public long ramBytesUsed() {return ((termOffsets!=null)? termOffsets.ramBytesUsed() : 0) +((termsDictOffsets!=null)? termsDictOffsets.ramBytesUsed() : 0);}
public override long RamBytesUsed(){long sizeInBytes = 0;foreach (FieldIndexData entry in fields.Values){sizeInBytes += entry.RamBytesUsed();}return sizeInBytes;}