FranzHuber23: Juni 2020

A simple trace writer for Newtonsoft.Json serialization / deserialization debugging
and logging to Serilog.

Link: https://gist.github.com/SeppPenner/1968bbd4a47055471a135bdfbc58ac2b

Code:

// <copyright file="SerilogTraceWriter.cs" company="Hämmer Electronics">

// </copyright>

// <summary>

//   A custom trace writer to write serialization information for Newtonsoft.Json to Serilog.

// </summary>

// --------------------------------------------------------------------------------------------------------------------

namespace Data.Serialization

{

using System;

using System.Diagnostics;

using System.Diagnostics.CodeAnalysis;

using Newtonsoft.Json.Serialization;

using Serilog;

/// <summary>

    /// A custom trace writer to write serialization information for Newtonsoft.Json to Serilog.

/// </summary>

    [SuppressMessage("StyleCop.CSharp.DocumentationRules", "SA1650:ElementDocumentationMustBeSpelledCorrectly", Justification = "Reviewed. Suppression is OK here.")]

public class SerilogTraceWriter : ITraceWriter

{

/// <summary>

/// The logger.

/// </summary>

private static readonly ILogger Logger = Log.ForContext<SerilogTraceWriter>();

/// <inheritdoc cref="ITraceWriter"/>

/// <summary>

        /// Gets the <see cref="TraceLevel"/> that will be used to filter the trace messages passed to the writer.

        /// For example a filter level of <see cref="TraceLevel.Info"/> will exclude <see cref="TraceLevel.Verbose"/> messages and include <see cref="TraceLevel.Info"/>,

        /// <see cref="TraceLevel.Warning"/> and <see cref="TraceLevel.Error"/> messages.

/// </summary>

        /// <value>The <see cref="TraceLevel"/> that will be used to filter the trace messages passed to the writer.</value>

/// <seealso cref="ITraceWriter"/>

public TraceLevel LevelFilter => TraceLevel.Verbose;

/// <inheritdoc cref="ITraceWriter"/>

/// <summary>

/// Writes the specified trace level, message and optional exception.

/// </summary>

        /// <param name="level">The <see cref="TraceLevel"/> at which to write this trace.</param>

/// <param name="message">The trace message.</param>

/// <param name="ex">The trace exception. This parameter is optional.</param>

/// <seealso cref="ITraceWriter"/>

public void Trace(TraceLevel level, string message, Exception ex)

{

// ReSharper disable once SwitchStatementHandlesSomeKnownEnumValuesWithDefault

switch (level)

{

                case TraceLevel.Info: Logger.Information("Message: {message}, Exception: {exception}.", message, ex);

break;

                case TraceLevel.Warning: Logger.Warning("Message: {message}, Exception: {exception}.", message, ex);

break;

                case TraceLevel.Verbose: Logger.Verbose("Message: {message}, Exception: {exception}.", message, ex);

break;

                case TraceLevel.Error: Logger.Error("Message: {message}, Exception: {exception}.", message, ex);

break;

case TraceLevel.Off: break;

}

// --------------------------------------------------------------------------------------------------------------------

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