io.questdb.cairo.wal.seq.TransactionLogCursor Maven / Gradle / Ivy

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/*******************************************************************************
 *     ___                  _   ____  ____
 *    / _ \ _   _  ___  ___| |_|  _ \| __ )
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 *   | |_| | |_| |  __/\__ \ |_| |_| | |_) |
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 *
 *  Copyright (c) 2014-2019 Appsicle
 *  Copyright (c) 2019-2023 QuestDB
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 ******************************************************************************/

package io.questdb.cairo.wal.seq;

import java.io.Closeable;

public interface TransactionLogCursor extends Closeable {
    @Override
    void close();

    long getCommitTimestamp();

    int getSegmentId();

    int getSegmentTxn();

    long getStructureVersion();

    long getTxn();

    int getWalId();

    boolean hasNext();

    boolean setPosition();

    void setPosition(long txn);

    void toTop();
}