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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "document_scan_iterator.h"
#include <vespa/searchcore/proton/documentmetastore/i_document_meta_store.h>
using search::DocumentMetaData;
namespace proton {
using Iterator = IDocumentMetaStore::Iterator;
DocumentScanIterator::DocumentScanIterator(const IDocumentMetaStore &metaStore)
: _metaStore(metaStore),
_lastLid(_metaStore.getCommittedDocIdLimit()),
_itrValid(true)
{
}
bool
DocumentScanIterator::valid() const
{
return _itrValid;
}
DocumentMetaData
DocumentScanIterator::next(uint32_t compactLidLimit)
{
for (--_lastLid; _lastLid > compactLidLimit; --_lastLid) {
if (_metaStore.validLid(_lastLid)) {
const RawDocumentMetaData &metaData = _metaStore.getRawMetaData(_lastLid);
return DocumentMetaData(_lastLid, metaData.getTimestamp(),
metaData.getBucketId(), metaData.getGid());
}
}
_itrValid = (_lastLid > compactLidLimit) ;
return DocumentMetaData();
}
} // namespace proton
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