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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "fakeword.h"
#include "fakeposting.h"
namespace search::fakedata {
/*
* Old compressed posocc format.
*/
class FakeEGCompr64FilterOcc : public FakePosting
{
protected:
using Alloc = vespalib::alloc::Alloc;
std::pair<uint64_t *, size_t> _compressed;
std::pair<uint64_t *, size_t> _l1SkipCompressed;
std::pair<uint64_t *, size_t> _l2SkipCompressed;
std::pair<uint64_t *, size_t> _l3SkipCompressed;
std::pair<uint64_t *, size_t> _l4SkipCompressed;
Alloc _compressedAlloc;
Alloc _l1SkipCompressedAlloc;
Alloc _l2SkipCompressedAlloc;
Alloc _l3SkipCompressedAlloc;
Alloc _l4SkipCompressedAlloc;
unsigned int _docIdLimit;
unsigned int _hitDocs;
uint32_t _lastDocId;
size_t _bitSize;
size_t _l1SkipBitSize;
size_t _l2SkipBitSize;
size_t _l3SkipBitSize;
size_t _l4SkipBitSize;
bool _bigEndian;
private:
void setup(const FakeWord &fw);
template <bool bigEndian>
void setupT(const FakeWord &fw);
public:
explicit FakeEGCompr64FilterOcc(const FakeWord &fw);
FakeEGCompr64FilterOcc(const FakeWord &fw, bool bigEndian, const char *nameSuffix);
~FakeEGCompr64FilterOcc() override;
static void forceLink();
size_t bitSize() const override;
bool hasWordPositions() const override;
size_t skipBitSize() const override;
size_t l1SkipBitSize() const override;
size_t l2SkipBitSize() const override;
size_t l3SkipBitSize() const override;
size_t l4SkipBitSize() const override;
int lowLevelSinglePostingScan() const override;
int lowLevelSinglePostingScanUnpack() const override;
int lowLevelAndPairPostingScan(const FakePosting &rhs) const override;
int lowLevelAndPairPostingScanUnpack(const FakePosting &rhs) const override;
std::unique_ptr<queryeval::SearchIterator> createIterator(const fef::TermFieldMatchDataArray &matchData) const override;
};
}
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