import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class ArticleRepository {
    private static final Logger log = LoggerFactory.getLogger(ArticleRepository.class);

    public void save(Article article) {
        // 防御检查：空值拦截
        if (article == null) {
            log.warn("保存文章失败：article为空");
            return;
        }
        if (article.getTitle() == null || article.getTitle().isBlank()) {
            log.warn("保存文章失败：标题为空");
            return;
        }
        // 原有保存逻辑
    }
}