拦截器返回true了,为什么拿不到Controller?
public class LoginInterceptor implements HandlerInterceptor {
// private static final Logger log = LoggerFactory.getLogger(LoginInterceptor.class);
@Override
public void afterCompletion(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2, Exception arg3)
throws Exception {
}
@Override
public void postHandle(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2, ModelAndView arg3)
throws Exception {
}
@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object arg2) throws Exception {
return true;
}
}
dispatcher-servlet.xml
<mvc:interceptors>
<mvc:interceptor>
<mvc:mapping path="/**"/>
<mvc:exclude-mapping path="/js/**"/>
<mvc:exclude-mapping path="/css/**"/>
<mvc:exclude-mapping path="/image/**"/>
<!-- <mvc:exclude-mapping path="/Login.jsp" />-->
<bean class="controller.LoginInterceptor"></bean>
</mvc:interceptor>
</mvc:interceptors>
UserController
@Controller
@RequestMapping("/user")
public class UserController {
@Resource
UserService userService;
@RequestMapping("/query")
@ResponseBody
public JSONObject query(){
JSONObject jsonObject = new JSONObject();
List<User> list = userService.query();
jsonObject.put("data",list);
return jsonObject;
}
}
页面中的Controller全都无法访问
return true后也会被拦截吗?
注销拦截器配置后,上面会显示拿到的Json数据。
特别,调试的时候preHandle() 和 query() 好像都能进断点!但是跑完了前台就404