/// <summary>
/// Calls <see cref="LogAction.Log(LogState)"/> with the given <see cref="LogState"/>.
/// </summary>
/// <param name="message">The message to pass to the <see cref="LogAction"/>.</param>
/// <param name="ex">The <see cref="Exception"/> to pass to the <see cref="LogAction"/>.</param>
/// <param name="level">The <see cref="LogLevel"/> of the message.</param>
protected override void Log(
LogLevel level,
string message,
Exception ex = null)
{
if (Level <= level)
{
StackFrame stackFrame = new StackTrace(2, true).GetFrame(0);
string filePath = stackFrame.GetFileName();
string methodName = stackFrame.GetMethod().ToString();
int lineNumber = stackFrame.GetFileLineNumber();
LogState state = new LogState(message, ex, methodName, filePath, lineNumber, level);
Action.Log(state);
}
}
/// <summary>
/// Returns a compact message from a given <see cref="LogState"/>.
/// </summary>
/// <param name="state">The <see cref="LogState"/> passed by the <see cref="Logger"/>.</param>
/// <returns>A message based on a given <see cref="LogState"/>.</returns>
public static string CompactMessage(LogState state)
{
StringBuilder sb = new StringBuilder();
sb.Append($"[{state.Time.ToString("MM/dd hh:mm")}] ");
if (state.Exception != null)
{
sb.Append($@"{state.Exception.GetType().Name} ");
}
if (!string.IsNullOrWhiteSpace(state.Message))
{
sb.Append(state.Message);
}
return(sb.AppendLine().ToString());
}
/// <summary>
/// Calls <see cref="LogAction.Log(LogState)"/> with the given <see cref="LogState"/>.
/// </summary>
/// <param name="message">The message to pass to the <see cref="LogAction"/>.</param>
/// <param name="ex">The <see cref="Exception"/> to pass to the <see cref="LogAction"/>.</param>
/// <param name="methodName">The calling method's name.</param>
/// <param name="filePath">The file that this method was called.</param>
/// <param name="lineNumber">The line number that this method was called.</param>
/// <param name="level">The <see cref="LogLevel"/> of the message.</param>
protected override void Log(
string message,
Exception ex,
string methodName,
string filePath,
int lineNumber,
LogLevel level)
{
if (Level <= level)
{
LogState state = new LogState(message, ex, methodName, filePath, lineNumber, level);
lock (this) {
Action.Log(state);
}
}
}
/// <summary>
/// Returns the default message from a given <see cref="LogState"/>.
/// </summary>
/// <param name="state">The <see cref="LogState"/> passed by the <see cref="Logger"/>.</param>
/// <returns>A message based on a given <see cref="LogState"/>.</returns>
public static string DefaultMessage(LogState state)
{
StringBuilder sb = new StringBuilder();
string level = state.Level.ToString();
sb.AppendLine($"[{state.Time.ToString("MM/dd/yyyy hh:mm:ss")} {level}] {Path.GetFileName(state.File)}::{state.Method}({state.Line})");
if (state.Exception != null)
{
sb.AppendLine($@"{state.Exception.GetType().Name} {state.Exception.Message}");
}
if (!string.IsNullOrWhiteSpace(state.Message))
{
sb.AppendLine(state.Message);
}
return(sb.ToString());
}
/// <summary>
/// Writes the log message to the given <see cref="StringBuilder"/>.
/// </summary>
/// <param name="state">The <see cref="LogState"/>.</param>
public override void Log(LogState state)
{
string msg = Compact ? CompactMessage(state) : DefaultMessage(state);
Writer.Write(msg);
}
/// <summary> /// The method that handles a call from a <see cref="Logger"/>. /// </summary> /// <param name="state">The <see cref="LogState"/> passed by the <see cref="Logger"/>.</param> public abstract void Log(LogState state);