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面试官：你知道几种对象属性拷贝方式，说来看看？-我的架构路的博客

 4 years ago
source link: https://blog.51cto.com/14799844/2490309
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当get/set太繁琐时；当BeanUtils无法拷贝集合时；当。。。可能，你需要好好看看这篇文章，文末附完整示例代码。在做业务的时候，为了隔离变化，我们会将DAO查询出来的DO和对前端提供的DTO隔离开来。大概90%的时候，它们的结构都是类似的；但是我们很不喜欢写很多冗长的b.setF1(a.getF1())这样的代码，于是我们需要简化对象拷贝方式。一、背景1.1对象拷贝概念Java中，数据类型

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