java异常处理拦截器详情

@RestController
@RequestMapping("sms/order")
public class DzSmsSendOrderController {
 
 。。。
 
    @ExceptionHandler(value = {
 RuntimeException.class})
    public ResultBody handleRuntimeException(Exception ex) throws Exception {
 
        if (ex.getMessage().indexOf("project-sms-api") != -1) {
 //鉴别一下是否为目标异常
            return ResultBody.failed().msg("访问短信接口失败，请确认相关服务是否已开启");
        } else throw ex;
    }
}

@ApiModel(value = "响应结果")
public class ResultBody<T> implements Serializable {
 
 。。。
 
    public static ResultBody failed() {
 
        return new ResultBody().code(ErrorCode.FAIL.getCode()).msg(ErrorCode.FAIL.getMessage());
    }
    
    @Override
    public String toString() {
 
        return "ResultBody{" +
                "code=" + code +
                ", message='" + message + '\'' +
                ", path='" + path + '\'' +
                ", data=" + data +
                ", httpStatus=" + httpStatus +
                ", extra=" + extra +
                ", timestamp=" + timestamp +
                '}';
    }
}

public enum ErrorCode {
 
    OK(0, "success"),
    FAIL(1000, "fail"),
    ALERT(1001, "alert"),
}