@Override public boolean removeRecommend(Cond cond) { cond.buildRemoveRecommendCond(); for (long qid : cond.getQid()) { if (qid <= 0) { continue; } RecommendTransient rt = new RecommendTransient(); rt.setQid(qid); questionRepository.removeRecommend(questionRepository.buildRecommendation(rt)); } return true; }