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Neo4j kernel is a lightweight, embedded Java database designed to store data structured as graphs rather than tables. For more information, see http://neo4j.org.

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/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [https://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 .
 */
package org.neo4j.kernel.recovery;

import org.neo4j.kernel.impl.transaction.CommittedCommandBatch;
import org.neo4j.kernel.impl.transaction.log.LogPosition;

public interface RecoveryMonitor {
    default void recoveryRequired(LogPosition recoveryPosition) {
        // noop
    }

    default void batchRecovered(CommittedCommandBatch committedBatch) {
        // noop
    }

    default void recoveryCompleted(long recoveryTimeInMilliseconds, RecoveryMode mode) {
        // noop
    }

    default void reverseStoreRecoveryCompleted(long lowestRecoveredTxId) {
        // noop
    }

    default void failToRecoverTransactionsAfterCommit(
            Throwable t, CommittedCommandBatch.BatchInformation commandBatch, LogPosition recoveryToPosition) {
        // noop
    }

    default void failToRecoverTransactionsAfterPosition(Throwable t, LogPosition recoveryFromPosition) {
        // noop
    }

    default void partialRecovery(
            RecoveryPredicate recoveryPredicate, CommittedCommandBatch.BatchInformation commandBatch) {
        // noop
    }

    default void batchApplySkipped(CommittedCommandBatch committedBatch) {}
}