public void readMeta()

in priam/src/main/java/com/netflix/priam/backupv2/MetaFileReader.java [48:80]
30 lines of code
9 McCabe index (conditional complexity)

    public void readMeta(Path metaFilePath) throws IOException {
        // Validate if meta file exists and is right file name.
        if (metaFilePath == null
                || !metaFilePath.toFile().exists()
                || !metaFilePath.toFile().isFile()
                || !isValidMetaFile(metaFilePath)) {
            throw new FileNotFoundException(
                    "MetaFilePath: " + metaFilePath + " do not exist or is not valid meta file.");
        }

        // Read the meta file.
        logger.info("Trying to read the meta file: {}", metaFilePath);
        JsonReader jsonReader = new JsonReader(new FileReader(metaFilePath.toFile()));
        jsonReader.beginObject();
        while (jsonReader.hasNext()) {
            switch (jsonReader.nextName()) {
                case MetaFileInfo.META_FILE_INFO:
                    metaFileInfo =
                            GsonJsonSerializer.getGson().fromJson(jsonReader, MetaFileInfo.class);
                    break;
                case MetaFileInfo.META_FILE_DATA:
                    jsonReader.beginArray();
                    while (jsonReader.hasNext())
                        process(
                                GsonJsonSerializer.getGson()
                                        .fromJson(jsonReader, ColumnFamilyResult.class));
                    jsonReader.endArray();
            }
        }
        jsonReader.endObject();
        jsonReader.close();
        logger.info("Finished reading the meta file: {}", metaFilePath);
    }