ControllerExceptionHandler.java
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package com.zteits.oa.configuration;
import java.util.List;
import java.util.UUID;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.validation.ConstraintViolationException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.autoconfigure.web.AbstractErrorController;
import org.springframework.boot.autoconfigure.web.ErrorAttributes;
import org.springframework.core.Ordered;
import org.springframework.core.annotation.Order;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.ResponseStatus;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.NoHandlerFoundException;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.zteits.oa.api.base.annotation.NoAuth;
import com.zteits.oa.api.base.bean.BizResult;
import com.zteits.oa.api.base.constants.ErrorType;
import com.zteits.oa.api.base.exception.AppException;
import com.zteits.oa.api.base.exception.BizException;
import com.zteits.oa.util.BeanValidatorsUtils;
/**
* 通用错误处理器
*
* Copyright: Copyright (c) 2017 zteits
*
* @ClassName: ControllerExceptionHandler.java
* @Description:
* @version: v1.0.0
* @author: zhaowg
* @date: 2017年5月8日 上午11:50:23
* Modification History:
* Date Author Version Description
* ---------------------------------------------------------*
* 2017年5月8日 zhaowg v1.0.0 创建
*/
@Order(Ordered.HIGHEST_PRECEDENCE)
@ControllerAdvice
@Controller
@RequestMapping("${server.error.path:${error.path:/error}}")
public class ControllerExceptionHandler extends AbstractErrorController {
public ControllerExceptionHandler(ErrorAttributes errorAttributes) {
super(errorAttributes);
}
private static final Logger log = LoggerFactory.getLogger(ControllerExceptionHandler.class);
@Value("${server.error.path:${error.path:/error}}")
private static String errorPath = "/error";
/**
* 500错误.
*
* @param req
* @param rsp
* @param ex
* @return
* @throws Exception
*/
@ResponseStatus(code = HttpStatus.INTERNAL_SERVER_ERROR)
@ExceptionHandler(Exception.class)
@NoAuth
public ResponseEntity<BizResult<?>> serverError(HttpServletRequest req, HttpServletResponse rsp, Exception ex) throws Exception {
String uuid = UUID.randomUUID().toString().toUpperCase().replace("-", "");
log.error("\n############################ "+uuid+"，请求地址：{}，500错误 #############################",req.getRequestURI());
BizResult<?> BizResult = null;
if(ex instanceof AppException) {
AppException bizException = (AppException)ex;
BizResult = new BizResult<>(bizException.getErrCode(),bizException.getErrMsg());
log.error("\n############################ "+uuid+"，后场返回的错误信息为： #############################\n"+bizException.getErrMsg());
}else if(ex instanceof ConstraintViolationException){
List<String> errMsgs = BeanValidatorsUtils.extractPropertyAndMessageAsList((ConstraintViolationException)ex, ": ");
BizResult = new BizResult<>(ErrorType.PARAM_NOT_VALID, JSON.toJSONString(errMsgs));
}else{
BizResult = new BizResult<>(ErrorType.SYSTEM_ERROR,ex.getMessage());
log.error("\n############################ "+uuid+"，前台报错堆栈信息为： #############################",ex);
}
log.info("封装后的错误信息：\n"+JSONObject.toJSON(BizResult));
return new ResponseEntity<>(BizResult, HttpStatus.OK);
}
/**
* 404的拦截.
*
* @param request
* @param response
* @param ex
* @return
* @throws Exception
*/
@ResponseStatus(code = HttpStatus.NOT_FOUND)
@ExceptionHandler(NoHandlerFoundException.class)
@NoAuth
public ResponseEntity<?> notFound(HttpServletRequest request, HttpServletResponse response, Exception ex)
throws Exception {
log.error("请求地址：{}，404错误", request.getRequestURI(), ex);
BizResult<?> BizResult = new BizResult<>(ErrorType.RESOURCE_NOT_EXISTS);
log.info("封装后的错误信息：\n"+JSONObject.toJSON(BizResult));
return new ResponseEntity<>(BizResult, HttpStatus.OK);
}
/**
* 400 参数不完整错误.
*
* @param req
* @param rsp
* @param ex
* @return
* @throws Exception
*/
@ResponseStatus(code = HttpStatus.BAD_REQUEST)
@ExceptionHandler(MethodArgumentNotValidException.class)
@NoAuth
public ResponseEntity<?> methodArgumentNotValidException(HttpServletRequest req, HttpServletResponse rsp,
MethodArgumentNotValidException ex) throws Exception {
log.error("请求地址：{}，400错误：", req.getRequestURI(),ex);
BindingResult result = ex.getBindingResult();
List<org.springframework.validation.FieldError> fieldErrors = result.getFieldErrors();
StringBuffer msg = new StringBuffer();
msg.append("[");
fieldErrors.stream().forEach(fieldError -> {
msg.append(fieldError.getField() + ":" + fieldError.getDefaultMessage());
});
msg.append("]");
BizResult<?> BizResult = new BizResult<>(ErrorType.PARAM_NOT_VALID, msg.toString());
log.info("封装后的错误信息：\n"+JSONObject.toJSON(BizResult));
return new ResponseEntity<>(BizResult, HttpStatus.OK);
}
@RequestMapping
@ResponseBody
@NoAuth
public ResponseEntity<?> handleErrors(HttpServletRequest request, HttpServletResponse response) throws Exception {
HttpStatus status = getStatus(request);
if (status == HttpStatus.NOT_FOUND) {
return notFound(request, response, new BizException(ErrorType.RESOURCE_NOT_EXISTS));
}
if (status == HttpStatus.BAD_REQUEST){
return new ResponseEntity<BizResult>( new BizResult<>(ErrorType.PARAM_NOT_VALID, "参数异常"),
HttpStatus.OK);
}
if (status == HttpStatus.INTERNAL_SERVER_ERROR){
return serverError(request, response, new BizException(ErrorType.APP_ERROR));
}
return new ResponseEntity<BizResult>( new BizResult<>(ErrorType.APP_ERROR, "系统异常"),
HttpStatus.OK);
}
@RequestMapping(produces = "text/html")
@NoAuth
public ModelAndView handleHtml(HttpServletRequest request, HttpServletResponse response) throws Exception {
return null;
}
@Override
@NoAuth
public String getErrorPath() {
return errorPath;
}
}