在spring 3.2中,新增了@ControllerAdvice 注解,可以用于定义@ExceptionHandler、@InitBinder、@ModelAttribute,并应用到所有@RequestMapping中。
/**
* 全局异常处理器
*
* @author*/
@RestControllerAdvice
public class GlobalExceptionHandler
{
private static final Logger log = LoggerFactory.getLogger(GlobalExceptionHandler.class);
/**
* 权限校验失败 如果请求为ajax返回json,普通请求跳转页面
*/
@ExceptionHandler(AuthorizationException.class)
public Object handleAuthorizationException(HttpServletRequest request, AuthorizationException e)
{
log.error(e.getMessage(), e);
if (ServletUtils.isAjaxRequest(request))
{
return AjaxResult.error(PermissionUtils.getMsg(e.getMessage()));
}
else
{
ModelAndView modelAndView = new ModelAndView();
modelAndView.setViewName("error/unauth");
return modelAndView;
}
}
/**
* 请求方式不支持
*/
@ExceptionHandler({ HttpRequestMethodNotSupportedException.class })
public AjaxResult handleException(HttpRequestMethodNotSupportedException e)
{
log.error(e.getMessage(), e);
return AjaxResult.error("不支持' " + e.getMethod() + "'请求");
}
/**
* 拦截未知的运行时异常
*/
@ExceptionHandler(RuntimeException.class)
public AjaxResult notFount(RuntimeException e)
{
log.error("运行时异常:", e);
return AjaxResult.error("运行时异常:" + e.getMessage());
}
/**
* 系统异常
*/
@ExceptionHandler(Exception.class)
public AjaxResult handleException(Exception e)
{
log.error(e.getMessage(), e);
return AjaxResult.error("服务器错误,请联系管理员");
}
/**
* 业务异常
*/
@ExceptionHandler(BusinessException.class)
public Object businessException(HttpServletRequest request, BusinessException e)
{
log.error(e.getMessage(), e);
if (ServletUtils.isAjaxRequest(request))
{
return AjaxResult.error(e.getMessage());
}
else
{
ModelAndView modelAndView = new ModelAndView();
modelAndView.addObject("errorMessage", e.getMessage());
modelAndView.setViewName("error/business");
return modelAndView;
}
}
/**
* 自定义验证异常
*/
@ExceptionHandler(BindException.class)
public AjaxResult validatedBindException(BindException e)
{
log.error(e.getMessage(), e);
String message = e.getAllErrors().get(0).getDefaultMessage();
return AjaxResult.error(message);
}
}