protected bool GetLoggerEventForRunningCall(int iEventMRef, out LogEventEntry entry, out ServiceLogEventOptions logOptions)
{
EEntry e = _eRefs[iEventMRef];
logOptions = e.LogOptions;
bool isDisabled = _impl == null || _impl.Status == RunningStatus.Disabled;
if (isDisabled || _impl.Status == RunningStatus.Stopped)
{
if ((logOptions & ServiceLogEventOptions.SilentEventRunningStatusError) != 0)
{
entry = null;
if ((logOptions & ServiceLogEventOptions.LogSilentEventRunningStatusError) != 0)
{
_serviceHost.LogEventNotRunningError(e.Event, isDisabled);
}
return(false);
}
if (isDisabled)
{
throw new ServiceNotAvailableException(_typeInterface);
}
else
{
throw new ServiceStoppedException(_typeInterface);
}
}
logOptions &= ServiceLogEventOptions.CreateEntryMask;
entry = logOptions != 0 ? _serviceHost.LogEventEnter(e.Event, logOptions) : null;
return(true);
}
internal LogEventEntry LogEventEnter(EventInfo e, ServiceLogEventOptions logOptions)
{
Debug.Assert(logOptions != 0);
LogEventEntry ee = new LogEventEntry();
if ((logOptions & ServiceLogEventOptions.EndRaise) == 0)
{
ee.InitClose(++_nextLSN, _currentDepth, e);
// Emits the "Created" event.
EventHandler <LogEventArgs> h = EventCreated;
if (h != null)
{
h(_eventSender, ee);
}
}
else //if( (logOptions & ServiceLogEventOptions.StartRaise) != 0) //if we are only logging the EndRaise, we should NOT log through LogEventEnter
{
ee.InitOpen(++_nextLSN, _currentDepth++, e);
// Emits the "Creating" event.
EventHandler <LogEventArgs> h = EventCreating;
if (h != null)
{
h(_eventSender, ee);
}
}
return(ee);
}
protected bool GetLoggerEventForAnyCall(int iEventMRef, out LogEventEntry entry, out ServiceLogEventOptions logOptions)
{
EEntry e = _eRefs[iEventMRef];
logOptions = e.LogOptions & ServiceLogEventOptions.CreateEntryMask;
entry = logOptions != 0 ? _serviceHost.LogEventEnter(e.Event, logOptions) : null;
return(true);
}
internal LogEventEntryError(int lsn, LogEventEntry e, MethodInfo target, Exception ex)
{
Debug.Assert(e != null && target != null && ex != null);
LSN = lsn;
_entry = e;
_target = target;
_exception = ex;
}
/// <summary>
/// Called at the end of an event raising that have an existing opened log entry.
/// Entries that have been created by <see cref="LogEventError(EventInfo,MethodInfo,Exception)"/> (because an exception
/// has been raised by at least one receiver) are not tracked.
/// </summary>
/// <param name="ee">The entry of the event that ended.</param>
internal void LogEventEnd(LogEventEntry ee)
{
Debug.Assert(ee.IsCreating);
--_currentDepth;
ee.Close();
EventHandler <LogEventArgs> h = EventCreated;
if (h != null)
{
h(_eventSender, ee);
}
}
/// <summary>
/// Called whenever the recipient of an event raises an exception and the event log already exists.
/// This appends the error to the error list of the event entry.
/// </summary>
/// <param name="ee">Existing event log entry.</param>
/// <param name="target">Culprit method.</param>
/// <param name="ex">Exception raised by the culprit method.</param>
internal void LogEventError(LogEventEntry ee, MethodInfo target, Exception ex)
{
LogEventEntryError l = new LogEventEntryError(++_nextLSN, ee, target, ex);
ee.AddError(l);
EventHandler <LogEventArgs> h = EventCreated;
if (h != null)
{
h(_eventSender, l);
}
else
{
_untrackedErrors.Add(l);
}
}
/// <summary>
/// Called whenever the recipient of an event raises an exception and the event is not
/// yet logged (no <see cref="LogEventEntry"/> exists). This creates the entry for the event
/// and the associated error.
/// </summary>
/// <param name="e">The reflected event info.</param>
/// <param name="target">Culprit method.</param>
/// <param name="ex">Exception raised by the culprit method.</param>
/// <returns>The created event entry that holds the error.</returns>
internal LogEventEntry LogEventError(EventInfo e, MethodInfo target, Exception ex)
{
// This LogEventEntry is an hidden one. We do not emit it.
LogEventEntry ee = new LogEventEntry();
LogEventEntryError l = new LogEventEntryError(++_nextLSN, ee, target, ex);
ee.InitError(++_nextLSN, _currentDepth, e, l);
// Emits the error.
EventHandler <LogEventArgs> h = EventCreated;
if (h != null)
{
h(_eventSender, l);
}
else
{
_untrackedErrors.Add(l);
}
return(ee);
}
protected bool OnEventHandlingException(int iEventMRef, MethodInfo target, Exception ex, ref LogEventEntry ee)
{
EEntry e = _eRefs[iEventMRef];
if ((e.LogOptions & ServiceLogEventOptions.LogErrors) != 0)
{
if (ee != null)
{
_serviceHost.LogEventError(ee, target, ex);
}
else
{
ee = _serviceHost.LogEventError(e.Event, target, ex);
}
}
return((e.LogOptions & ServiceLogEventOptions.SilentEventError) != 0);
}
protected void LogEndRaise(LogEventEntry e)
{
Debug.Assert(e != null);
_serviceHost.LogEventEnd(e);
}
