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/**
 * Copyright 2010 - 2018 JetBrains s.r.o.
 *
 * 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 jetbrains.exodus.io;

import org.jetbrains.annotations.Nullable;

public interface TransactionalDataWriter extends DataWriter {

    DataWriter getChildWriter();

    void write(byte b);

    @Nullable
    byte[] getHighPage(long alignedAddress);

    void commit();

    void rollback();

    void flush();

    boolean tryAndUpdateHighAddress(long highAddress);
}




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