code: private static PersistenceStrategy<?, ?, ?> getPerKindStrategy(EmbeddedCacheManager externalCacheManager, URL configUrl, JtaPlatform platform) {
  		OnePerKindKeyProvider keyProvider = new OnePerKindKeyProvider();
  
  		OnePerKindCacheManager cacheManager = externalCacheManager != null ?
  				new OnePerKindCacheManager( externalCacheManager ) :
  				new OnePerKindCacheManager( configUrl, platform, keyProvider );
  
  		return new PersistenceStrategy<EntityKey, AssociationKey, IdSourceKey>( cacheManager, keyProvider );
  	}
docs: Returns the "per-kind" persistence strategy. Three caches will be used: one for entities, one for associations
  and one for id sources.