类型形参 StatViewServlet' 不在其界限内；应实现 'jakarta.servlet.Servlet'

Question

类型形参 'com.alibaba.druid.support.http.StatViewServlet' 不在其界限内；应实现 'jakarta.servlet.Servlet'

让人很不知所措

 ServletRegistrationBean<StatViewServlet> servletRegistrationBean=new ServletRegistrationBean<StatViewServlet>(statViewServlet,"/druid/*");

提示类型形参 'com.alibaba.druid.support.http.StatViewServlet' 不在其界限内；应实现 'jakarta.servlet.Servlet'

Answer 1

检查你的代码，确保 StatViewServlet 类实现了 jakarta.servlet.Servlet 接口。