this.regionName = regionName;
hashtable.clear();
return hashtable.get(key);
return hashtable.size();
return 0;
return regionName;
return -1;
return Timestamper.ONE_MS * 60000; //ie. 60 seconds
// local cache, so we use synchronization
return Timestamper.next();
hashtable.put(key, value);
hashtable.remove(key);
return Collections.unmodifiableMap(hashtable);
return "HashtableCache(" + regionName + ')";
put(key, value);