引入log4net.dll文件
1，Log4NetHelper
1 using log4net; 2 using System; 3 using System.Collections.Concurrent; 4 //Specifies the config file used by log4net to read the configuration information 5 [assembly: log4net.Config.XmlConfigurator(ConfigFile = @"Log4Net.config", Watch = true)] 6 namespace Quality.Tools.Common.Log 7 { 8 /// <summary> 9 /// Log4Net Helper 10 /// </summary> 11 public class Log4NetHelper 12 { 13 private static readonly ConcurrentDictionary<Type, ILog> _loggers = new ConcurrentDictionary<Type, ILog>(); 14 private readonly Type _type = null; 15 public Log4NetHelper(Type type) 16 { 17 _type = type; 18 } 19 20 #region Get Logger 21 /// <summary> 22 /// Get Logger 23 /// </summary> 24 /// <param name="source"></param> 25 /// <returns></returns> 26 private static ILog GetLogger(Type source) 27 { 28 if (_loggers.ContainsKey(source)) 29 { 30 return _loggers[source]; 31 } 32 else 33 { 34 ILog logger = LogManager.GetLogger(source); 35 _loggers.TryAdd(source, logger); 36 return logger; 37 } 38 } 39 #endregion 40 41 #region Debug 42 43 /// <summary> 44 /// Debug 45 /// </summary> 46 /// <param name="source">source</param> 47 /// <param name="message">message</param> 48 public static void Debug(Type source, object message) 49 { 50 ILog logger = GetLogger(source); 51 if (logger.IsDebugEnabled) 52 logger.Debug(message); 53 } 54 55 /// <summary> 56 /// Debug 57 /// </summary> 58 /// <param name="source">source</param> 59 /// <param name="message">message</param> 60 /// <param name="exception">exception</param> 61 public static void Debug(Type source, object message, Exception exception) 62 { 63 GetLogger(source).Debug(message, exception); 64 } 65 66 /// <summary> 67 /// Debug 68 /// </summary> 69 /// <param name="message">message</param> 70 public void Debug(object message) 71 { 72 Debug(_type, message); 73 } 74 75 /// <summary> 76 /// Debug 77 /// </summary> 78 /// <param name="message">message</param> 79 /// <param name="exception">exception</param> 80 public void Debug(object message, Exception exception) 81 { 82 Debug(_type, message, exception); 83 } 84 #endregion 85 86 #region Warn 87 88 /// <summary> 89 /// Warn 90 /// </summary> 91 /// <param name="source">source</param> 92 /// <param name="message">message</param> 93 public static void Warn(Type source, object message) 94 { 95 ILog logger = GetLogger(source); 96 if (logger.IsWarnEnabled) 97 logger.Warn(message); 98 } 99 100 /// <summary> 101 /// Warn 102 /// </summary> 103 /// <param name="source">source</param> 104 /// <param name="message">message</param> 105 /// <param name="exception">exception</param> 106 public static void Warn(Type source, object message, Exception exception) 107 { 108 GetLogger(source).Warn(message, exception); 109 } 110 111 /// <summary> 112 /// Warn 113 /// </summary> 114 /// <param name="message">message</param> 115 public void Warn(object message) 116 { 117 Warn(this._type, message); 118 } 119 120 /// <summary> 121 /// Warn 122 /// </summary> 123 /// <param name="message">message</param> 124 /// <param name="exception">exception</param> 125 public void Warn(object message, Exception exception) 126 { 127 Warn(this._type, message, exception); 128 } 129 #endregion 130 131 #region Info 132 /// <summary> 133 /// Info 134 /// </summary> 135 /// <param name="source">source</param> 136 /// <param name="message">message</param> 137 public static void Info(Type source, object message) 138 { 139 ILog logger = GetLogger(source); 140 if (logger.IsInfoEnabled) 141 logger.Info(message); 142 } 143 144 /// <summary> 145 /// Info 146 /// </summary> 147 /// <param name="source">source</param> 148 /// <param name="message">message</param> 149 /// <param name="exception">exception</param> 150 public static void Info(Type source, object message, Exception exception) 151 { 152 GetLogger(source).Info(message, exception); 153 } 154 155 /// <summary> 156 /// Info 157 /// </summary> 158 /// <param name="message">message</param> 159 public void Info(object message) 160 { 161 Info(this._type, message); 162 } 163 164 /// <summary> 165 /// Info 166 /// </summary> 167 /// <param name="message">message</param> 168 /// <param name="exception">exception</param> 169 public void Info(object message, Exception exception) 170 { 171 Info(this._type, message, exception); 172 } 173 #endregion 174 175 #region Error 176 /// <summary> 177 /// Error 178 /// </summary> 179 /// <param name="source">source</param> 180 /// <param name="message">message</param> 181 public static void Error(Type source, object message) 182 { 183 ILog logger = GetLogger(source); 184 if (logger.IsErrorEnabled) 185 logger.Error(message); 186 } 187 188 /// <summary> 189 /// Error 190 /// </summary> 191 /// <param name="source">source</param> 192 /// <param name="message">message</param> 193 /// <param name="exception">exception</param> 194 public static void Error(Type source, object message, Exception exception) 195 { 196 GetLogger(source).Error(message, exception); 197 } 198 199 /// <summary> 200 /// Error 201 /// </summary> 202 /// <param name="message">message</param> 203 public void Error(object message) 204 { 205 Error(this._type, message); 206 } 207 208 /// <summary> 209 /// Error 210 /// </summary> 211 /// <param name="message">message</param> 212 /// <param name="exception">exception</param> 213 public void Error(object message, Exception exception) 214 { 215 Error(this._type, message, exception); 216 } 217 #endregion 218 219 #region Fatal 220 /// <summary> 221 /// Fatal 222 /// </summary> 223 /// <param name="source">source</param> 224 /// <param name="message">message</param> 225 public static void Fatal(Type source, object message) 226 { 227 ILog logger = GetLogger(source); 228 if (logger.IsFatalEnabled) 229 logger.Fatal(message); 230 } 231 232 /// <summary> 233 /// Fatal 234 /// </summary> 235 /// <param name="source">source</param> 236 /// <param name="message">message</param> 237 /// <param name="exception">exception</param> 238 public static void Fatal(Type source, object message, Exception exception) 239 { 240 GetLogger(source).Fatal(message, exception); 241 } 242 243 /// <summary> 244 /// Fatal 245 /// </summary> 246 /// <param name="message">message</param> 247 public void Fatal(object message) 248 { 249 Fatal(this._type, message); 250 } 251 252 /// <summary> 253 /// Fatal 254 /// </summary> 255 /// <param name="message">message</param> 256 /// <param name="exception">exception</param> 257 public void Fatal(object message, Exception exception) 258 { 259 Fatal(this._type, message, exception); 260 } 261 #endregion 262 } 263 }
2，Log4Net.config
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="Log/Info/"/> 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，每月一个文件夹，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="yyyy-MM/yyyy-MM-dd".log"" /> 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] "/> 37 <Footer value="[Footer] "/> 38 <!--正文--> 39 <ConversionPattern value="%date ThreadID:[%thread] Level：%-5level Logger：%logger property:[%property{NDC}] %nMessage：%message%newline" /> 40 </layout> 41 <filter type="log4net.Filter.LevelRangeFilter"> 42 <levelMin value="Debug" /> 43 <levelMax value="Warn" /> 44 </filter> 45 </appender> 46 47 <appender name="Log4Net_ERROR" type="log4net.Appender.RollingFileAppender"> 48 <file value="Log/Error/"/> 49 <appendToFile value="true"/> 50 <RollingStyle value="Date"/> 51 <DatePattern value="yyyy-MM/yyyy-MM-dd".log"" /> 52 <StaticLogFileName value="false"/> 53 <lockingModel type="log4net.Appender.FileAppender+MinimalLock" /> 54 <layout type="log4net.Layout.PatternLayout"> 55 <Header value="[Header] "/> 56 <Footer value="[Footer] "/> 57 <!--正文--> 58 <ConversionPattern value="%date ThreadID:[%thread] Level：%-5level Logger：%logger property:[%property{NDC}] %nMessage：%message%newline" /> 59 </layout> 60 <filter type="log4net.Filter.LevelRangeFilter"> 61 <levelMin value="ERROR" /> 62 <levelMax value="FATAL" /> 63 </filter> 64 </appender> 65 66 <root> 67 <level value="ALL"/> 68 <appender-ref ref="Log4Net_INFO" /> 69 <appender-ref ref="Log4Net_ERROR" /> 70 </root> 71 72 </log4net> 73 74 </configuration>
3，使用方式，项目添加log4net.dll引用，添加Log4Net.config配置，属性设为“Copy always”，文件结构如下：
