public BitMap4 ReadBitMap(int bitCount)
        {
            BitMap4 value = _source.ReadBitMap(bitCount);

            _target.IncrementOffset(value.MarshalledLength());
            return(value);
        }
		public ObjectHeaderAttributes(ByteArrayBuffer reader)
		{
			_fieldCount = reader.ReadInt();
			_nullBitMap = reader.ReadBitMap(_fieldCount);
		}