从 Nlog 配置读取?

Read from Nlog config?

我在配置文件中有以下 NLOG 目标:

<target xsi:type="File" name="communicationTarget" fileName="${basedir}/logs/${shortdate}.log">
      <layout xsi:type="JsonLayout" includeAllProperties="true" maxRecursionLimit="10">
        <attribute name="message" layout="${message}" />
      </layout>
    </target>

有没有办法从 C# 代码中读取 maxRecursionLimit?

我试过这些:

LogManager.Configuration.AllTargets.Where(c => c.Name == "communicationTarget").FirstOrDefault();
LogManager.Configuration.FindTargetByName<FileTarget>("communicationTarget");

目前没有找到 maxRecursionLimit。

也许是这样的:

var myTarget = LogManager.Configuration.FindTargetByName("communicationTarget");
var myTarget = ((myTarget as NLog.Targets.Wrappers.WrapperTargetBase)?.WrappedTarget) ?? myTarget;
var jsonLayout = (myTarget as NLog.Targets.TargetWithLayout)?.Layout as NLog.Layouts.JsonLayout;
var maxRecursionLimit = jsonLayout?.MaxRecursionLimit;

这也将处理您应该激活 <targets async="true">

P.S。没试过编译代码:)