Application对象读取类AppService.cs

 

using System.Web;

namespace TestWebServices
{
    public class AppService
    {
        public void SetAppState(string key,string value)
        {
            HttpApplicationState Application = HttpContext.Current.Application;
            Application.Lock();
            Application[key] = value;
            Application.UnLock();
        }

        public string GetAppState(string key)
        {
            HttpApplicationState Application = HttpContext.Current.Application;
            if (Application[key] == null)
            {
                return null;
            }
            else if (Application[key] is System.String)
            {
                return Application[key].ToString();
            }
            else
            {
                return null;
            }
        }
    }
}