实现:spring 自定义@Controller注解的加载
1 定义MyController注解
@Component @Target({ ElementType.TYPE }) @Retention(RetentionPolicy.RUNTIME) @Documented public @interface MyController { String value() default ""; }
2 定义一个Controller
@MyController @RequestMapping("/discovery1") public class DiscoveryController { public DiscoveryController(){ System.out.println("DiscoveryController"); } @RequestMapping(value = "/jdDiscoveryFloorWithList", method = {RequestMethod.POST,RequestMethod.GET}) public void jdDiscoveryFloorWithList(HttpServletRequest request, HttpServletResponse response){ System.out.println("自定义Controller已生效"); } }
3 定义注解扫描
在xml配置中,添加:
<context:component-scan base-package="com.javasee.**.controller" use-default-filters="false"> <context:include-filter type="annotation" expression="com.javasee.anno.MyListenerController"/> </context:component-scan>
4 访问
启动web服务器,访问 http://localhost/项目名称/discovery1/jdDiscoveryFloorWithList
如:
http://localhost/javasee-webapp/discovery1/jdDiscoveryFloorWithList
控制台,打印:自定义Controller已生效
可以参考这篇文章:
http://www.cnblogs.com/wcongcode/p/5482239.html
不过,漏了一些配置。