云原生时代，Java的危与机

{"type":"doc","content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"italic"}],"text":"QCon 深圳站技术分享PPT陆续上线中，"},{"type":"link","attrs":{"href":"https:\/\/ppt.infoq.cn\/list\/qconsz2020?utm_source=web&utm_medium=infoq&utm_campaign=downloadppt","title":"xxx","type":null},"content":[{"type":"text","text":"点此链接"}]},{"type":"text","marks":[{"type":"italic"}],"text":"即可免费领取。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"blockquote","content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Java诞生距今已有25年，但它仍然长期占据着“天下第一”编程语言的宝座。只是其统治地位并非坚不可摧，反倒可以说是危机四伏。云原生时代，Java技术体系的许多前提假设都受到了挑战，目前已经有可预见的、足以威胁动摇其根基的潜在可能性正在酝酿。同时，像Golang、Rust这样的新生语言，以及C、C++、C#、Python等老对手也都对Java的市场份额虎视眈眈。面对危机，Java正在尝试哪些变革？未来，Java是会继续向前、再攀高峰，还是由盛转衰？"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"在今天由极客邦科技举办的"},{"type":"link","attrs":{"href":"https:\/\/qcon.infoq.cn\/2020\/shanghai\/schedule?utm_source=infoq&utm_medium=arti&utm_campaign=full&utm_content=zhouzhiming","title":"xxx","type":null},"content":[{"type":"text","text":"QCon全球软件开发大会2020（深圳站）"}]},{"type":"text","text":"上，远光软件研究院院长、《深入理解Java虚拟机》系列书籍作者周志明发表了主题演讲《云原生时代的Java》，以下内容为演讲整理。"}]}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"今天，25岁的Java仍然是最具有统治力的编程语言，长期占据编程语言排行榜的首位，拥有一千二百万的庞大开发者群体，全世界有四百五十亿部物理设备使用着Java技术，同时，在云端数据中心的虚拟化环境里，还运行着超过两百五十亿个Java虚拟机的进程实例 （"},{"type":"link","attrs":{"href":"https:\/\/go.oracle.com\/LP=96777","title":"","type":null},"content":[{"type":"text","text":"数据来自Oracle的WebCast"}]},{"type":"text","text":"）。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"以上这些数据是Java过去25年巨大成就的功勋佐证，更是Java技术体系维持自己“天下第一”编程语言的坚实壁垒。"},{"type":"text","marks":[{"type":"strong"}],"text":"Java与其他语言竞争，底气从来不在于语法、类库有多么先进好用，而是来自它庞大的用户群和极其成熟的软件生态，这在朝夕之间难以撼动。"},{"type":"text","text":"然而，这个现在看起来仍然坚不可摧的Java帝国，其统治地位的稳固程度不仅没有高枕无忧，反而说是危机四伏也不为过。目前已经有了可预见的、足以威胁动摇其根基的潜在可能性正在酝酿，并随云原生时代而降临。"}]},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"Java的危机"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Java与云原生的矛盾，来源于Java诞生之初，植入到它基因之中的一些基本的前提假设已经逐渐开始被动摇，甚至已经不再成立。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}}]}