spring boot 错误页

1.放在resources/static/error下

2.错误页配置

import org.springframework.boot.web.server.ConfigurableWebServerFactory;
import org.springframework.boot.web.server.ErrorPage;
import org.springframework.boot.web.server.WebServerFactoryCustomizer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.HttpStatus;

@Configuration
public class ErrorPageConfig {
    @Bean
    public WebServerFactoryCustomizer<ConfigurableWebServerFactory> webServerFactoryCustomizer(){
       return (container -> {
           ErrorPage error401Page = new ErrorPage(HttpStatus.UNAUTHORIZED, "/error/401.html");
           ErrorPage error404Page = new ErrorPage(HttpStatus.NOT_FOUND, "/error/404.html");
           ErrorPage error500Page = new ErrorPage(HttpStatus.INTERNAL_SERVER_ERROR, "/error/500.html");
           container.addErrorPages(error401Page, error404Page, error500Page);
       });
    }
}