Network C#

using System;
using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.Configuration;
using System.Runtime.Serialization;
using Microsoft.Http;
using System.Runtime.Serialization.Json;
public class RestServiceUtil
{
    public static void HandleHTTPErrorCode(HttpResponseMessage response)
    {
        if (response.StatusCode == System.Net.HttpStatusCode.OK)
            return;
        if (response.StatusCode == System.Net.HttpStatusCode.BadRequest)
        {
            string content = response.Content.ReadAsString().Replace("\"", "");
            if (content.StartsWith("BRE_"))
                throw new ScrumFactory.Exceptions.BusinessRuleViolationException(content);
        }
        throw new Exceptions.ServerErrorException();
    }
}