public static void Main()
{
var baseEntry = new SimpleLogEntry()
{
Created = DateTime.Now,
Message = "test"
};
var simpleEntry = new SimpleLogEntry(baseEntry)
{
AdditionalInfo = "additional"
};
var exceptionEntry = new ExceptionLogEntry(baseEntry)
{
ExceptionCode = 111
};
//it is possible to declare multiple visitors for particular hierarchy of objects
// for example: PersistentLogEntryVisitors that allows to process LogEntries and save them to storage
var visitor = new LogEntryVisitor();
visitor.ProcessLogEntry(simpleEntry);
Assert.Contains("simple", visitor.State);
visitor.ProcessLogEntry(exceptionEntry);
Assert.Contains("exception", visitor.State);
TestRunner.Print();
}
public void CompositeTests()
{
var rule = LogRuleFactory.RejectOldEntriesWithLowSeverity(TimeSpan.FromDays(7));
LogEntry logEntry = new ExceptionLogEntry();
Assert.IsTrue(rule.ShouldImport(logEntry));
}
public void ImportsExceptionEntry()
{
// Arrange
var logEntry = new ExceptionLogEntry();
// Assert
Assert.IsTrue(_rule.ShouldImport(logEntry));
}
static void Main(string[] args)
{
ExceptionLogEntry exlogEntry = new ExceptionLogEntry();
SimpleLogEntry simpleLogEntry = new SimpleLogEntry();
var dbsaver = new DatabaseLogSaver();
dbsaver.SaveLogEntry(simpleLogEntry);
dbsaver.SaveLogEntry(exlogEntry);
Console.ReadLine();
}
public void Log <TState>(LogLevel logLevel, EventId eventId, TState state, Exception exception, Func <TState, Exception, string> formatter)
{
ILogEntry document;
if (exception == null)
{
document = new LogEntry()
{
EventId = eventId,
MachineName = Environment.MachineName,
Category = this.Category,
LogLevel = logLevel,
CreatedDateTime = DateTime.UtcNow,
Message = formatter(state, exception)
};
}
else
{
var formattedException = new StringBuilder();
formattedException.Append(state);
formattedException.AppendLine(string.Format("\n[{0}] {1}", exception.GetType().Name, exception.Message));
formattedException.AppendLine(exception.StackTrace);
var innerException = exception.InnerException;
while (innerException != null)
{
formattedException.AppendLine(string.Format("\n[{0}] {1}", innerException.GetType().Name, innerException.Message));
innerException = innerException.InnerException;
}
document = new ExceptionLogEntry()
{
EventId = eventId,
MachineName = Environment.MachineName,
Category = this.Category,
LogLevel = logLevel,
CreatedDateTime = DateTime.UtcNow,
Message = formatter(state, exception),
Exception = formattedException.ToString()
};
}
this.DatabaseWriter.Write(document);
}
void ILogEntryVisitor.Visit(ExceptionLogEntry exceptionLogEntry)
{
State = $"LogEntryVisitor[{nameof(exceptionLogEntry)}]";
}
public void SaveException(ExceptionLogEntry exceptionLogEntry)
{
Console.WriteLine("ElasticSearchLogSaver SaveException() " + exceptionLogEntry.Exception.Message);
}
void ILogEntryVisitor.Visit(ExceptionLogEntry exceptionLogEntry)
{
SaveException(exceptionLogEntry);
}
private void SaveException(ExceptionLogEntry exceptionLogEntry)
{
}
private void SaveException(ExceptionLogEntry logEntry)
{
}
void ILogEntryVisitor.Visit(ExceptionLogEntry exceptionLogEntry)
{
SaveException(exceptionLogEntry);
}
public void SaveException(ExceptionLogEntry exceptionLogEntry)
{
// saves to es
}
private void SaveException(ExceptionLogEntry exceptionLogEntry)
{
Console.WriteLine("ExLog saved");
}
private void SaveException(ExceptionLogEntry exception)
{
throw new System.NotImplementedException();
}
public void Visit(ExceptionLogEntry exceptionLogEntry)
{
SaveException(exceptionLogEntry);
}
public void Insert(ExceptionLogEntry entry)
{
_context.ExceptionLogEntries.Add(entry);
_context.SaveChanges();
}
