public static Schema parseSchema()

in spark-doris-connector/src/main/java/org/apache/doris/spark/rest/RestService.java [311:343]

31 lines of code
6 McCabe index (conditional complexity)


    public static Schema parseSchema(String response, Logger logger) throws DorisException {
        logger.trace("Parse response '{}' to schema.", response);
        ObjectMapper mapper = new ObjectMapper();
        Schema schema;
        try {
            schema = mapper.readValue(response, Schema.class);
        } catch (JsonParseException e) {
            String errMsg = "Doris FE's response is not a json. res: " + response;
            logger.error(errMsg, e);
            throw new DorisException(errMsg, e);
        } catch (JsonMappingException e) {
            String errMsg = "Doris FE's response cannot map to schema. res: " + response;
            logger.error(errMsg, e);
            throw new DorisException(errMsg, e);
        } catch (IOException e) {
            String errMsg = "Parse Doris FE's response to json failed. res: " + response;
            logger.error(errMsg, e);
            throw new DorisException(errMsg, e);
        }

        if (schema == null) {
            logger.error(SHOULD_NOT_HAPPEN_MESSAGE);
            throw new ShouldNeverHappenException();
        }

        if (schema.getStatus() != REST_RESPONSE_STATUS_OK) {
            String errMsg = "Doris FE's response is not OK, status is " + schema.getStatus();
            logger.error(errMsg);
            throw new DorisException(errMsg);
        }
        logger.debug("Parsing schema result is '{}'.", schema);
        return schema;
    }