public static T GetValue <T>(LogEventPropertyValue pv, T defaultValue)
{
switch (pv.GetType().Name)
{
case nameof(ScalarValue):
return((T)((ScalarValue)pv).Value);
}
return(defaultValue);
}
private static LogEventPropertyValue CreateEventPropertyValueRecursively(LogEventPropertyValue logEventPropertyValue, Func <string, LogEventPropertyValue, LogEventPropertyValue> recur)
{
switch (logEventPropertyValue)
{
case SequenceValue sequenceValue:
{
var values = sequenceValue.Elements
.Select(e => recur(null, e))
.Where(e => e != null)
.ToArray();
return(values.Any() ? new SequenceValue(values) : null);
}
case DictionaryValue dictionaryValue:
{
var values = dictionaryValue.Elements
.ToDictionary(kvp => kvp.Key, kvp => recur(kvp.Key.Value?.ToString(), kvp.Value))
.Where(kvp => kvp.Value != null)
.ToArray();
return(values.Any() ? new DictionaryValue(values) : null);
}
case StructureValue structureValue:
{
var values = structureValue.Properties
.Select(p => new { p.Name, Value = recur(p.Name, p.Value) })
.Where(p => p.Value != null)
.Select(p => new LogEventProperty(p.Name, p.Value))
.ToArray();
return(values.Any() ? new StructureValue(values, typeTag: structureValue.TypeTag) : null);
}
default:
SelfLog.WriteLine("Unknown LogEventPropertyValue type: {0}", logEventPropertyValue.GetType());
return(null);
}
}
