统一404异常

package com.fedtech.common.handler;
import cn.hutool.core.io.resource.NoResourceException;
import org.springframework.boot.web.servlet.error.ErrorController;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
/**
 * 自定义404异常
 *
 * @author <a href = "mailto:njpkhuan@gmail.com" > huan </a >
 * @date 2021/3/11
 * @apiNote todo
 * @since 1.0.0
 */
@Controller
@RequestMapping("${server.error.path:${error.path:/error}}")
public class MyErrorController implements ErrorController {
    @Override
    public String getErrorPath() {
        return null;
    }
    @RequestMapping
    public void error() throws Exception {
        throw new NoResourceException("请求资源不存在！");
    }
}

/**
     * 资源不村在
     *
     * @return com.fedtech.common.util.result.R
     *
     * @author <a href = "mailto:njpkhuan@gmail.com" > huan </a >
     * @date 2021/2/19
     * @since 1.0.0
     */
    @ExceptionHandler(value = NoResourceException.class)
    @ResponseBody
    public R exception(NoResourceException e) {
        e.printStackTrace();
        return R.fail(e.getMessage()).code(404);
    }