NetworkService/LanguageXml.cs

using System.Collections.Generic;

namespace NWService
{
    public class LanguageXml
    {
        public LanguageXml()
        {
            this.messageMaps = new Dictionary<string, string>();
        }

        public Dictionary<string, string> messageMaps = new Dictionary<string, string>();
        public string GetMessage(string key, string defaultMessage)
        {
            if (messageMaps.ContainsKey(key))
            {
                return messageMaps[key];
            }
            else
            {
                return defaultMessage;
            }
        }
    }
}