标签:ini mod maxsize and logfile file read app 绝对路径
using log4net; using log4net.Appender; using log4net.Core; using log4net.Layout; using log4net.Repository.Hierarchy; using System; using System.Collections.Concurrent; using System.Collections.Generic; using System.Text; namespace NetCoreLog { public static class CustomRollingFileLogger { private static readonly ConcurrentDictionary<string, ILog> loggerContainer = new ConcurrentDictionary<string, ILog>(); //默认配置 private const int MAX_SIZE_ROLL_BACKUPS = 20; private const string LAYOUT_PATTERN = "%n错误时间:%d %n错误级别:%-5p%n错误内容:%m%n"; private const string DATE_PATTERN = "yyyy-MM-dd"; private const string MAXIMUM_FILE_SIZE = "200MB"; private const string LEVEL = "ALL"; public static ILog GetLogger(string filename = "Log",string category=null) { category = category ?? DateTime.Now.ToString("yyyy-MM-dd"); return GetCustomLogger(filename, category); } public static ILog GetCustomLogger(string loggerName, string category = null, bool additivity = false) { return loggerContainer.GetOrAdd(loggerName, delegate (string name) { RollingFileAppender newAppender = GetNewFileApender(loggerName, GetFile(category, loggerName), MAX_SIZE_ROLL_BACKUPS, true, true, MAXIMUM_FILE_SIZE, RollingFileAppender.RollingMode.Composite, DATE_PATTERN, LAYOUT_PATTERN); var repository = (Hierarchy)LogManager.GetRepository("NETCoreRepository"); Logger logger = repository.LoggerFactory.CreateLogger(repository, loggerName); logger.Hierarchy = repository; logger.Parent = repository.Root; logger.Level = GetLoggerLevel(LEVEL); logger.Additivity = additivity; logger.AddAppender(newAppender); logger.Repository.Configured = true; return new LogImpl(logger); }); } //如果没有指定文件路径则在运行路径下建立 Log\{loggerName}.txt private static string GetFile(string category, string loggerName) { if (string.IsNullOrEmpty(category)) { return string.Format(@"log\{0}.log", loggerName); } else { return string.Format(@"log\{0}\{1}.log", category, loggerName); } } private static Level GetLoggerLevel(string level) { if (!string.IsNullOrEmpty(level)) { switch (level.ToLower().Trim()) { case "debug": return Level.Debug; case "info": return Level.Info; case "warn": return Level.Warn; case "error": return Level.Error; case "fatal": return Level.Fatal; } } return Level.Debug; } private static RollingFileAppender GetNewFileApender(string appenderName, string file, int maxSizeRollBackups, bool appendToFile = true, bool staticLogFileName = false, string maximumFileSize = "2MB", RollingFileAppender.RollingMode rollingMode = RollingFileAppender.RollingMode.Size, string datePattern = "yyyyMMdd\".txt\"", string layoutPattern = "%d [%t] %-5p %c - %m%n") { RollingFileAppender appender = new RollingFileAppender { LockingModel = new FileAppender.MinimalLock(), Name = appenderName, File = file, AppendToFile = appendToFile, MaxSizeRollBackups = maxSizeRollBackups, MaximumFileSize = maximumFileSize, StaticLogFileName = staticLogFileName, RollingStyle = rollingMode, DatePattern = datePattern }; PatternLayout layout = new PatternLayout(layoutPattern); appender.Layout = layout; layout.ActivateOptions(); appender.ActivateOptions(); return appender; } } }
使用方法
public static void Custom(string fileName,object message) { var log= CustomRollingFileLogger.GetLogger(fileName); log.Info(message); }
转载于:https://www.cnblogs.com/LittleFeiHu/p/8651481.html
常规用法:
配置文件
<?xml version="1.0" encoding="utf-8" ?> <configuration> <configSections> <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net"/> </configSections> <log4net> <!--根配置--> <root> <!--日志级别:可选值: ERROR > WARN > INFO > DEBUG --> <level value="ALL" /> <appender-ref ref="ErrorLog" /> <appender-ref ref="WarnLog" /> <appender-ref ref="InfoLog" /> <appender-ref ref="DebugLog" /> </root> <!-- 错误 Error.log--> <appender name="ErrorLog" type="log4net.Appender.RollingFileAppender"> <!--目录路径,可以是相对路径或绝对路径--> <param name="File" value="./log"/> <!--文件名,按日期生成文件夹--> <param name="DatePattern" value="/yyyy-MM-dd/"Error.log""/> <!--追加到文件--> <appendToFile value="true"/> <!