requestmapping cannot be resolved to a type 文心快码BaiduComate @RequestMapping 是Spring 框架中用于处理 HTTP 请求的注解。当你遇到 “@RequestMapping cannot be resolved to a type” 的错误时,通常意味着 Spring 相关的库没有正确导入到你的项目中。以下是一些可能的解决步骤,你可以按照这些步骤逐一排查并解决...
2.采用了松散耦合可插播组件结构,比其他MVC框架更具扩展性和灵活性。 3.a.使用@RequestMapping注解来映射请求url 为控制器指定哪些可以处理的url请求 b.使用method方式来指定请求方式,@RequestMapping(value="/login_toLogin" method=RequestMethod.POST),此时要配合表单 已post方式提交 c.@RequestMapping注解支持通配符...
1//org.springframework.stereotype.Controller2@Target({ElementType.TYPE})3@Retention(RetentionPolicy.RUNTIME)4@Documented5@Component6public@interfaceController {78/**9* The value may indicate a suggestion for a logical component name,10* to be turned into a Spring bean in case of an autodetected ...
* Detect beans of type {@link MappedInterceptor} and add them to the list of mapped interceptors. * <p>This is called in addition to any {@link MappedInterceptor MappedInterceptors} that may have been provided * via {@link #setInterceptors}, by default adding all beans of type {@link M...
// An unresolvable bean type, probably from a lazy bean - let's ignore it. if (logger.isTraceEnabled()) { logger.trace("Could not resolve type for bean '" + beanName + "'", ex); } } //如果类型!=null&&类型属于handler则进行检测 ...