65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
package scorch
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import (
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"github.com/RoaringBitmap/roaring"
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"github.com/blevesearch/bleve/index/scorch/segment"
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)
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type SegmentDictionarySnapshot struct {
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s *SegmentSnapshot
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d segment.TermDictionary
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}
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func (s *SegmentDictionarySnapshot) PostingsList(term string, except *roaring.Bitmap) segment.PostingsList {
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return s.d.PostingsList(term, s.s.deleted)
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}
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func (s *SegmentDictionarySnapshot) Iterator() segment.DictionaryIterator {
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return s.d.Iterator()
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}
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func (s *SegmentDictionarySnapshot) PrefixIterator(prefix string) segment.DictionaryIterator {
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return s.d.PrefixIterator(prefix)
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}
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func (s *SegmentDictionarySnapshot) RangeIterator(start, end string) segment.DictionaryIterator {
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return s.d.RangeIterator(start, end)
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}
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type SegmentSnapshot struct {
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id uint64
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segment segment.Segment
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deleted *roaring.Bitmap
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}
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func (s *SegmentSnapshot) VisitDocument(num uint64, visitor segment.DocumentFieldValueVisitor) error {
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return s.segment.VisitDocument(num, visitor)
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}
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func (s *SegmentSnapshot) Count() uint64 {
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rv := s.segment.Count()
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if s.deleted != nil {
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rv -= s.deleted.GetCardinality()
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}
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return rv
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}
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func (s *SegmentSnapshot) Dictionary(field string) segment.TermDictionary {
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return &SegmentDictionarySnapshot{
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s: s,
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d: s.segment.Dictionary(field),
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}
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}
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func (s *SegmentSnapshot) DocNumbers(docIDs []string) *roaring.Bitmap {
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rv := s.segment.DocNumbers(docIDs)
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if s.deleted != nil {
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rv.AndNot(s.deleted)
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}
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return rv
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}
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func (s *SegmentSnapshot) Fields() []string {
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return s.segment.Fields()
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}
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