Ejemplo n.º 1
0
        public UnionDocsAndPositionsEnum(Bits liveDocs, AtomicReaderContext context, Term[] terms, IDictionary <Term, TermContext> termContexts, TermsEnum termsEnum)
        {
            ICollection <DocsAndPositionsEnum> docsEnums = new LinkedList <DocsAndPositionsEnum>();

            for (int i = 0; i < terms.Length; i++)
            {
                Term      term      = terms[i];
                TermState termState = termContexts[term].Get(context.Ord);
                if (termState == null)
                {
                    // Term doesn't exist in reader
                    continue;
                }
                termsEnum.SeekExact(term.Bytes(), termState);
                DocsAndPositionsEnum postings = termsEnum.DocsAndPositions(liveDocs, null, DocsEnum.FLAG_NONE);
                if (postings == null)
                {
                    // term does exist, but has no positions
                    throw new InvalidOperationException("field \"" + term.Field() + "\" was indexed without position data; cannot run PhraseQuery (term=" + term.Text() + ")");
                }
                Cost_Renamed += postings.Cost();
                docsEnums.Add(postings);
            }

            _queue   = new DocsQueue(docsEnums);
            _posList = new IntQueue();
        }