Java Code Examples for ru.yandex.clickhouse.util.apache.StringUtils#isBlank()

The following examples show how to use ru.yandex.clickhouse.util.apache.StringUtils#isBlank() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
public static synchronized ClickhouseClient getClickhouseClient(String host, int port, String database, String username, String password) throws SQLException {
    if(StringUtils.isBlank(username) || StringUtils.isBlank(password)){
        return getClickhouseClient(host, port, database);
    }
    String key = "jdbc:clickhouse://"+username+":"+password+"@"+host+":"+port+"/"+database;
    if(!clientHolders.containsKey(key)){
        clientHolders.put(key, new ClickhouseClient(host, port, database, username, password));
    }
    return clientHolders.get(key);
}
 
Example 2
public static synchronized ClickhouseClient getClickhouseClient(String connectionUrl, String username, String password) throws SQLException {
    log.info("Clickhouse Loader : get clickhouse client["+connectionUrl+"] for user="+username);
    if(StringUtils.isBlank(username) || StringUtils.isBlank(password)){
        return getClickhouseClient(connectionUrl);
    }
    Matcher m = CLICKHOUSE_CONNECT_PATTERN.matcher(connectionUrl);
    if(!m.matches()){
        throw new IllegalArgumentException("Cannot parse jdbc connect : "+connectionUrl);
    }
    String key = "jdbc:clickhouse://"+username+":"+password+"@"+m.group(1)+":"+m.group(2)+"/"+m.group(3);
    if(!clientHolders.containsKey(key)){
        clientHolders.put(key, new ClickhouseClient(connectionUrl, username, password));
    }
    return clientHolders.get(key);
}
 
Example 3
private static Properties getFromUrlWithoutDefault(String url) {
    if (StringUtils.isBlank(url))
        return new Properties();

    int index = url.indexOf("?");
    if (index == -1)
        return new Properties();

    return ClickhouseJdbcUrlParser.parseUriQueryPart(url.substring(index + 1), new Properties());
}
 
Example 4
static PreparedStatementParser parse(String sql) {
    if (StringUtils.isBlank(sql)) {
        throw new IllegalArgumentException("SQL may not be blank");
    }
    PreparedStatementParser parser = new PreparedStatementParser();
    parser.parseSQL(sql);
    return parser;
}
 
Example 5
public Path getDriverPath() {
    return StringUtils.isBlank(driverPath) ? null : Paths.get(driverPath);
}
 
Example 6
public Map<ClickHouseQueryParam, String> buildQueryParams(boolean ignoreDatabase){
    Map<ClickHouseQueryParam, String> params = new HashMap<ClickHouseQueryParam, String>();

    if (maxParallelReplicas != null) params.put(ClickHouseQueryParam.MAX_PARALLEL_REPLICAS, String.valueOf(maxParallelReplicas));
    if (maxPartitionsPerInsertBlock != null) params.put(ClickHouseQueryParam.MAX_PARTITIONS_PER_INSERT_BLOCK, String.valueOf(maxPartitionsPerInsertBlock));
    if (maxRowsToGroupBy != null) params.put(ClickHouseQueryParam.MAX_ROWS_TO_GROUP_BY, String.valueOf(maxRowsToGroupBy));
    if (totalsMode != null) params.put(ClickHouseQueryParam.TOTALS_MODE, totalsMode);
    if (quotaKey != null) params.put(ClickHouseQueryParam.QUOTA_KEY, quotaKey);
    if (priority != null) params.put(ClickHouseQueryParam.PRIORITY, String.valueOf(priority));

    if (!StringUtils.isBlank(database) && !ignoreDatabase) params.put(ClickHouseQueryParam.DATABASE, getDatabase());

    if (compress) params.put(ClickHouseQueryParam.COMPRESS, "1");
    if (decompress) params.put(ClickHouseQueryParam.DECOMPRESS, "1");


    if (extremes) params.put(ClickHouseQueryParam.EXTREMES, "1");

    if (StringUtils.isBlank(profile)) {
        if (getMaxThreads() != null) {
            params.put(ClickHouseQueryParam.MAX_THREADS, String.valueOf(maxThreads));
        }

