h2. Controller.action - Others

*==Logger.info("Action executed ...");==*
*==Logger.debug("A log message");==*
*==Logger.error(ex, "Oops");==*
Logging configuration lives in application.conf

*==@CacheFor("1h") public static void index() { ... }==*
Caches the result of the action for 1 hour

*==Play.configuration.getProperty("blog.title");==*
Access to the configuration file

*==Query query = JPA.em().createQuery("query");==*
Access the persistence manager
