using ICSharpCode.SharpZipLib.GZip;

using System;

using System.Diagnostics;

using System.IO;

using System.Reflection;

using System.Text;

​

namespace GZipTest

{

    public class Program

    {

        public static void Main()

        {

            Trace.WriteLine("****************SharpZipLib Test*****************************");

            var text = @"

            {

  ""objectId"": ""bbad4cc8-bce8-438e-8683-3e603d746dee"",

  ""timestamp"": ""2021-04-28T14:02:42.247Z"",

  ""variable"": ""temperatureArray"",

  ""model"": ""abc.abcdefg.abcdef"",

  ""quality"": 5,

  ""value"": [ 43.471600438222104, 10.00940101687303, 39.925500606152, 32.34369812176735, 33.07786476010357 ]

}";

            var ipStringSize = Encoding.UTF8.GetByteCount(text);

            var compressedString = CompressString(text);

            var opStringSize = compressedString.Length;

            float stringCompressionRatio = (float)opStringSize / ipStringSize;

            Console.WriteLine("String Compression Ratio using SharpZipLib " + stringCompressionRatio);

        }

​

        public static byte[] CompressString(string text)

        {

            if (string.IsNullOrEmpty(text))

                return null;

            byte[] buffer = Encoding.UTF8.GetBytes(text);

            using (var compressedStream = new MemoryStream())

            {

                GZip.Compress(new MemoryStream(buffer), compressedStream, false);

                byte[] compressedData = compressedStream.ToArray();

                return compressedData;

            }

        }

    }

}