优惠券+异常全局处理
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19991905653
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package com.chaozhanggui.system.cashierservice.exception;
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public enum DefaultError implements IError {
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/**
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* 系统内部错误
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*/
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SYSTEM_INTERNAL_ERROR("0000", "系统错误"),
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/**
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* 无效参数
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*/
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INVALID_PARAMETER("0001", "参数验证失败"),
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/**
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* 服务不存在
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*/
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SERVICE_NOT_FOUND("0002", "服务不存在"),
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/**
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* 参数不全
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*/
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PARAMETER_REQUIRED("0003", "参数不全"),
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/**
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* 参数过长
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*/
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PARAMETER_MAX_LENGTH("0004", "参数过长"),
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/**
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* 参数过短
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*/
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PARAMETER_MIN_LENGTH("0005", "参数过短"),
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/**
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* 认证失败
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*/
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AUTHENTICATION_ERROR("0006", "认证失败"),
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/**
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* 认证动作失败
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*/
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AUTHENTICATION_OPTION_ERROR("0007", "认证失败"),
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/**
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* 请求方法出错
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*/
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METHOD_NOT_SUPPORTED("0008", "请求方法出错"),
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/**
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* 不支持的content类型
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*/
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CONTENT_TYPE_NOT_SUPPORT("0009", "不支持的content类型"),
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/**
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* json格式化出错
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*/
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JSON_FORMAT_ERROR("0010", "json格式化出错"),
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/**
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* 远程调用出错
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*/
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CALL_REMOTE_ERROR("0011", "远程调用出错"),
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/**
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* 服务运行SQLException异常
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*/
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SQL_EXCEPTION("0012", "服务运行SQL异常"),
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/**
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* 客户端异常 给调用者 app,移动端调用
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*/
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CLIENT_EXCEPTION("0013", "客户端异常"),
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/**
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* 服务端异常, 微服务服务端产生的异常
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*/
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SERVER_EXCEPTION("0014", "服务端异常"),
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/**
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* 授权失败 禁止访问
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*/
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ACCESS_DENIED("0015", "没有访问权限"),
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/**
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* 演示环境 没有权限访问
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*/
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SHOW_AUTH_CONTROL("0016", "演示环境,没有权限访问"),
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/**
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* 业务异常
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*/
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BUSINESS_ERROR("0017", "业务异常"),
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NO_USER("0018","用户不存在");
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String errorCode;
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String errorMessage;
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private static final String NS = "SYS";
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DefaultError(String errorCode, String errorMessage) {
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this.errorCode = errorCode;
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this.errorMessage = errorMessage;
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}
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@Override
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public String getNameSpace() {
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return NS;
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}
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@Override
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public String getErrorCode() {
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return NS + "." + this.errorCode;
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}
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@Override
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public String getErrorMessage() {
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return this.errorMessage;
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}
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@Override
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public void setErrorMessage(String errorMessage) {
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this.errorMessage = errorMessage;
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}
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}
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package com.chaozhanggui.system.cashierservice.exception;
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import com.chaozhanggui.system.cashierservice.sign.Result;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.ResponseEntity;
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import org.springframework.http.converter.HttpMessageNotReadableException;
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import org.springframework.validation.BindException;
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import org.springframework.validation.BindingResult;
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import org.springframework.validation.FieldError;
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import org.springframework.validation.ObjectError;
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import org.springframework.web.HttpMediaTypeNotSupportedException;
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import org.springframework.web.HttpRequestMethodNotSupportedException;
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import org.springframework.web.bind.MethodArgumentNotValidException;
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import org.springframework.web.bind.MissingServletRequestParameterException;
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import org.springframework.web.bind.annotation.ControllerAdvice;
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import org.springframework.web.bind.annotation.ExceptionHandler;
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import org.springframework.web.bind.annotation.ResponseBody;
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import org.springframework.web.bind.annotation.ResponseStatus;
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import org.springframework.web.servlet.NoHandlerFoundException;
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import javax.validation.ConstraintViolation;
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import javax.validation.ConstraintViolationException;
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import javax.validation.UnexpectedTypeException;
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import java.sql.SQLException;
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import java.util.List;
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import java.util.Set;
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@ControllerAdvice
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@ResponseBody
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public class DefaultExceptionAdvice {
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private static final Logger LOGGER = LoggerFactory.getLogger(DefaultExceptionAdvice.class);
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler({HttpMessageNotReadableException.class, })
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public ResponseEntity handleHttpMessageNotReadableException(HttpMessageNotReadableException e) {
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LOGGER.error("参数解析失败", e);
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Result response = Result.failure(DefaultError.INVALID_PARAMETER);
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response.setMsg(e.getMessage());
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return new ResponseEntity<>(response, HttpStatus.BAD_REQUEST);
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}
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@ResponseStatus(HttpStatus.METHOD_NOT_ALLOWED)
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@ExceptionHandler({HttpRequestMethodNotSupportedException.class})
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public ResponseEntity handleHttpRequestMethodNotSupportedException(HttpRequestMethodNotSupportedException e) {
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LOGGER.error("不支持当前请求方法", e);
