How to use

invalidate

method

in

org.hibernate.cache.spi.UpdateTimestampsCache

/**
 *
 * @param em
 * @param entityType
 * @param ids
 */
public static void executeTargetedCacheInvalidation(EntityManager em, Class<?> entityType, List<Long> ids) {
  Session session = em.unwrap(Session.class);
  for (Long id : ids) {
    session.getSessionFactory().getCache().evictEntity(entityType, id);
  }
  //update the timestamp cache for the table so that queries will be refreshed
  ClassMetadata metadata = session.getSessionFactory().getClassMetadata(entityType);
  String tableName = ((AbstractEntityPersister) metadata).getTableName();
  UpdateTimestampsCache timestampsCache = em.unwrap(SessionImplementor.class).getFactory().getUpdateTimestampsCache();
  if (timestampsCache != null) {
    timestampsCache.invalidate(new Serializable[]{tableName});
  }
}

  public void afterTransactionCompletion(boolean success) {
    for ( AfterTransactionCompletionProcess process : processes ) {
      try {
        process.doAfterTransactionCompletion( success, session );
      }
      catch ( CacheException ce ) {
        LOG.unableToReleaseCacheLock( ce );
        // continue loop
      }
      catch ( Exception e ) {
        throw new AssertionFailure( "Exception releasing cache locks", e );
      }
    }
    processes.clear();
    if ( session.getFactory().getSettings().isQueryCacheEnabled() ) {
      session.getFactory().getUpdateTimestampsCache().invalidate(
          querySpacesToInvalidate.toArray( new String[ querySpacesToInvalidate.size()] )
      );
    }
    querySpacesToInvalidate.clear();
  }
}

  public void afterTransactionCompletion(boolean success) {
    for ( AfterTransactionCompletionProcess process : processes ) {
      try {
        process.doAfterTransactionCompletion( success, session );
      }
      catch ( CacheException ce ) {
        LOG.unableToReleaseCacheLock( ce );
        // continue loop
      }
      catch ( Exception e ) {
        throw new AssertionFailure( "Exception releasing cache locks", e );
      }
    }
    processes.clear();
    if ( session.getFactory().getSettings().isQueryCacheEnabled() ) {
      session.getFactory().getUpdateTimestampsCache().invalidate(
          querySpacesToInvalidate.toArray( new String[ querySpacesToInvalidate.size()] )
      );
    }
    querySpacesToInvalidate.clear();
  }
}