C#.Net Session操作 Key使用MD5加密，Value使用DES加密

 

  

   
   using
    System;

   using
    System.Collections.Generic;

   using
    System.Text;

   using
    System.Web;


   namespace
    Pub.Class
{
 
   ///
    
   <summary>
   
 
   ///
    Session操作类
 
   ///
    
   </summary>
   

    
   public
    
   class
    Session2
 {
 
   #region
    Set
   
 
   ///
    
   <summary>
   
 
   ///
    设置Session值
 
   ///
    
   </summary>
   
 
   ///
    
   <param name="InfoName">
   Session名称
   </param>
   
 
   ///
    
   <param name="InfoValue">
   Session名称对应的值
   </param>
   

    
   static
    
   public
    
   void
    Set(String InfoName, String InfoValue) {
 
   string
    key 
   =
    
   "
   9cf8d21d394a8919d2f9706dfdc6421e
   "
   ;
 InfoName 
   =
    (key 
   +
    InfoName).MD5();
 InfoValue 
   =
    InfoValue.DESEncode(key);

 HttpContext.Current.Session[InfoName] 
   =
    InfoValue;

 
   if
    (InfoValue.Length 
   ==
    
   0
   ) HttpContext.Current.Session.Remove(InfoName);
 }
 
   #endregion
   

 
   #region
    Get
   
 
   ///
    
   <summary>
   
 
   ///
    取Session值
 
   ///
    
   </summary>
   
 
   ///
    
   <param name="InfoName">
   Session名称
   </param>
   
 
   ///
    
   <returns>
   Session名称对应的值
   </returns>
   

    
   static
    
   public
    String Get(String InfoName) {
 
   string
    _Value 
   =
    
   string
   .Empty;
 
   string
    key 
   =
    
   "
   9cf8d21d394a8919d2f9706dfdc6421e
   "
   ;
 InfoName 
   =
    (key 
   +
    InfoName).MD5();
 
   if
    (HttpContext.Current.Session[InfoName] 
   !=
    
   null
   ) { _Value 
   =
    Convert.ToString(HttpContext.Current.Session[InfoName]); _Value 
   =
    _Value.DESDecode(key); }
 
   return
    _Value;
 }
 
   #endregion
   
 }
}