import java.lang.reflect.Field; 
 import java.lang.reflect.Method; 
 import java.util.HashMap; 
 import java.util.Iterator; 
 import java.util.Map; 
 import java.util.Set; 
  
 import net.sf.cglib.beans.BeanGenerator; 
 import net.sf.cglib.beans.BeanMap; 
  
 public class DynaBeanCglibTest { 
  
   public static void main(String[] args) throws ClassNotFoundException { 
      
     System.out.println("Generate JavaBean ...");     
     // 设置类成员属性 
      Map properties = new HashMap(); 
     properties.put("id", Class.forName("java.lang.Integer")); 
     properties.put("name", Class.forName("java.lang.String")); 
     properties.put("address", Class.forName("java.lang.String")); 
      
     // 生成动态 Bean 
     CglibDynaBean bean = new CglibDynaBean(properties); 
     System.out.println("  OK!"); 
      
     System.out.println("Set values ..."); 
     // 给 Bean 设置值 
      bean.setValue("id", new Integer(123)); 
     bean.setValue("name", "454"); 
     bean.setValue("address", "789"); 
     System.out.println("  OK!"); 
      
     System.out.println("Get values"); 
     // 从 Bean 中获取值，当然了获得值的类型是 Object 
     System.out.println("  >> id    = " + bean.getValue("id")); 
     System.out.println("  >> name  = " + bean.getValue("name")); 
     System.out.println("  >> address = " + bean.getValue("address")); 
  
     System.out.println("Class name"); 
     // 查看动态 Bean 的类名 
      Class clazz = bean.getObject().getClass(); 
     System.out.println("  >> " + clazz.getName()); 
      
     System.out.println("Show all methods"); 
     // 查看动态 Bean 中声明的方法 
      Method[] methods = clazz.getDeclaredMethods(); 
     for(int i = 0; i  < methods.length; i++) { 
       System.out.println("  >> " + methods[i].getName()); 
     } 
  
     System.out.println("Show all properties"); 
     // 查看动态 Bean 中声明的字段 
      Field[] fields = clazz.getDeclaredFields(); 
     for(int i = 0; i  < fields.length; i++) { 
       System.out.println("  >> " + fields[i].getName()); 
     }  
   } 
 } 
  
 class CglibDynaBean { 
   private Object object = null; 
   private BeanMap beanMap = null; 
    
   public CglibDynaBean(Map properties) {     
     this.object = generateBean(properties); 
     this.beanMap = getBeanMap(); 
   } 
    
   public void setValue(String property, Object value) { 
     beanMap.put(property, value); 
   }