Examples with DbFeature org.openstreetmap.osmosis.core.database.DbFeature used on opensource projects

Example 1 with DbFeature

use of org.openstreetmap.osmosis.core.database.DbFeature in project osmosis by openstreetmap.

the class EntityDao method addTags.

/**
 * Adds the specified tags to the database.
 *
 * @param entityId
 *            The identifier of the entity to add these features to.
 * @param tags
 *            The features to add.
 */
private void addTags(long entityId, Collection<Tag> tags) {
    Collection<DbFeature<Tag>> dbList;
    dbList = new ArrayList<DbFeature<Tag>>(tags.size());
    for (Tag tag : tags) {
        dbList.add(new DbFeature<Tag>(entityId, tag));
    }
    tagDao.addAll(dbList);
}

Example 2 with DbFeature

use of org.openstreetmap.osmosis.core.database.DbFeature in project osmosis by openstreetmap.

the class EntityDao method getTagHistory.

private ReleasableIterator<DbFeatureHistory<DbFeature<Tag>>> getTagHistory(String selectedEntityStatement, MapSqlParameterSource parameterSource) {
    FileBasedSort<DbFeatureHistory<DbFeature<Tag>>> sortingStore = new FileBasedSort<DbFeatureHistory<DbFeature<Tag>>>(new SingleClassObjectSerializationFactory(DbFeatureHistory.class), new DbFeatureHistoryComparator<Tag>(), true);
    try {
        String sql;
        SortingStoreRowMapperListener<DbFeatureHistory<DbFeature<Tag>>> storeListener;
        DbFeatureHistoryRowMapper<DbFeature<Tag>> dbFeatureHistoryRowMapper;
        DbFeatureRowMapper<Tag> dbFeatureRowMapper;
        TagRowMapper tagRowMapper;
        ReleasableIterator<DbFeatureHistory<DbFeature<Tag>>> resultIterator;
        sql = "SELECT et." + entityName + "_id AS id, et.k, et.v, et.version" + " FROM " + entityName + "_tags et" + " INNER JOIN " + selectedEntityStatement + " t ON et." + entityName + "_id = t." + entityName + "_id AND et.version = t.version";
        LOG.log(Level.FINER, "Tag history query: " + sql);
        // Sends all received data into the object store.
        storeListener = new SortingStoreRowMapperListener<DbFeatureHistory<DbFeature<Tag>>>(sortingStore);
        // Retrieves the version information associated with the tag.
        dbFeatureHistoryRowMapper = new DbFeatureHistoryRowMapper<DbFeature<Tag>>(storeListener);
        // Retrieves the entity information associated with the tag.
        dbFeatureRowMapper = new DbFeatureRowMapper<Tag>(dbFeatureHistoryRowMapper);
        // Retrieves the basic tag information.
        tagRowMapper = new TagRowMapper(dbFeatureRowMapper);
        // Perform the query passing the row mapper chain to process rows in a streamy fashion.
        namedParamJdbcTemplate.query(sql, parameterSource, tagRowMapper);
        // Open a iterator on the store that will release the store upon completion.
        resultIterator = new StoreReleasingIterator<DbFeatureHistory<DbFeature<Tag>>>(sortingStore.iterate(), sortingStore);
        // The store itself shouldn't be released now that it has been attached to the iterator.
        sortingStore = null;
        return resultIterator;
    } finally {
        if (sortingStore != null) {
            sortingStore.close();
        }
    }
}