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Result response = Result.failure(DefaultError.METHOD_NOT_SUPPORTED);
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response.setMsg(e.getMessage());
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return new ResponseEntity<>(response, HttpStatus.METHOD_NOT_ALLOWED);
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}
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@ResponseStatus(HttpStatus.UNSUPPORTED_MEDIA_TYPE)
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@ExceptionHandler({HttpMediaTypeNotSupportedException.class})
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public ResponseEntity handleHttpMediaTypeNotSupportedException(HttpMediaTypeNotSupportedException e) {
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LOGGER.error("不支持当前媒体类型", e);
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Result response = Result.failure(DefaultError.CONTENT_TYPE_NOT_SUPPORT);
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response.setMsg(e.getMessage());
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return new ResponseEntity<>(response, HttpStatus.UNSUPPORTED_MEDIA_TYPE);
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}
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@ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
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@ExceptionHandler({SQLException.class})
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public ResponseEntity handleSQLException(SQLException e) {
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LOGGER.error("服务运行SQLException异常", e);
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Result response = Result.failure(DefaultError.SQL_EXCEPTION);
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response.setMsg(e.getMessage());
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return new ResponseEntity<>(response, HttpStatus.INTERNAL_SERVER_ERROR);
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}
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/**
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* 所有异常统一处理
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*
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* @return ResponseEntity
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*/
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@ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
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@ExceptionHandler(Exception.class)
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public ResponseEntity handleException(Exception ex) {
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LOGGER.error("未知异常", ex);
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IError error;
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String extMessage = null;
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if (ex instanceof BindException) {
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error = DefaultError.INVALID_PARAMETER;
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List<ObjectError> errors = ((BindException) ex).getAllErrors();
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if (errors.size() != 0) {
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StringBuilder msg = new StringBuilder();
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for (ObjectError objectError : errors) {
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msg.append("Field error in object '").append(objectError.getObjectName()).append(" ");
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if (objectError instanceof FieldError) {
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msg.append("on field ").append(((FieldError) objectError).getField()).append(" ");
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}
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msg.append(objectError.getDefaultMessage()).append(" ");
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}
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extMessage = msg.toString();
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}
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} else if (ex instanceof MissingServletRequestParameterException) {
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error = DefaultError.INVALID_PARAMETER;
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extMessage = ex.getMessage();
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} else if (ex instanceof ConstraintViolationException) {
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error = DefaultError.INVALID_PARAMETER;
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Set<ConstraintViolation<?>> violations = ((ConstraintViolationException) ex).getConstraintViolations();
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final StringBuilder msg = new StringBuilder();
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for (ConstraintViolation<?> constraintViolation : violations) {
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msg.append(constraintViolation.getPropertyPath()).append(":").append(constraintViolation.getMessage()).append("\n");
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}
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extMessage = msg.toString();
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} else if (ex instanceof HttpMediaTypeNotSupportedException) {
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error = DefaultError.CONTENT_TYPE_NOT_SUPPORT;
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extMessage = ex.getMessage();
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} else if (ex instanceof HttpMessageNotReadableException) {
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error = DefaultError.INVALID_PARAMETER;
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extMessage = ex.getMessage();
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} else if (ex instanceof MethodArgumentNotValidException) {
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error = DefaultError.INVALID_PARAMETER;
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final BindingResult result = ((MethodArgumentNotValidException) ex).getBindingResult();
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if (result.hasErrors()) {
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extMessage = result.getAllErrors().get(0).getDefaultMessage();
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} else {
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extMessage = ex.getMessage();
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}
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} else if (ex instanceof HttpRequestMethodNotSupportedException) {
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error = DefaultError.METHOD_NOT_SUPPORTED;
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extMessage = ex.getMessage();
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} else if (ex instanceof UnexpectedTypeException) {
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error = DefaultError.INVALID_PARAMETER;
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extMessage = ex.getMessage();
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} else if (ex instanceof NoHandlerFoundException) {
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error = DefaultError.SERVICE_NOT_FOUND;
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extMessage = ex.getMessage();
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} else {
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error = DefaultError.SYSTEM_INTERNAL_ERROR;
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extMessage = ex.getMessage();
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}
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Result response = Result.failure(error);
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response.setMsg(extMessage);
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return new ResponseEntity<>(response, HttpStatus.INTERNAL_SERVER_ERROR);
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}
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/**
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* BusinessException 业务异常处理
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*
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* @return ResponseEntity
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*/
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@ResponseStatus(HttpStatus.OK)
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@ExceptionHandler(MsgException.class)
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public ResponseEntity handleException(MsgException e) {
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LOGGER.error("业务异常", e);
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Result response = Result.failure(DefaultError.BUSINESS_ERROR);
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response.setMsg(e.getMessage());
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return new ResponseEntity<>(response, HttpStatus.OK);
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}
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}
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@@ -0,0 +1,32 @@
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package com.chaozhanggui.system.cashierservice.exception;
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public interface IError {
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/**
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* 获取nameSpace
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*
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* @return nameSpace
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*/
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String getNameSpace();
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/**
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* 获取错误码
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* @return 错误码
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*/
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String getErrorCode();
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/**
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* 获取错误信息
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* @return 错误信息
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*/
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String getErrorMessage();
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/**
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* 设置错误信息
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*
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* @param errorMessage 错误信息
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*/
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void setErrorMessage(String errorMessage);
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}
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