package com.yunhai.bschclassmanage.config; import com.yunhai.bschclassmanage.controller.Handler.UserSysRoleArgumentResolver; import org.springframework.context.annotation.Configuration; import org.springframework.web.method.support.HandlerMethodArgumentResolver; import org.springframework.web.servlet.config.annotation.WebMvcConfigurer; import java.util.List; @Configuration public class DWebMvcConfig implements WebMvcConfigurer { @Override public void addArgumentResolvers(List resolvers) { resolvers.add(new UserSysRoleArgumentResolver()); // 无参构造 } }