package com.river.exception;import lombok.extern.slf4j.Slf4j;import org.apache.commons.lang3.ArrayUtils;import org.springframework.web.bind.annotation.ControllerAdvice;import org.springframework.web.bind.annotation.ExceptionHandler;import org.springframework.web.bind.annotation.ResponseBody;import javax.servlet.http.HttpServletRequest;import java.util.Arrays; /**   * @Description: Controller增强,全局异常处理类   *   * @Author: jc   * @Date: 11:18 2018/7/18   */@ControllerAdvice@ResponseBody@Slf4jpublic class GlobalExceptionHandler {    @ExceptionHandler(value = Exception.class)    public String allExceptionHandler(HttpServletRequest request, Exception exception) throws Exception {        StringBuilder sb = new StringBuilder("\n{");        request.getParameterMap().entrySet().forEach(e -> {            sb.append("\"" + e.getKey() + "\"" + ":");            if (ArrayUtils.isEmpty(e.getValue())) {                sb.append("null");            } else if (e.getValue().length == 1) {                sb.append("\"" + Arrays.stream(e.getValue()).findFirst().get() + "\"");            } else if (e.getValue().length > 1) {                sb.append("[" + Arrays.stream(e.getValue()).reduce((p1, p2) -> "\"" + p1 + "\",\"" + p2 + "\"").get() + "]");            }            sb.append(",");        });        String params = sb.substring(0, sb.length() - 1) + "}";        log.info("\n{\n  \"RequestUrl\":\"" + request.getServletPath() + "\",\n  \"RequestParams\":  " + params + ",\n  \"ExceptionDetail\":\"" + exception.getMessage() + "\"\n}");        exception.printStackTrace();        return "服务器异常，请联系管理员！";    }}