public String transformCsvToJson()

in tests-creation/data-transformer/java/src/main/java/com/epam/aicode/java/DataTransformer.java [20:47]

• 23 lines of code
• 7 McCabe index (conditional complexity)

    public String transformCsvToJson(String csvData) throws IOException {
        if (csvData == null || csvData.isEmpty()) {
            return null;
        }

        String[] lines = csvData.split("\n");
        if (lines.length < 2) {
            return null;
        }

        String[] headers = lines[0].split(",");
        List<Map<String, String>> dataList = new ArrayList<>();

        for (int i = 1; i < lines.length; i++) {
            String[] values = lines[i].split(",");
            if (values.length != headers.length) {
                throw new IllegalArgumentException("CSV data is malformed at line " + (i + 1));
            }

            Map<String, String> dataMap = new LinkedHashMap<>();
            for (int j = 0; j < headers.length; j++) {
                dataMap.put(headers[j], values[j]);
            }
            dataList.add(dataMap);
        }

        return objectMapper.writeValueAsString(dataList);
    }