/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * Neo4j is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.neo4j.io.pagecache.tracing.version;

import org.neo4j.io.pagecache.tracing.PageCacheTracer;

class DefaultRegionCollectionEvent implements RegionCollectionEvent {
    private final FileTruncateEvent fileTruncateEvent;

    DefaultRegionCollectionEvent(PageCacheTracer pageCacheTracer) {
        this.fileTruncateEvent = new DefaultFileTruncateEvent(pageCacheTracer);
    }

    @Override
    public void regionMarkedFree(long region) {}

    @Override
    public void regionStillUsed(long region, long boundary, long oldestVisibleTransactionNumber) {}

    @Override
    public void regionsWalkCompleted(
            long oldestVisibleTransactionNumber, long latestUsedRegion, long regionsVisited, long markedFree) {}

    @Override
    public FileTruncateEvent attemptTruncate() {
        return fileTruncateEvent;
    }

    @Override
    public void close() {}
}
