/// <summary>
/// Appends the specified builder.
/// </summary>
/// <param name="builder">The builder.</param>
/// <param name="logEventInfo">The log event info.</param>
protected override void Append(StringBuilder builder, LogEventInfo logEventInfo)
{
var logEvent = new LogEvent();
logEvent.Populate(logEventInfo);
string xml = logEvent.Save();
builder.Append(xml);
}
private LogEvent ReadLog(XmlReader reader)
{
var logEvent = new LogEvent();
if (reader.IsEmptyElement)
{
reader.Skip();
return logEvent;
}
reader.ReadStartElement();
reader.MoveToContent();
while (reader.NodeType != XmlNodeType.EndElement && reader.NodeType != XmlNodeType.None)
{
if (reader.NodeType != XmlNodeType.Element)
{
reader.MoveToContent();
continue;
}
string name = reader.LocalName;
if (name == "SequenceID")
logEvent.SequenceID = XmlConvert.ToInt32(reader.ReadElementString());
else if (name == "TimeStamp")
logEvent.TimeStamp = XmlConvert.ToDateTime(reader.ReadElementString(), XmlDateTimeSerializationMode.RoundtripKind);
else if (name == "Level")
logEvent.Level = reader.ReadElementString();
else if (name == "LoggerName")
logEvent.LoggerName = reader.ReadElementString();
else if (name == "Message")
logEvent.Message = reader.ReadElementString();
else if (name == "StackTrace")
logEvent.StackTrace = reader.ReadElementString();
else if (name == "Error")
logEvent.Error = ReadError(reader);
else if (name == "Properties")
logEvent.Properties = ReadProperties(reader);
else
reader.Skip(); // skip unknown
reader.MoveToContent();
}
reader.ReadEndElement();
return logEvent;
}
public void NestedErrorWrite()
{
LogEvent logEvent = new LogEvent();
string path = "blah.txt";
try
{
try
{
string text = File.ReadAllText(path);
}
catch (Exception ioex)
{
throw new ApplicationException("Error reading file.", ioex);
}
}
catch (Exception ex)
{
var log = _logger.Error()
.Message("Error reading file '{0}'.", path)
.Exception(ex)
.Property("Test", "ErrorWrite")
.LogEventInfo;
logEvent.Populate(log);
}
string fileName = string.Format("LogEvent-{0}.xml", DateTime.Now.Ticks);
string xml = logEvent.Save();
File.WriteAllText(fileName, xml);
string outputFileName = Path.ChangeExtension(fileName, ".Writer.xml");
var settings = new XmlWriterSettings { Indent = true };
var writer = XmlWriter.Create(outputFileName, settings);
var eventWriter = new LogEventWriter();
eventWriter.Write(writer, logEvent);
writer.Flush();
writer.Close();
string newXml = File.ReadAllText(outputFileName);
var newEvent = LogEvent.Load(newXml);
newEvent.Should().NotBeNull();
}
public void Write(XmlWriter writer, LogEvent logEvent)
{
writer.WriteStartElement("LogEvent");
if (logEvent.SequenceID != default(int))
writer.WriteElementString("SequenceID",
XmlConvert.ToString(logEvent.SequenceID));
if (logEvent.TimeStamp != default(DateTime))
writer.WriteElementString("TimeStamp", XmlConvert.ToString(logEvent.TimeStamp, XmlDateTimeSerializationMode.RoundtripKind));
if (logEvent.Level != null)
writer.WriteElementString("Level", logEvent.Level);
if (logEvent.LoggerName != null)
writer.WriteElementString("LoggerName", logEvent.LoggerName);
if (logEvent.Message != null)
writer.WriteElementString("Message", logEvent.Message);
if (logEvent.StackTrace != null)
writer.WriteElementString("StackTrace", logEvent.StackTrace);
if (logEvent.Error != null)
{
writer.WriteStartElement("Error");
WriteError(writer, logEvent.Error);
writer.WriteEndElement(); // Error
}
if (logEvent.Properties != null)
{
writer.WriteStartElement("Properties");
WriteProperties(writer, logEvent.Properties);
writer.WriteEndElement(); // Properties
}
writer.WriteEndElement(); // LogEvent
}