code: @Override protected int readData(byte[] buffer, int offset)
     {
        FixedSizeItemsBlock data = new FixedSizeItemsBlock().read(buffer, offset);
        offset = data.getOffset();
  
        byte[][] rawData = data.getData();
        m_data = new Integer[rawData.length];
        for (int index = 0; index < rawData.length; index++)
        {
           m_data[index] = Integer.valueOf(FastTrackUtility.getShort(rawData[index], 0));
        }
  
        return offset;
     }
docs: {@inheritDoc}