/// <summary>
/// Return the total number of fields in the index
/// </summary>
/// <param name="indexer"></param>
/// <returns></returns>
public static int GetIndexFieldCount(this LuceneIndex indexer)
{
if (!((indexer.GetSearcher() as LuceneSearcher)?.GetLuceneSearcher() is IndexSearcher searcher))
{
return(0);
}
using (searcher)
using (var reader = searcher.IndexReader)
{
return(reader.GetFieldNames(IndexReader.FieldOption.ALL).Count);
}
}
/// <summary>
/// Return the number of indexed documents in Lucene
/// </summary>
/// <param name="indexer"></param>
/// <returns></returns>
public static int GetIndexDocumentCount(this LuceneIndex indexer)
{
if (!((indexer.GetSearcher() as LuceneSearcher)?.GetLuceneSearcher() is IndexSearcher searcher))
{
return(0);
}
using (searcher)
using (var reader = searcher.IndexReader)
{
return(reader.NumDocs());
}
}
