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QuestDB is High Performance Time Series Database

There is a newer version: 3.3.3

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 * Copyright (C) 2014-2016 Appsicle
 *
 * This program is free software: you can redistribute it and/or  modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see .
 *
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package com.questdb.query;

import com.questdb.Journal;
import com.questdb.ex.JournalException;
import com.questdb.misc.Rows;
import com.questdb.std.LongList;

public class OrderedResultSet extends ResultSet {
    public OrderedResultSet(Journal journal, LongList rowIDs) {
        super(journal, rowIDs);
    }

    public long getMaxTimestamp() throws JournalException {
        if (size() == 0) {
            return 0;
        }
        long rowID = getRowID(size() - 1);
        int timestampColumnIndex = getJournal().getMetadata().getTimestampIndex();
        return getJournal().getPartition(Rows.toPartitionIndex(rowID), true).getLong(Rows.toLocalRowID(rowID), timestampColumnIndex);
    }
}