io.questdb.cairo.vm.api.MemoryMAR Maven / Gradle / Ivy

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 *  Copyright (c) 2014-2019 Appsicle
 *  Copyright (c) 2019-2022 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
 *
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 *  distributed under the License is distributed on an "AS IS" BASIS,
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package io.questdb.cairo.vm.api;

//mapped appendable readable
public interface MemoryMAR extends MemoryMA, MemoryMR, MemoryR {

    @Override
    default long getAppendAddress() {
        long appendOffset = getAppendOffset();
        return getPageAddress(pageIndex(appendOffset)) + offsetInPage(appendOffset);
    }

    @Override
    default long getAppendAddressSize() {
        return getPageSize() - offsetInPage(getAppendOffset());
    }
}