsLoggingEnabled())
     {
         // Create a Dictionary of extended properties
         Dictionary<string, object> exProperties = new Dictionary<string, object>();
         exProperties.Add("Extra Information", "Some Special Value");
         // Create a LogEntry using the constructor parameters.
         defaultWriter.Write("Log entry with category, priority, event ID, severity, title, and extended properties.", "Database",
                                                 5, 9008, TraceEventType.Warning, "Logging Block Examples", exProperties);
         Console.WriteLine("Created a log entry with a category, priority, event ID, severity, title, and   extended properties.");
         Console.WriteLine();
         // Create a LogEntry using the constructor parameters.
         LogEntry entry = new LogEntry("LogEntry with category, priority, event ID, severity, title, and extended properties.", "Database",
                                         8, 9009, TraceEventType.Error, "Logging Block Examples", exProperties);
         defaultWriter.Write(entry);
         Console.WriteLine("Created and written LogEntry with a category, priority, event ID, severity,     title, and extended properties.");
         Console.WriteLine();
         Console.WriteLine(@"Open the 'Logging.mdf' database in the Bin\Debug folder to see the results.");
     }
     else
     {
         Console.WriteLine("Logging is disabled in the configuration.");
     }
 }

        public void AddNewItemToTraceList(TraceEventType eventType, string message)
        {
            LogEntry leNewTraceItem = new LogEntry();
            leNewTraceItem.Message = message;
            leNewTraceItem.Severity = eventType;
            leNewTraceItem.TimeStamp = DateTime.Now;

            lock (lockObject)
            {
                lstFreshTrace.Add(leNewTraceItem);

                if ( eventType == TraceEventType.Critical || eventType == TraceEventType.Error || eventType == TraceEventType.Warning )
                {
                    lstFreshTraceErrors.Add(leNewTraceItem);
                }

                if ( lstFreshTraceErrors.Count > errorsNumber )
                {
                    lstFreshTraceErrors.RemoveAt(0);
                }
                if (lstFreshTrace.Count > infoNumber)
                {
                    lstFreshTrace.RemoveAt(0);
                }
            }
        }

        public static void WriteLog(string message, string category, string status, System.Diagnostics.TraceEventType eventType, string name, string filename, int priority)
        {
            //DatabaseFactory.SetDatabaseProviderFactory(new DatabaseProviderFactory());
            //DatabaseProviderFactory factory = new DatabaseProviderFactory();
            //Database db = factory.Create("Logging");
               //DatabaseFactory.SetDatabaseProviderFactory(factory, true);
            DatabaseProviderFactory factory = new DatabaseProviderFactory(new SystemConfigurationSource(false).GetSection);
            DatabaseFactory.SetDatabaseProviderFactory(factory, false);
            LogWriterFactory logWriterFactory = new LogWriterFactory();

            Logger.SetLogWriter(logWriterFactory.Create());

            LogEntry log = new LogEntry();
            log.Categories.Add(category);
            log.Message = status + " : " + message;
            log.EventId = 1;
            log.Priority = priority;

            if (!string.IsNullOrEmpty(name.Trim()))
                log.ManagedThreadName = name;

            log.TimeStamp = System.DateTime.Now;
            log.Severity = eventType;

            if (!string.IsNullOrEmpty(filename.Trim()))
                log.Title = category + " : " + filename + " : " + message;
            else
                log.Title = category + " : " + message;

            Logger.Write(log);

            Logger.Reset();
        }

		/// <summary>
		/// Merges each key/value pair from the context items dictionary with the ExtendedProperties
		/// dictionary of the <see cref="LogEntry"/>.
		/// </summary>
		/// <param name="log"><see cref="LogEntry"/> object that is being logged.</param>
		public void ProcessContextItems(LogEntry log)
		{
			Hashtable contextItems = null;

			// avoid retrieval if necessary permissions are not granted to the executing assembly
			if (SecurityManager.IsGranted(new SecurityPermission(SecurityPermissionFlag.Infrastructure)))
			{
				try
				{
					contextItems = GetContextItems();
				}
				catch (SecurityException)
				{
					// ignore the security exception - no item could have been set if we get the exception here.
				}
			}

			if (contextItems == null || contextItems.Count == 0)
			{
				return;
			}

			foreach (DictionaryEntry entry in contextItems)
			{
				string itemValue = GetContextItemValue(entry.Value);
				log.ExtendedProperties.Add(entry.Key.ToString(), itemValue);
			}
		}