/// <summary>
/// Changes the configuration provider for the trace filter
/// </summary>
/// <param name="configuration">The new configuration provider to use</param>
public void ConfigureWith(IConfiguration configuration)
{
Dispose();
if (configuration == null)
{
return;
}
_configRegistration = configuration.Register(
"/owinFramework/middleware/traceFilter",
cfg =>
{
if (cfg.MiddlewareClasses != null && cfg.MiddlewareClasses.Count > 0)
{
var name = _traceable.GetType().FullName;
if (!cfg.MiddlewareClasses.Any(c => name.EndsWith(c, StringComparison.OrdinalIgnoreCase)))
{
_traceFilterLevel = TraceFilterLevel.None;
return;
}
}
TraceFilterLevel traceFilterLevel;
if (Enum.TryParse(cfg.Level, true, out traceFilterLevel))
{
_traceFilterLevel = traceFilterLevel;
}
},
new Configuration());
}
/// <summary>
/// Constructs a new trace filter. This filter can be used in place of
/// calling the trace method directly to provide the ability to filter
/// trace messages and configure which trace messages are output to the
/// reace log
/// </summary>
/// <param name="configuration">The Owin Framework configuration mechanism</param>
/// <param name="traceable">The middleware that implements ITraceable. It will
/// be possible to filter trace messages by the class name of this middleware</param>
public TraceFilter(
IConfiguration configuration,
ITraceable traceable)
{
_traceable = traceable;
_traceFilterLevel = TraceFilterLevel.Information;
ConfigureWith(configuration);
}
