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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "pagedict4_encoders.h"
#include "threelevelcountbuffers.h"
namespace search::bitcompression {
class PageDict4SSWriter;
class PageDict4SPWriter;
class PageDict4PWriter;
}
namespace search::index { class PostingListCounts; }
namespace search::diskindex::test {
/*
* Class for writing to memory based pagedict4 structure
*/
class PageDict4MemWriter
{
public:
using PageDict4SSWriter = search::bitcompression::PageDict4SSWriter;
using PageDict4SPWriter = search::bitcompression::PageDict4SPWriter;
using PageDict4PWriter = search::bitcompression::PageDict4PWriter;
using PostingListCounts = search::index::PostingListCounts;
private:
PageDict4Encoders _encoders;
public:
ThreeLevelCountWriteBuffers _buffers;
private:
PageDict4SSWriter *_ssw;
PageDict4SPWriter *_spw;
PageDict4PWriter *_pw;
void allocWriters();
public:
PageDict4MemWriter(uint32_t chunkSize, uint64_t numWordIds, uint32_t ssPad, uint32_t spPad, uint32_t pPad);
~PageDict4MemWriter();
void flush();
void addCounts(const std::string &word, const PostingListCounts &counts);
void startPad(uint32_t ssHeaderLen, uint32_t spHeaderLen, uint32_t pHeaderLen)
{
_buffers.startPad(ssHeaderLen, spHeaderLen, pHeaderLen);
}
};
}
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