public MultiTermEnum(IndexReader[] readers, int[] starts, Term t) { queue = new SegmentMergeQueue(readers.Length); for (int i = 0; i < readers.Length; i++) { IndexReader reader = readers[i]; TermEnum termEnum; if (t != null) { termEnum = reader.Terms(t); } else { termEnum = reader.Terms(); } SegmentMergeInfo smi = new SegmentMergeInfo(starts[i], termEnum, reader); if (t == null?smi.Next():termEnum.Term() != null) { queue.Put(smi); } // initialize queue else { smi.Close(); } } if (t != null && queue.Size() > 0) { Next(); } }
private void MergeTermInfos() { int base_Renamed = 0; for (int i = 0; i < readers.Count; i++) { IndexReader reader = (IndexReader)readers[i]; TermEnum termEnum = reader.Terms(); SegmentMergeInfo smi = new SegmentMergeInfo(base_Renamed, termEnum, reader); base_Renamed += reader.NumDocs(); if (smi.Next()) { queue.Put(smi); } // initialize queue else { smi.Close(); } } SegmentMergeInfo[] match = new SegmentMergeInfo[readers.Count]; while (queue.Size() > 0) { int matchSize = 0; // pop matching terms match[matchSize++] = (SegmentMergeInfo)queue.Pop(); Term term = match[0].term; SegmentMergeInfo top = (SegmentMergeInfo)queue.Top(); while (top != null && term.CompareTo(top.term) == 0) { match[matchSize++] = (SegmentMergeInfo)queue.Pop(); top = (SegmentMergeInfo)queue.Top(); } MergeTermInfo(match, matchSize); // add new TermInfo while (matchSize > 0) { SegmentMergeInfo smi = match[--matchSize]; if (smi.Next()) { queue.Put(smi); } // restore queue else { smi.Close(); // done with a segment } } } }
public MultiTermEnum(IndexReader[] readers, int[] starts, Term t) { queue = new SegmentMergeQueue(readers.Length); for (int i = 0; i < readers.Length; i++) { IndexReader reader = readers[i]; TermEnum termEnum; if (t != null) { termEnum = reader.Terms(t); } else termEnum = reader.Terms(); SegmentMergeInfo smi = new SegmentMergeInfo(starts[i], termEnum, reader); if (t == null?smi.Next():termEnum.Term() != null) queue.Put(smi); // initialize queue else smi.Close(); } if (t != null && queue.Size() > 0) { Next(); } }
internal SegmentMergeInfo[] matchingSegments; // null terminated array of matching segments public MultiTermEnum(IndexReader topReader, IndexReader[] readers, int[] starts, Term t) { this.topReader = topReader; queue = new SegmentMergeQueue(readers.Length); matchingSegments = new SegmentMergeInfo[readers.Length + 1]; for (int i = 0; i < readers.Length; i++) { IndexReader reader = readers[i]; TermEnum termEnum = t != null ? reader.Terms(t) : reader.Terms(); var smi = new SegmentMergeInfo(starts[i], termEnum, reader) {ord = i}; if (t == null?smi.Next():termEnum.Term != null) queue.Add(smi); // initialize queue else smi.Dispose(); } if (t != null && queue.Size() > 0) { Next(); } }