ByteSequence visibility = key.getColumnVisibilityData();
ColumnVisibility colVis = null;
Boolean parsed = (Boolean) parsedVisibilitiesCache.get(visibility);
if (parsed == null) {
try {
colVis = new ColumnVisibility(visibility.toArray());
parsedVisibilitiesCache.put(visibility, Boolean.TRUE);
} catch (BadArgumentException e) {
log.error("Parse error after transformation : " + visibility);
parsedVisibilitiesCache.put(visibility, Boolean.FALSE);
if (scanning) {