在NHibernate中使用Enterprise Library日志应用程序块

 <section name="loggingConfiguration" type="Microsoft.Practices.EnterpriseLibrary.Logging.Configuration.LoggingSettings, Microsoft.Practices.EnterpriseLibrary.Logging, Version=6.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" requirePermission="true" />

 <listeners>

     <add name="Rolling Flat File Trace Listener" type="Microsoft.Practices.EnterpriseLibrary.Logging.TraceListeners.RollingFlatFileTraceListener, Microsoft.Practices.EnterpriseLibrary.Logging, Version=6.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"

        listenerDataType="Microsoft.Practices.EnterpriseLibrary.Logging.Configuration.RollingFlatFileTraceListenerData, Microsoft.Practices.EnterpriseLibrary.Logging, Version=6.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"

        fileName="trace.log" formatter="Text Formatter" rollInterval="Day" />

  </listeners>

 <formatters>

     <add type="Microsoft.Practices.EnterpriseLibrary.Logging.Formatters.TextFormatter, Microsoft.Practices.EnterpriseLibrary.Logging, Version=6.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"

        template="Timestamp: {timestamp}{newline}Message: {message}{newline}Category: {category}{newline}Priority: {priority}{newline}EventId: {eventid}{newline}Severity: {severity}{newline}Title:{title}{newline}Machine: {localMachine}{newline}App Domain: {localAppDomain}{newline}ProcessId: {localProcessId}{newline}Process Name: {localProcessName}{newline}Thread Name: {threadName}{newline}Win32 ThreadId:{win32ThreadId}{newline}Extended Properties: {dictionary({key} - {value}{newline})}"

        name="Text Formatter" />

  </formatters>

 <categorySources>

     <add switchValue="All" name="General">

       <listeners>

           <add name="Rolling Flat File Trace Listener" />

        </listeners>

     </add>

  </categorySources>

 <specialSources>

     <allEvents switchValue="All" name="All Events" />

     <notProcessed switchValue="All" name="Unprocessed Category" />

    <errors switchValue="All" name="Logging Errors &amp; Warnings">

       <listeners>

           <add name="Rolling Flat File Trace Listener" />

        </listeners>

     </errors>

  </specialSources>

  private readonly LogWriter _logWriter;

  public NHibernateLogger()

  {

     _logWriter = EnterpriseLibraryContainer.Current.GetInstance<LogWriter>();

  }

  public void Log(NHibernate.Log.NHibernateLogLevel logLevel, string message)

  {

     if (logLevel == NHibernate.Log.NHibernateLogLevel.Error || logLevel == NHibernate.Log.NHibernateLogLevel.Fatal)

     {

        _logWriter.Write(message, "NHibernate", TraceEventType.Error);

     }

     else if (logLevel == NHibernate.Log.NHibernateLogLevel.Warn)

     {

        _logWriter.Write(message, "NHibernate", TraceEventType.Warning);

     }

     else if (logLevel == NHibernate.Log.NHibernateLogLevel.Info)

     {

        _logWriter.Write(message, "NHibernate", TraceEventType.Information);

     }

     else if (logLevel == NHibernate.Log.NHibernateLogLevel.Debug)

     {

        _logWriter.Write(message, "NHibernate", TraceEventType.Verbose);

     }

  }

  public bool IsEnabled(NHibernate.Log.NHibernateLogLevel logLevel)

  {

     return true;

  }