monitor enter,monitor exit【面试官:谈谈你对synchronized的了解?】https://toutiao.com/item/6668933435244937731/?app=news_article_social×tamp=1552924652&group_i
【面试官:谈谈你对synchronized的了解?】https://toutiao.com/item/6668933435244937731/?app=news_article_social×tamp=1552924652&group_id=6668933435244937731&tt_from=copy_link&utm_source=copy_link&utm_medium=toutiao_ios&utm_campaign=client_share 看看