// Must be a separated method that is called by all other WriteLine methods otherwise calling method cannot be determined.
private void WriteLineInternal(string message, string category)
{
if (string.IsNullOrEmpty(message))
{
throw new ArgumentNullException("message");
}
if (string.IsNullOrEmpty(category))
{
throw new ArgumentNullException("category");
}
MethodBase currentMethod = RadoslavFileTraceListener.GetCallingMethod();
message = string.Join(
"|",
DateTime.UtcNow.ToString("yyyy\\/MM\\/dd hh:mm:ss.fffffff", CultureInfo.InvariantCulture), // Sortable format with milliseconds.
category.ToUpperInvariant(),
currentMethod.DeclaringType.Name,
currentMethod.Name,
Thread.CurrentThread.ManagedThreadId,
message);
base.WriteLine(message);
}
/// <summary>
/// Creates a new instance of the <see cref="RadoslavFileTraceListener"/> class with a specified file name and
/// adds it to the <see cref="Trace"/>.<see cref="Trace.Listeners"/> collection.
/// </summary>
/// <param name="fileName">The log file name.</param>
/// <returns>The newly created <see cref="RadoslavFileTraceListener"/> instance.</returns>
public static RadoslavFileTraceListener Add(string fileName)
{
RadoslavFileTraceListener result = new RadoslavFileTraceListener(fileName);
Trace.Listeners.Add(result);
return(result);
}
/// <summary>
/// Creates a new instance of the <see cref="RadoslavFileTraceListener"/> class with a temp file name and
/// adds it to the <see cref="Trace"/>.<see cref="Trace.Listeners"/> collection.
/// </summary>
/// <returns>The newly created <see cref="RadoslavFileTraceListener"/> instance.</returns>
public static RadoslavFileTraceListener Add()
{
RadoslavFileTraceListener result = new RadoslavFileTraceListener();
Trace.Listeners.Add(result);
return(result);
}
/// <summary>
/// Changes the underlying log file name.
/// </summary>
/// <remarks>This method removes the current <see cref="RadoslavFileTraceListener"/> instance from the
/// <see cref="Trace"/>.<see cref="Trace.Listeners"/> collection, renames the old file to <paramref name="newFileName"/>,
/// and creates a new <see cref="RadoslavFileTraceListener"/> instance logging to the new file name.</remarks>
/// <param name="newFileName">The new file name.</param>
/// <returns>A new <see cref="RadoslavFileTraceListener"/> instance with the specified file name.</returns>
public RadoslavFileTraceListener ChangeFileName(string newFileName)
{
this.Flush();
Trace.Listeners.Remove(this);
this.Close();
string logFileFolder = Path.GetDirectoryName(newFileName);
if (!Directory.Exists(logFileFolder))
{
Directory.CreateDirectory(logFileFolder);
}
File.Move(this.fileName, newFileName);
RadoslavFileTraceListener result = new RadoslavFileTraceListener(newFileName);
Trace.Listeners.Add(result);
return(result);
}