日志组件Log4Net

 1 <?xml version="1.0" encoding="utf-8"?>
 2 <configuration>
 3   <configSections>
 4     <!--添加自定义节点：log4net  type：解析类名，程序集名(log4net.dll)-->
 5     <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net"/>
 6   </configSections>
 7 
 8   <log4net>
 9     <!--定义输出到文件中-->
10     <appender name="Log4Net_INFO" type="log4net.Appender.RollingFileAppender">
11       <!--定义文件存放位置-->
12       <file value="C:/log4net/"/>
13       <!--是否追加到文件,默认为true，通常无需设置-->
14       <appendToFile value="true"/>
15       <RollingStyle value="Date"/>
16       <!--日期的格式，每天换一个文件记录，如不设置则永远只记录一天的日志，需设置-->
17       <DatePattern value="INFO_yyyyMMdd&quot;.log&quot;" />
18       <!--日志文件名是否为静态-->
19       <StaticLogFileName value="false"/>
20       <!--多线程时采用最小锁定-->
21       <lockingModel type="log4net.Appender.FileAppender+MinimalLock" />
22       <!--布局（向用户显示最后经过格式化的输出信息）-->
23       <layout type="log4net.Layout.PatternLayout">
24         <!--
25            %m(message):输出的日志消息，如ILog.Debug(…)输出的一条消息 
26            %n(new line):换行 
27            %d(datetime):输出当前语句运行的时刻 
28            %r(run time):输出程序从运行到执行到当前语句时消耗的毫秒数 
29            %t(thread id):当前语句所在的线程ID 
30            %p(priority): 日志的当前优先级别，即DEBUG、INFO、WARN…等 
31            %c(class):当前日志对象的名称，例如：
32            %L：输出语句所在的行号 
33            %F：输出语句所在的文件名 
34            %-数字：表示该项的最小长度，如果不够，则用空格填充
35           -->
36         <Header value="[Header]&#13;&#10;"/>
37         <Footer value="[Footer]&#13;&#10;"/>
38         <!--正文-->
39         <ConversionPattern value="记录时间：%date 线程ID:[%thread] 日志级别：%-5level 出错类：%logger property:[%property{NDC}] - 错误描述：%message%newline"  />
40       </layout>
41     </appender>
42 
43     <appender name="Log4Net_ERROR" type="log4net.Appender.RollingFileAppender">
44       <file value="C:/log4net/"/>
45       <appendToFile value="true"/>
46       <RollingStyle value="Date"/>
47       <DatePattern value="ERROR_yyyyMMdd&quot;.log&quot;" />
48       <StaticLogFileName value="false"/>
49       <lockingModel type="log4net.Appender.FileAppender+MinimalLock" />
50       <layout type="log4net.Layout.PatternLayout">
51         <Header value="[Header]&#13;&#10;"/>
52         <Footer value="[Footer]&#13;&#10;"/>
53         <!--正文-->
54         <ConversionPattern value="记录时间：%date 线程ID:[%thread] 日志级别：%-5level 出错类：%logger property:[%property{NDC}] - 错误描述：%message%newline"  />
55       </layout>
56     </appender>
57 
58     <root>
59       <level value="ERROR"/>
60       <appender-ref ref="Log4Net_ERROR" />
61 
62       <level value="INFO"/>
63       <appender-ref ref="Log4Net_INFO" />
64     </root>
65 
66   </log4net>
67 
68 </configuration>

