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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 <vespa/searchlib/query/base.h>
#include <vespa/vespalib/objects/nbostream.h>
#include <vespa/vespalib/util/stringfmt.h>
namespace proton {
/**
* Class used to localize a local document id inside a sub document db.
*/
class DbDocumentId {
private:
uint32_t _subDbId; // sub document db id
search::DocumentIdT _lid; // local document id
public:
DbDocumentId() noexcept: DbDocumentId(0) {}
DbDocumentId(search::DocumentIdT lid) noexcept : DbDocumentId(0, lid) {}
DbDocumentId(uint32_t subDbId, search::DocumentIdT lid) noexcept
: _subDbId(subDbId),
_lid(lid)
{ }
uint32_t getSubDbId() const { return _subDbId; }
search::DocumentIdT getLid() const { return _lid; }
bool valid() const { return _lid != 0; }
bool
operator!=(const DbDocumentId &rhs) const
{
return _subDbId != rhs._subDbId ||
_lid != rhs._lid;
}
bool
operator==(const DbDocumentId &rhs) const
{
return _subDbId == rhs._subDbId &&
_lid == rhs._lid;
}
vespalib::string toString() const {
return vespalib::make_string("subDbId=%u, lid=%u", _subDbId, _lid);
}
friend vespalib::nbostream &
operator<<(vespalib::nbostream &os, const DbDocumentId &dbdId);
friend vespalib::nbostream &
operator>>(vespalib::nbostream &is, DbDocumentId &dbdId);
};
} // namespace proton
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