Contents

using System;

using NLog;
using NLog.Targets;
using NLog.Targets.Wrappers;
using System.Diagnostics;

class Example
{
    static void Main(string[] args)
    {
        FileTarget wrappedTarget = new FileTarget();
        wrappedTarget.FileName = "${basedir}/file.txt";

        PostFilteringTargetWrapper postFilteringTarget = new PostFilteringTargetWrapper();
        postFilteringTarget.WrappedTarget = wrappedTarget;

        // set up default filter
        postFilteringTarget.DefaultFilter = "level >= LogLevel.Info";

        FilteringRule rule;

        // if there are any warnings in the buffer
        // dump the messages whose level is Debug or higher

        rule = new FilteringRule();
        rule.Exists = "level >= LogLevel.Warn";
        rule.Filter = "level >= LogLevel.Debug";

        postFilteringTarget.Rules.Add(rule);

        BufferingTargetWrapper target = new BufferingTargetWrapper();
        target.BufferSize = 100;
        target.WrappedTarget = postFilteringTarget;

        NLog.Config.SimpleConfigurator.ConfigureForTargetLogging(target, LogLevel.Debug);

        Logger logger = LogManager.GetLogger("Example");
        logger.Debug("log message");
    }
}

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
nlog-1.0.0.505.20100822	docs/examples/targets/Configuration API/PostFilteringWrapper/Simple/Example.cs
nlog-1.0.0.505	docs/examples/targets/Configuration API/PostFilteringWrapper/Simple/Example.cs
nlog-1.0.0.505-mswin32	docs/examples/targets/Configuration API/PostFilteringWrapper/Simple/Example.cs