VcfFileDao.java 文件源码

/**
 * Load sample metadata from the database for all files, corresponding the given reference ID.
 *
 * @param vcfFileId {@code long} reference ID for which files samples were saved.
 * @return {@code Map<Long, List<Sample>>} with file IDs for giver reference ID as keys, and with
 * lists of samples, corresponding this file IDs as values.
 */
@Transactional(propagation = Propagation.MANDATORY)
public Map<Long, List<VcfSample>> loadSamplesForFilesByReference(long vcfFileId) {
    Map<Long, List<VcfSample>> sampleFileMap = new HashMap<>();

    getJdbcTemplate().query(loadSamplesForFilesByReferenceIdQuery, rs -> {
        Long fileId = rs.getLong(SampleParameters.VCF_ID.name());
        if (!sampleFileMap.containsKey(fileId)) {
            sampleFileMap.put(fileId, new ArrayList<>());
        }

        VcfSample sample = new VcfSample();

        sample.setId(rs.getLong(SampleParameters.VCF_SAMPLE_ID.name()));
        sample.setName(rs.getString(SampleParameters.SAMPLE_NAME.name()));
        sample.setIndex(rs.getInt(SampleParameters.ORDER_INDEX.name()));

        sampleFileMap.get(fileId).add(sample);
    }, vcfFileId);

    return sampleFileMap;
}