@RestController注解的作用是
时间: 2023-10-19 09:25:07 浏览: 58
@RestController注解有两个主要作用。首先,它是一个类似于@Controller和@Service的构造型注解,可以让类被组件扫描功能发现。其次,与REST相关的最重要的作用是告诉Spring,控制器中的所有处理器方法的返回值都会直接写入响应体中,而不是将值放入模型中并传递给视图进行渲染。这样可以方便地创建RESTful风格的API,将数据以JSON或XML等形式直接返回给客户端。同时,@RestController注解的作用类似于@Controller和@ResponseBody的组合,可以简化代码的编写。该注解的使用方式可以参考相关的示例代码和文档。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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