} catch (IOException e)
} catch (Exception e)
    public byte[] getRegion(Integer arg0, Long arg1)    {        errorIfNotLoaded();                MappedByteBuffer region;        try        {            region = buffer.getRegion(arg0, arg1);        } catch (IOException e)        {            e.printStackTrace();            throw new RuntimeException("Unimplemented exception.");        }        return bufferAsByteArrayWithExceptionIfNull( region );     }