SpringMVC 指定404、500错误页面

    <error-page>
        <error-code>404</error-code>
        <location>/404</location>
    </error-page>

    <error-page>
        <error-code>500</error-code>
        <location>/500</location>
    </error-page>

package io.deolin.controller;

import javax.servlet.http.HttpServletRequest;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;

@Controller
public class ErrorPageController {

    Logger log = LogManager.getLogger(ErrorPageController.class);

    @RequestMapping("404")
    public String page404() {
        log.info("HTTP-400错误");
        return "HTTP-404";
    }

    @RequestMapping("500")
    public String page500() {
        log.error(500);
        return "HTTP-500";
    }

}

http://localhost:8080/impossibleeeeeeeeeeeeeeeeeeeee