private val buckets: Map<TestCoverage, List<SmallSubprojectBucket>> = buildBuckets(testTimeDataJson, model)

    fun generate(jsonFile: File) {
        jsonFile.writeText(
            JSON.toJSONString(
                buckets.map {
                    TestCoverageAndBucketSplits(it.key.uuid, it.value.map { it.toJsonBucket() })
                },
                SerializerFeature.PrettyFormat,

        logger.info(msg);
        if (logger.isDebugEnabled()) {
            for (final SuggestItem item : items) {
                logger.debug("[{}] {}", type, item.toJsonString());
            }
        }
    }

    @Deprecated
    public Deferred<SuggestIndexResponse>.Promise indexFromDocument(final Supplier<DocumentReader> reader, final int docPerReq,

        if (values == null) {
            return "[]";
        }
        return "[" + Arrays.stream(values).map(this::convertJsonString).collect(Collectors.joining(",")) + "]";
    }

    public String toJsonString() {
        final StringBuilder buf = new StringBuilder();
        buf.append('{').append('"').append(FieldNames.TEXT).append("\":").append(convertJsonString(text));

        for (int i = 0; i < readings.length; i++) {