private Lock _readLock;
private Log _log;
private static Localizer _loc = Localizer.forPackage(PreparedQueryCacheImpl.class);
public PreparedQueryCacheImpl() {
_delegate = new CacheMap();
_uncachables = new CacheMap();
_exclusionPatterns = new ArrayList<Exclusion>();
ReentrantReadWriteLock _rwl = new ReentrantReadWriteLock();
_writeLock = _rwl.writeLock();
_readLock = _rwl.readLock();