Class memcachedclass = classLoader.loadClass(memcachedname);
// System.out.println("dbclass.getName() = " + dbclass.getName());
ret = (Memcached) memcachedclass.newInstance();
} catch (ClassCastException e) {
throw new UnknownDataStoreException(e);
} catch (ClassNotFoundException e) {
throw new UnknownDataStoreException(e);
} catch (InstantiationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalAccessException e) {
// TODO Auto-generated catch block