我创建了这个辅助类。
1)您可以在应用程序中初始化所需的多个appender,因此如果一个dll调用另一个dll,则两者都可以初始化appender,并且两个appender都将起作用。
2)您还可以关闭appender(例如文件appender),然后将其作为电子邮件发送。
Log4NetFileHelper log = new Log4NetFileHelper();
log.Init();
log.AddConsoleLogging();
log.AddFileLogging(Path.Combine(AssemblyDirectory, "BatchConsole.log"));
log.AddFileLogging(Path.Combine(AssemblyDirectory, "BatchConsole_error.log"),log4net.Core.Level.Error);
public class Log4NetFileHelper
{
private string DEFAULT_LOG_FILENAME=string.Format("application_log_{0}.log",DateTime.Now.ToString("yyyyMMMdd_hhmm"));
Logger root;
public Log4NetFileHelper()
{
}
public virtual void Init()
{
root = ((Hierarchy)LogManager.GetRepository()).Root;
root.Repository.Configured = true;
}
#region Public Helper Methods
#region Console Logging
public virtual void AddConsoleLogging()
{
ConsoleAppender C = GetConsoleAppender();
AddConsoleLogging(C);
}
public virtual void AddConsoleLogging(ConsoleAppender C)
{
root.AddAppender(C);
}
#endregion
#region File Logging
public virtual FileAppender AddFileLogging()
{
return AddFileLogging(DEFAULT_LOG_FILENAME);
}
public virtual FileAppender AddFileLogging(string sFileFullPath)
{
return AddFileLogging(sFileFullPath, log4net.Core.Level.All);
}
public virtual FileAppender AddFileLogging(string sFileFullPath, log4net.Core.Level threshold)
{
return AddFileLogging(sFileFullPath, threshold,true);
}
public virtual FileAppender AddFileLogging(string sFileFullPath, log4net.Core.Level threshold, bool bAppendfile)
{
FileAppender appender = GetFileAppender(sFileFullPath, threshold , bAppendfile);
root.AddAppender(appender);
return appender;
}
public virtual SmtpAppender AddSMTPLogging(string smtpHost, string From, string To, string CC, string subject, log4net.Core.Level threshhold)
{
SmtpAppender appender = GetSMTPAppender(smtpHost, From, To, CC, subject, threshhold);
root.AddAppender(appender);
return appender;
}
#endregion
public log4net.Appender.IAppender GetLogAppender(string AppenderName)
{
AppenderCollection ac = ((log4net.Repository.Hierarchy.Hierarchy)LogManager.GetRepository()).Root.Appenders;
foreach(log4net.Appender.IAppender appender in ac){
if (appender.Name == AppenderName)
{
return appender;
}
}
return null;
}
public void CloseAppender(string AppenderName)
{
log4net.Appender.IAppender appender = GetLogAppender(AppenderName);
CloseAppender(appender);
}
private void CloseAppender(log4net.Appender.IAppender appender)
{
appender.Close();
}
#endregion
#region Private Methods
private SmtpAppender GetSMTPAppender(string smtpHost, string From, string To, string CC, string subject, log4net.Core.Level threshhold)
{
SmtpAppender lAppender = new SmtpAppender();
lAppender.Cc = CC;
lAppender.To = To;
lAppender.From = From;
lAppender.SmtpHost = smtpHost;
lAppender.Subject = subject;
lAppender.BufferSize = 512;
lAppender.Lossy = false;
lAppender.Layout = new
log4net.Layout.PatternLayout("%date{dd-MM-yyyy HH:mm:ss,fff} %5level [%2thread] %message (%logger{1}:%line)%n");
lAppender.Threshold = threshhold;
lAppender.ActivateOptions();
return lAppender;
}
private ConsoleAppender GetConsoleAppender()
{
ConsoleAppender lAppender = new ConsoleAppender();
lAppender.Name = "Console";
lAppender.Layout = new
log4net.Layout.PatternLayout(" %message %n");
lAppender.Threshold = log4net.Core.Level.All;
lAppender.ActivateOptions();
return lAppender;
}
private FileAppender GetFileAppender(string sFileName , log4net.Core.Level threshhold ,bool bFileAppend)
{
FileAppender lAppender = new FileAppender();
lAppender.Name = sFileName;
lAppender.AppendToFile = bFileAppend;
lAppender.File = sFileName;
lAppender.Layout = new
log4net.Layout.PatternLayout("%date{dd-MM-yyyy HH:mm:ss,fff} %5level [%2thread] %message (%logger{1}:%line)%n");
lAppender.Threshold = threshhold;
lAppender.ActivateOptions();
return lAppender;
}
#endregion
private void ConfigureLog(string sFileName)
{
}
}