using System;
using System.Configuration;
using System.Web.Configuration;
using System.Collections.Specialized;
using System.Collections;

namespace Extf.Net.Configuration {

    public class AppSettings {

        public String GetSetting (String keyName) {

            NameValueCollection appSettings = WebConfigurationManager.AppSettings as NameValueCollection;

            IEnumerator appSettingsEnum = appSettings.GetEnumerator();

            int i = 0;
            try {
                while (appSettingsEnum.MoveNext()) {
                    string key = appSettings.AllKeys[i].ToString();
                    if (key == keyName) {
                        return appSettings[key];
                    }
                    i += 1;
                }
            } catch (Exception e) {
                return e.Message; 
            }

            return null;
        }
    }
}