code: public static Person get(final long _id)
          throws EFapsException
      {
          final Cache<Long, Person> cache = InfinispanCache.get().<Long, Person>getCache(Person.IDCACHE);
          if (!cache.containsKey(_id)) {
              Person.getPersonFromDB(Person.SQL_ID, _id);
          }
          return cache.get(_id);
      }
docs: Returns for given parameter <i>_id</i> the instance of class
  {@link Person}.
  
  @param _id id to search in the cache
  @throws EFapsException on error
  @return instance of class {@link Person}
  @see #CACHE
  @see #getFromDB