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看到这段代码发条短信
using System;
using System.Windows.Forms;
using System.Collections;
using System.Reflection;

namespace TestHashTable
{
 ///

 /// Cache 的摘要说明。
 ///

 public class Cache
 {
  private static System.Collections.Hashtable ht=new System.Collections.Hashtable();
  private Cache()
  {
   //
   // TODO: 在此处添加构造函数逻辑
   //
  }

  public static System.Windows.Forms.Form GetForm(string formtype)
  {
   if(ht.Contains(formtype))
   {
    
   }
   else
   {
    ht.Add(formtype,System.Activator.CreateInstance(System.Type.GetType(formtype)));
   }
   return ht[formtype] as Form;

  }

  public static Form GenerationForm(string type)
  {
   
   return System.Activator.CreateInstance(System.Type.GetType(type),false) as Form;
  }
 }
}