配置文件

  1 using log4net;
  2 using System;
  3 using System.Collections.Concurrent;
  4 using System.Collections.Generic;
  5 
  6 //指定log4net使用的config文件来读取配置信息
  7 [assembly: log4net.Config.XmlConfigurator(ConfigFile = @"LogConfigLog4Net.config", Watch = true)]
  8 namespace Project.Log4.Net.LogConfig
  9 {
 10     /// <summary>
 11     /// 日志帮助类
 12     /// </summary>
 13     public class LogHelper
 14     {
 15         private static readonly ConcurrentDictionary<Type, ILog> _loggers = new ConcurrentDictionary<Type, ILog>();
 16 
 17         /// <summary>
 18         /// 获取记录器
 19         /// </summary>
 20         /// <param name="source"></param>
 21         /// <returns></returns>
 22         private static ILog GetLogger(Type source)
 23         {
 24             if (_loggers.ContainsKey(source))
 25             {
 26                 return _loggers[source];
 27             }
 28             else
 29             {
 30                 ILog logger = LogManager.GetLogger(source);
 31                 _loggers.TryAdd(source, logger);
 32                 return logger;
 33             }
 34         }
 35 
 36         /* Log a message object */
 37 
 38         /// <summary>
 39         /// 调试信息
 40         /// </summary>
 41         /// <param name="source"></param>
 42         /// <param name="message"></param>
 43         public static void Debug(object source, string message)
 44         {
 45             Debug(source.GetType(), message);
 46         }
 47 
 48         /// <summary>
 49         /// 调试信息
 50         /// </summary>
 51         /// <param name="source"></param>
 52         /// <param name="message"></param>
 53         /// <param name="ps"></param>
 54         public static void Debug(object source, string message, params object[] ps)
 55         {
 56             Debug(source.GetType(), string.Format(message, ps));
 57         }
 58 
 59         /// <summary>
 60         /// 调试信息
 61         /// </summary>
 62         /// <param name="source"></param>
 63         /// <param name="message"></param>
 64         public static void Debug(Type source, string message)
 65         {
 66             ILog logger = GetLogger(source);
 67             if (logger.IsDebugEnabled)
 68                 logger.Debug(message);
 69         }
 70 
 71         /// <summary>
 72         /// 关键信息
 73         /// </summary>
 74         /// <param name="source"></param>
 75         /// <param name="message"></param>
 76         public static void Info(object source, object message)
 77         {
 78             Info(source.GetType(), message);
 79         }
 80 
 81         /// <summary>
 82         /// 关键信息
 83         /// </summary>
 84         /// <param name="source"></param>
 85         /// <param name="message"></param>
 86         public static void Info(Type source, object message)
 87         {
 88             ILog logger = GetLogger(source);
 89             if (logger.IsInfoEnabled)
 90                 logger.Info(message);
 91         }
 92 
 93         /// <summary>
 94         /// 警告信息
 95         /// </summary>
 96         /// <param name="source"></param>
 97         /// <param name="message"></param>
 98         public static void Warn(object source, object message)
 99         {
100             Warn(source.GetType(), message);
101         }
102 
103         /// <summary>
104         /// 警告信息
105         /// </summary>
106         /// <param name="source"></param>
107         /// <param name="message"></param>
108         public static void Warn(Type source, object message)
109         {
110             ILog logger = GetLogger(source);
111             if (logger.IsWarnEnabled)
112                 logger.Warn(message);
113         }
114 
115         /// <summary>
116         /// 错误信息
117         /// </summary>
118         /// <param name="source"></param>
119         /// <param name="message"></param>
120         public static void Error(object source, object message)
121         {
122             Error(source.GetType(), message);
123         }
124 
125         /// <summary>
126         /// 错误信息
127         /// </summary>
128         /// <param name="source"></param>
129         /// <param name="message"></param>
130         public static void Error(Type source, object message)
131         {
132             ILog logger = GetLogger(source);
133             if (logger.IsErrorEnabled)
134                 logger.Error(message);
135         }
136 
137         /// <summary>
138         /// 失败信息
139         /// </summary>
140         /// <param name="source"></param>
141         /// <param name="message"></param>
142         public static void Fatal(object source, object message)
143         {
144             Fatal(source.GetType(), message);
145         }
146 
147         /// <summary>
148         /// 失败信息
149         /// </summary>
150         /// <param name="source"></param>
151         /// <param name="message"></param>
152         public static void Fatal(Type source, object message)
153         {
154             ILog logger = GetLogger(source);
155             if (logger.IsFatalEnabled)
156                 logger.Fatal(message);
157         }
158 
159         /* Log a message object and exception */
160 
161         /// <summary>
162         /// 调试信息
163         /// </summary>
164         /// <param name="source"></param>
165         /// <param name="message"></param>
166         /// <param name="exception"></param>
167         public static void Debug(object source, object message, Exception exception)
168         {
169             Debug(source.GetType(), message, exception);
170         }
171 
172         /// <summary>
173         /// 调试信息
174         /// </summary>
175         /// <param name="source"></param>
176         /// <param name="message"></param>
177         /// <param name="exception"></param>
178         public static void Debug(Type source, object message, Exception exception)
179         {
180             GetLogger(source).Debug(message, exception);
181         }
182 
183         /// <summary>
184         /// 关键信息
185         /// </summary>
186         /// <param name="source"></param>
187         /// <param name="message"></param>
188         /// <param name="exception"></param>
189         public static void Info(object source, object message, Exception exception)
190         {
191             Info(source.GetType(), message, exception);
192         }
193 
194         /// <summary>
195         /// 关键信息
196         /// </summary>
197         /// <param name="source"></param>
198         /// <param name="message"></param>
199         /// <param name="exception"></param>
200         public static void Info(Type source, object message, Exception exception)
201         {
202             GetLogger(source).Info(message, exception);
203         }
204 
205         /// <summary>
206         /// 警告信息
207         /// </summary>
208         /// <param name="source"></param>
209         /// <param name="message"></param>
210         /// <param name="exception"></param>
211         public static void Warn(object source, object message, Exception exception)
212         {
213             Warn(source.GetType(), message, exception);
214         }
215 
216         /// <summary>
217         /// 警告信息
218         /// </summary>
219         /// <param name="source"></param>
220         /// <param name="message"></param>
221         /// <param name="exception"></param>
222         public static void Warn(Type source, object message, Exception exception)
223         {
224             GetLogger(source).Warn(message, exception);
225         }
226 
227         /// <summary>
228         /// 错误信息
229         /// </summary>
230         /// <param name="source"></param>
231         /// <param name="message"></param>
232         /// <param name="exception"></param>
233         public static void Error(object source, object message, Exception exception)
234         {
235             Error(source.GetType(), message, exception);
236         }
237 
238         /// <summary>
239         /// 错误信息
240         /// </summary>
241         /// <param name="source"></param>
242         /// <param name="message"></param>
243         /// <param name="exception"></param>
244         public static void Error(Type source, object message, Exception exception)
245         {
246             GetLogger(source).Error(message, exception);
247         }
248 
249         /// <summary>
250         /// 失败信息
251         /// </summary>
252         /// <param name="source"></param>
253         /// <param name="message"></param>
254         /// <param name="exception"></param>
255         public static void Fatal(object source, object message, Exception exception)
256         {
257             Fatal(source.GetType(), message, exception);
258         }
259 
260         /// <summary>
261         /// 失败信息
262         /// </summary>
263         /// <param name="source"></param>
264         /// <param name="message"></param>
265         /// <param name="exception"></param>
266         public static void Fatal(Type source, object message, Exception exception)
267         {
268             GetLogger(source).Fatal(message, exception);
269         }
270     }
271 
272 }

LogHelper

Log4Net下载地址：http://logging.apache.org/log4net/