import com.mine.ResponseMO;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.validation.BindException;
import org.springframework.validation.ObjectError;
import org.springframework.web.HttpMediaTypeNotSupportedException;
import org.springframework.web.HttpRequestMethodNotSupportedException;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.MissingServletRequestParameterException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import java.util.ArrayList;
import java.util.List;
/**
* 统一异常处理基类
*/
@RestControllerAdvice
public class GlobalExceptionHandler {
protected Logger logger = LoggerFactory.getLogger(this.getClass());
/**
* 判断是否是dev环境
*/
protected boolean dev;
/**
* 全局异常
*
* @param e
* @return
*/
@ExceptionHandler(value = {Exception.class, RuntimeException.class})
public ResponseMO defaultErrorHandler(Exception e) {
logger.error(e.getMessage(), e);
String debugInfo = null;
if (dev) {
debugInfo = e.toString();
}
return ResponseMO.error("内部发生错误，请联系管理员", debugInfo);
}
/**
* 参数校验异常
*
* @param e
* @return
*/
@ExceptionHandler({MethodArgumentNotValidException.class, BindException.class
, MissingServletRequestParameterException.class})
public ResponseMO methodArgumentNotValidException(Exception e) {
if (logger.isDebugEnabled()) {
logger.info(e.getMessage(), e);
}
//参数缺失异常
if (e instanceof MissingServletRequestParameterException) {
MissingServletRequestParameterException exception = (MissingServletRequestParameterException) e;
String message = exception.getParameterName() + "不能为空";
return ResponseMO.error(message);
}
List<ObjectError> allErrors = new ArrayList<>();
if (e instanceof BindException) {
allErrors = ((BindException) e).getBindingResult().getAllErrors();
} else if (e instanceof MethodArgumentNotValidException) {
allErrors = ((MethodArgumentNotValidException) e).getBindingResult().getAllErrors();
}
StringBuffer errors = new StringBuffer();
for (ObjectError allError : allErrors) {
errors.append(allError.getDefaultMessage());
break;
}
String debugInfo = null;
if (dev) {
debugInfo = e.toString();
}
return ResponseMO.error(errors.toString(), debugInfo);
}
/**
* 请求方法不支持异常
*
* @param e
* @return
*/
@ExceptionHandler(HttpRequestMethodNotSupportedException.class)
public ResponseMO methodNotSupported(HttpRequestMethodNotSupportedException e) {
if (logger.isDebugEnabled()) {
logger.debug(e.getMessage(), e);
}
String message = "不支持" + e.getMethod() + "请求访问";
String debugInfo = null;
if (dev) {
debugInfo = e.toString();
}
return ResponseMO.error(message, debugInfo);
}
/**
* 请求内容不支持
*
* @param e
* @return
*/
@ExceptionHandler(HttpMediaTypeNotSupportedException.class)
public ResponseMO httpMediaTypeNotSupportedException(HttpMediaTypeNotSupportedException e) {
if (logger.isDebugEnabled()) {
logger.debug(e.getMessage(), e);
}
String message = "不支持'" + e.getContentType() + "'内容";
String debugInfo = null;
if (dev) {
debugInfo = e.toString();
}
return ResponseMO.error(message, debugInfo);
}
}
