@Override protected Asset removeImpl(Asset asset) throws SystemException { asset = toUnwrappedModel(asset); Session session = null; try { session = openSession(); if (!session.contains(asset)) { asset = (Asset) session.get(AssetImpl.class, asset.getPrimaryKeyObj()); } if (asset != null) { session.delete(asset); } } catch (Exception e) { throw processException(e); } finally { closeSession(session); } if (asset != null) { clearCache(asset); } return asset; }