spring boot 错误页面配置解决方案

@Component
public class ErrorPageConfig implements ErrorPageRegistrar {

  private static final Logger logger = LoggerFactory.getLogger(ErrorPageConfig.class);

  @Override
  public void registerErrorPages(ErrorPageRegistry errorPageRegistry) {
    //1、按错误的类型显示错误的网页
    //错误类型为404，找不到网页的，默认显示404.html网页
    ErrorPage e404 = new ErrorPage(HttpStatus.NOT_FOUND, "/error/404");
    //错误类型为500，表示服务器响应错误，默认显示500.html网页
    ErrorPage e500 = new ErrorPage(HttpStatus.INTERNAL_SERVER_ERROR, "/error/500");
    errorPageRegistry.addErrorPages(e404, e500);
  }

}

@Controller
@RequestMapping("/error")
public class ErrorController {

  /**
   * 404页面
   */
  @GetMapping(value = "/404")
  public String error_404() {
    return "comm/error_404";
  }

  /**
   * 500页面
   */
  @GetMapping(value = "/500")
  public String error_500() {
    return "comm/error_500";
  }

}