        // in seconds there
        if (getMaxExecutionTime() != null) {
            params.put(ClickHouseQueryParam.MAX_EXECUTION_TIME, String.valueOf((maxExecutionTime)));
        }

        if (getMaxBlockSize() != null) {
            params.put(ClickHouseQueryParam.MAX_BLOCK_SIZE, String.valueOf(getMaxBlockSize()));
        }
    } else {
        params.put(ClickHouseQueryParam.PROFILE, profile);
    }

    if (user != null) params.put(ClickHouseQueryParam.USER, user);
    if (password != null) params.put(ClickHouseQueryParam.PASSWORD, password);

    if (distributedAggregationMemoryEfficient) params.put(ClickHouseQueryParam.DISTRIBUTED_AGGREGATION_MEMORY_EFFICIENT, "1");

    if (maxBytesBeforeExternalGroupBy != null) params.put(ClickHouseQueryParam.MAX_BYTES_BEFORE_EXTERNAL_GROUP_BY, String.valueOf(maxBytesBeforeExternalGroupBy));
    if (maxBytesBeforeExternalSort != null) params.put(ClickHouseQueryParam.MAX_BYTES_BEFORE_EXTERNAL_SORT, String.valueOf(maxBytesBeforeExternalSort));
    if (maxMemoryUsage != null) {
        params.put(ClickHouseQueryParam.MAX_MEMORY_USAGE, String.valueOf(maxMemoryUsage));
    }
    if (maxMemoryUsageForUser != null) {
        params.put(ClickHouseQueryParam.MAX_MEMORY_USAGE_FOR_USER, String.valueOf(maxMemoryUsageForUser));
    }
    if (maxMemoryUsageForAllQueries != null) {
        params.put(ClickHouseQueryParam.MAX_MEMORY_USAGE_FOR_ALL_QUERIES, String.valueOf(maxMemoryUsageForAllQueries));
    }
    if (preferredBlockSizeBytes != null) {
        params.put(ClickHouseQueryParam.PREFERRED_BLOCK_SIZE_BYTES, String.valueOf(preferredBlockSizeBytes));
    }
    if (maxQuerySize != null) {
        params.put(ClickHouseQueryParam.MAX_QUERY_SIZE, String.valueOf(maxQuerySize));
    }
    if (maxAstElements != null) {
        params.put(ClickHouseQueryParam.MAX_AST_ELEMENTS, String.valueOf(maxAstElements));
    }

    if (sessionCheck) {
        params.put(ClickHouseQueryParam.SESSION_CHECK, "1");
    }

    if (sessionId != null) {
        params.put(ClickHouseQueryParam.SESSION_ID, String.valueOf(sessionId));
    }

    if (sessionTimeout != null) {
        params.put(ClickHouseQueryParam.SESSION_TIMEOUT, String.valueOf(sessionTimeout));
    }

    addQueryParam(insertQuorum, ClickHouseQueryParam.INSERT_QUORUM, params);
    addQueryParam(insertQuorumTimeout, ClickHouseQueryParam.INSERT_QUORUM_TIMEOUT, params);
    addQueryParam(selectSequentialConsistency, ClickHouseQueryParam.SELECT_SEQUENTIAL_CONSISTENCY, params);
    addQueryParam(maxInsertBlockSize, ClickHouseQueryParam.MAX_INSERT_BLOCK_SIZE, params);
    addQueryParam(insertDeduplicate, ClickHouseQueryParam.INSERT_DEDUPLICATE, params);
    addQueryParam(insertDistributedSync, ClickHouseQueryParam.INSERT_DISTRIBUTED_SYNC, params);
    addQueryParam(anyJoinDistinctRightTableKeys, ClickHouseQueryParam.ANY_JOIN_DISTINCT_RIGHT_TABLE_KEYS, params);

    if (enableOptimizePredicateExpression != null) {
        params.put(ClickHouseQueryParam.ENABLE_OPTIMIZE_PREDICATE_EXPRESSION, enableOptimizePredicateExpression ? "1" : "0");
    }

    return params;
}