| public static Wrap ( Lucene.Net.Search.DocIdSet set, Lucene.Net.Util.Bits acceptDocs ) : Lucene.Net.Search.DocIdSet | ||
| set | Lucene.Net.Search.DocIdSet | Underlying DocIdSet. If {@code null}, this method returns {@code null} |
| acceptDocs | Lucene.Net.Util.Bits | Allowed docs, all docids not in this set will not be returned by this DocIdSet. /// If {@code null}, this method returns the original set without wrapping. |
| Результат | Lucene.Net.Search.DocIdSet | |
public static DocIdSet Wrap(DocIdSet set, Bits acceptDocs)
{
return (set == null || acceptDocs == null) ? set : new BitsFilteredDocIdSet(set, acceptDocs);
}
public override DocIdSet GetDocIdSet(AtomicReaderContext context, IBits acceptDocs)
{
var reader = context.AtomicReader;
object key = reader.CoreCacheKey;
if (_cache.TryGetValue(key, out DocIdSet docIdSet) && docIdSet != null)
{
hitCount++;
}
else
{
missCount++;
docIdSet = DocIdSetToCache(_filter.GetDocIdSet(context, null), reader);
if (Debugging.AssertsEnabled)
{
Debugging.Assert(docIdSet.IsCacheable);
}
#if FEATURE_CONDITIONALWEAKTABLE_ADDORUPDATE
_cache.AddOrUpdate(key, docIdSet);
#else
_cache[key] = docIdSet;
#endif
}
return(docIdSet == EMPTY_DOCIDSET ? null : BitsFilteredDocIdSet.Wrap(docIdSet, acceptDocs));
}