OpenJDK与JDK比较
1. 概述
OpenJDK与OracleJDK比较
2. 比较
OpenJDK与Oracle JDK绝大部分相同，OpenJDK是不包含部署功能，比如：Browser Plugin、Java Web Start、以及Java控制面板。
2.1 OracleJDK支持时间
Oracle Java SE Support Roadmap
| Release | GA Date | Premier Support Until | Extended Support Until | Sustaining Support |
|---|---|---|---|---|
| 7 | July 2011 | July 2019 | July 2022***** | Indefinite |
| 8** | March 2014 | March 2022 | December 2030 | Indefinite |
| 9 (non‑LTS) | September 2017 | March 2018 | Not Available | Indefinite |
| 10 (non‑LTS) | March 2018 | September 2018 | Not Available | Indefinite |
| 11 (LTS) | September 2018 | September 2023 | September 2026 | Indefinite |
| 12 (non‑LTS) | March 2019 | September 2019 | Not Available | Indefinite |
| 13 (non‑LTS) | September 2019 | March 2020 | Not Available | Indefinite |
| 14 (non‑LTS) | March 2020*** | September 2020 | Not Available | Indefinite |
| 15 (non‑LTS) | September 2020*** | March 2021 | Not Available | Indefinite |
2.2 开源协议对比
- OracleJDK
https://www.oracle.com/downloads/licenses/oracle-javase-license.html
自 2019 年 1 月起，Java SE 8 公开更新将不向没有商用许可证的业务、商用或生产用途提供
https://shop.oracle.com/apex/f?p=700:2:::NO:RP::
| 产品 | 港币 | 人民币 |
|---|---|---|
| Oracle Java SE Desktop Subscription | HK$116.25-HK$232.50 | CNY$104.11-CNY$208.21 |
| Oracle Java SE Subscription | HK$1,162.49-HK$2,328.00 | CNY$1041.04-CNY$2084.79 |
| Oracle Java Development Tools Support | HK$9,300.00 | CNY$8328.43 |
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