--创建日志文件的方式,可选值:Date[日期],文件大小[Size],混合[Composite]--> <rollingStyle value="Composite"/> <!--写到一个文件--> <staticLogFileName value="false"/> <!--单个文件大小。单位:KB|MB|GB--> <maximumFileSize value="200MB"/> <!--最多保留的文件数,设为"-1"则不限--> <maxSizeRollBackups value="-1"/> <!--日志格式--> <layout type="log4net.Layout.PatternLayout"> <conversionPattern value="%n错误时间:%d %n错误级别:%-5p%n错误内容:%m%n"/> </layout> <filter type="log4net.Filter.LevelRangeFilter"> <param name="LevelMin" value="ERROR" /> <param name="LevelMax" value="ERROR" /> </filter> </appender> <!-- 警告 Warn.log--> <appender name="WarnLog" type="log4net.Appender.RollingFileAppender"> <!--目录路径,可以是相对路径或绝对路径--> <param name="File" value="./log"/> <!--文件名,按日期生成文件夹--> <param name="DatePattern" value="/yyyy-MM-dd/"Warn.log""/> <!--追加到文件--> <appendToFile value="true"/> <!--创建日志文件的方式,可选值:Date[日期],文件大小[Size],混合[Composite]--> <rollingStyle value="Composite"/> <!--写到一个文件--> <staticLogFileName value="false"/> <!--单个文件大小。单位:KB|MB|GB--> <maximumFileSize value="200MB"/> <!--最多保留的文件数,设为"-1"则不限--> <maxSizeRollBackups value="-1"/> <!--日志格式--> <layout type="log4net.Layout.PatternLayout"> <conversionPattern value="%n日志时间:%d %n日志级别:%-5p%n日志内容:%m%n"/> </layout> <filter type="log4net.Filter.LevelRangeFilter"> <param name="LevelMin" value="WARN" /> <param name="LevelMax" value="WARN" /> </filter> </appender> <!-- 信息 Info.log--> <appender name="InfoLog" type="log4net.Appender.RollingFileAppender"> <!--目录路径,可以是相对路径或绝对路径--> <param name="File" value="./log"/> <!--文件名,按日期生成文件夹--> <param name="DatePattern" value="/yyyy-MM-dd/"Info.log""/> <!--追加到文件--> <appendToFile value="true"/> <!--创建日志文件的方式,可选值:Date[日期],文件大小[Size],混合[Composite]--> <rollingStyle value="Composite"/> <!--写到一个文件--> <staticLogFileName value="false"/> <!--单个文件大小。单位:KB|MB|GB--> <maximumFileSize value="200MB"/> <!--最多保留的文件数,设为"-1"则不限--> <maxSizeRollBackups value="-1"/> <!--日志格式--> <layout type="log4net.Layout.PatternLayout"> <conversionPattern value="%n日志时间:%d %n日志级别:%-5p%n日志内容:%m%n"/> </layout> <filter type="log4net.Filter.LevelRangeFilter"> <param name="LevelMin" value="INFO" /> <param name="LevelMax" value="INFO" /> </filter> </appender> <!-- 调试 Debug.log--> <appender name="DebugLog" type="log4net.Appender.RollingFileAppender"> <!--目录路径,可以是相对路径或绝对路径--> <param name="File" value="./log"/> <!--文件名,按日期生成文件夹--> <param name="DatePattern" value="/yyyy-MM-dd/"Debug.log""/> <!--追加到文件--> <appendToFile value="true"/> <!--创建日志文件的方式,可选值:Date[日期],文件大小[Size],混合[Composite]--> <rollingStyle value="Composite"/> <!--写到一个文件--> <staticLogFileName value="false"/> <!--单个文件大小。单位:KB|MB|GB--> <maximumFileSize value="200MB"/> <!--最多保留的文件数,设为"-1"则不限--> <maxSizeRollBackups value="-1"/> <!--日志格式--> <layout type="log4net.Layout.PatternLayout"> <conversionPattern value="%n日志时间:%d %n日志级别:%-5p%n日志内容:%m%n"/> </layout> <filter type="log4net.Filter.LevelRangeFilter"> <param name="LevelMin" value="DEBUG" /> <param name="LevelMax" value="DEBUG" /> </filter> </appender> </log4net> </configuration>
使用
using log4net; using log4net.Config; using log4net.Core; using log4net.Repository; using System; using System.Collections.Generic; using System.IO; using System.Text; namespace NetCoreLog { public static class Log4NetHelper { private static ILog logger; static Log4NetHelper() { ILoggerRepository repository = LogManager.CreateRepository("NETCoreRepository"); XmlConfigurator.Configure(repository, new FileInfo("log4net.config")); logger = LogManager.GetLogger(repository.Name, "NETCorelog4net"); } public static void Debug(object message) { logger.Debug(message); } public static void Error(object message) { logger.Error(message); } public static void Info(object message) { logger.Info(message); } public static void Warn(object message) { logger.Warn(message); } public static void Custom(string fileName,object message) { var log= CustomRollingFileLogger.GetLogger(fileName); log.Info(message); } } }
标签:ini mod maxsize and logfile file read app 绝对路径
原文地址:https://www.cnblogs.com/chenke123/p/12168115.html