一般使用log4net时,都通过XML文件进行配置。如果你不想用XML文件,可以通过代码进行配置,示例代码如下:
string LOG_PATTERN = "%d [%t] %-5p %c [%x] - %m%n";
string LOG_FILE_PATH = Server.MapPath("job.log");
Hierarchy hierarchy = (Hierarchy)LogManager.GetRepository();
hierarchy.Name = "job.cnblogs.com";
TraceAppender tracer = new TraceAppender();
PatternLayout patternLayout = new PatternLayout();
patternLayout.ConversionPattern = LOG_PATTERN;
patternLayout.ActivateOptions();
tracer.Layout = patternLayout;
tracer.ActivateOptions();
hierarchy.Root.AddAppender(tracer);
RollingFileAppender roller = new RollingFileAppender();
roller.Layout = patternLayout;
roller.AppendToFile = true;
roller.RollingStyle = RollingFileAppender.RollingMode.Size;
roller.MaxSizeRollBackups = 4;
roller.MaximumFileSize = "100KB";
roller.StaticLogFileName = true;
roller.File = LOG_FILE_PATH;
roller.ActivateOptions();
hierarchy.Root.AddAppender(roller);
hierarchy.Root.Level = log4net.Core.Level.All;
hierarchy.Configured = true;
log4net.LogManager.GetLogger("job.cnblogs.com").Info("Hello world!");