<property name="jpaProperties">
        <props>
            <prop key="hibernate.hbm2ddl.auto">update</prop>
            <prop key="hibernate.dialect">org.hibernate.dialect.MySQL5Dialect</prop>
            <prop key="hibernate.cache.use_second_level_cache">true</prop>
            <prop key="hibernate.cache.use_query_cache">true</prop>
            <prop key="hibernate.cache.region.factory_class">org.hibernate.cache.ehcache.EhCacheRegionFactory</prop>
            <prop key="javax.persistence.sharedCache.mode">ENABLE_SELECTIVE</prop>
        </props>
    </property>

@Override
public long updateUser() {

  User u = this.userRepository.findUserById(1L);
  u.setAddress(String.valueOf(System.currentTimeMillis()));
  return 1;
}


@Override
public long getUserAndDisplayCacheStats() {

   CacheManager cacheManager = CacheManager.getInstance();

// try fetching from cachedb
User user = this.userRepository.findUserById(1L);


   // display statistics
   String[] cacheNames = cacheManager.getCacheNames();
   for (int i = 0; i < cacheNames.length; i++) {
      String cacheName = cacheNames[i];
      System.out.println(cacheName + " - " + cacheManager.getCache(
                                 cacheName).getStatistics().toString());
   }

  return 1;
}

23 Jul 2014 18:40:48 DEBUG CacheManager - Attempting to create an existing singleton. Existing singleton returned.
 23 Jul 2014 18:40:48 DEBUG Segment - put added 0 on heap
 23 Jul 2014 18:40:48 DEBUG Segment - fault removed 0 from heap
 23 Jul 2014 18:40:48 DEBUG Segment - fault added 0 on disk

23 Jul 2014 18:42:30 DEBUG CacheManager - Attempting to create an existing singleton. Existing singleton returned.

23 Jul 2014 18:43:42 DEBUG Segment - remove deleted 0 from heap
 23 Jul 2014 18:43:42 DEBUG Segment - remove deleted 0 from disk
 23 Jul 2014 18:43:42 DEBUG Segment - put added 0 on heap
 23 Jul 2014 18:43:42 DEBUG Segment - fault removed 0 from heap
 23 Jul 2014 18:43:42 DEBUG Segment - fault added 0 on disk
 23 Jul 2014 18:43:42 DEBUG Segment - put added 0 on heap
 23 Jul 2014 18:43:42 DEBUG Segment - put updated, deleted 0 on heap
 23 Jul 2014 18:43:42 DEBUG Segment - put updated, deleted 0 on disk
 23 Jul 2014 18:43:42 DEBUG Segment - fault removed 0 from heap
 23 Jul 2014 18:43:42 DEBUG Segment - fault added 0 on disk
 23 Jul 2014 18:43:42 DEBUG Segment - put added 0 on heap
 23 Jul 2014 18:43:42 DEBUG Segment - fault removed 0 from heap
 23 Jul 2014 18:43:42 DEBUG Segment - fault added 0 on disk
 23 Jul 2014 18:43:42 DEBUG Segment - put added 0 on heap
 23 Jul 2014 18:43:42 DEBUG Segment - put updated, deleted 0 on heap
 23 Jul 2014 18:43:42 DEBUG Segment - put updated, deleted 0 on disk
 23 Jul 2014 18:43:42 DEBUG Segment - put added 0 on heap
 23 Jul 2014 18:43:42 DEBUG Segment - put updated, deleted 0 on heap
 23 Jul 2014 18:43:42 DEBUG Segment - put updated, deleted 0 on disk
 23 Jul 2014 18:43:42 DEBUG Segment - fault removed 0 from heap
 23 Jul 2014 18:43:42 DEBUG Segment - fault removed 0 from heap
 23 Jul 2014 18:43:42 DEBUG Segment - fault added 0 on disk
 23 Jul 2014 18:43:42 DEBUG Segment - fault added 0 on disk