public override java.nio.LongBuffer asReadOnlyBuffer()
 {
     java.nio.LongToByteBufferAdapter buf = new java.nio.LongToByteBufferAdapter(byteBuffer
                                                                                 .asReadOnlyBuffer());
     buf._limit            = _limit;
     buf._position         = _position;
     buf._mark             = _mark;
     buf.byteBuffer._order = byteBuffer._order;
     return(buf);
 }