///
/// <returns> The number of documents in all of the readers </returns>
/// <exception cref="CorruptIndexException"> if the index is corrupt </exception>
/// <exception cref="IOException"> if there is a low-level IO error </exception>
private int MergeFields()
{
StoredFieldsWriter fieldsWriter = codec.StoredFieldsFormat.FieldsWriter(directory, mergeState.SegmentInfo, context);
try
{
return(fieldsWriter.Merge(mergeState));
}
finally
{
fieldsWriter.Dispose();
}
}
