通过反射，给对象之间赋值

标签：des   io   ar   os   sp   java   for   on   2014   

/**
  * 通过反射，给对象赋值
  * add by wangHao 2014-01-08
  * @param source
  * @param dest
  * @throws Exception
  */
    public  void CopyObject(Object source,Object dest)throws Exception { 
        BeanInfo sourceBean = Introspector.getBeanInfo(source.getClass(), java.lang.Object.class); 
        PropertyDescriptor[] sourceProperty = sourceBean.getPropertyDescriptors(); 
        BeanInfo destBean = Introspector.getBeanInfo(dest.getClass(), java.lang.Object.class); 
        PropertyDescriptor[] destProperty = destBean.getPropertyDescriptors(); 
        try{ 
            for(int i=0;i<sourceProperty.length;i++){ 
                 if( "id".equals(sourceProperty[i].getName())){
                    continue;
                 }
                for(int j=0;j<destProperty.length;j++){ 
                    if(sourceProperty[i].getName().equals(destProperty[j].getName())){ 
                        destProperty[j].getWriteMethod().invoke(dest, sourceProperty[i].getReadMethod().invoke(source)); 
                        break;                   
                    } 
                } 
            } 
        }catch(Exception e){ 
            throw new Exception("属性复制失败:",e); 
        } 
    }

通过反射，给对象之间赋值

标签：des   io   ar   os   sp   java   for   on   2014   

原文地址：http://www.cnblogs.com/holdon521/p/4118587.html