RestControllerAdvice
@RestControllerAdvice是Spring Framework 4.3的一个新特性,它是一个结合了@ControllerAdvice + @ResponseBody的注解。所以@RestControllerAdvice可以帮助我们通过一个横切点@ExceptionHandler来使用RestfulApi处理异常。
通用异常异常
@RestControllerAdvice
public class MyExceptionTranslator {
@ExceptionHandler(Exception.class)
@ResponseStatus(HttpStatus.OK)
public String handleNotFoundException(CustomNotFoundException ex) {
return ex.getMessage();
}
}
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自定义异常处理
自定义异常类
public class CustomNotFoundException extends RuntimeException{
public CustomNotFoundException(String msg) {
super(msg);
}
}
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异常处理框架
@RestControllerAdvice
public class MyExceptionTranslator {
@ExceptionHandler(Exception.class)
@ResponseStatus(HttpStatus.OK)
public String handleNotFoundException(CustomNotFoundException ex) {
return ex.getMessage();
}
//自定义的异常处理
@ExceptionHandler(CustomNotFoundException.class)
@ResponseStatus(HttpStatus.OK)
public ResponseMsg handleNotFoundException(CustomNotFoundException ex) {
ResponseMsg responseMsg = new ResponseMsg(ex.getMessage());
return responseMsg;
}
}
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转载于:https://juejin.im/post/5d0b5ed8f265da1b80204c42