Java JDK 17.0.2 (64-bit) 軟體 Download 下載

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What's new in this version:

- Jordan now starts DST on February's last Thursday.
- Samoa no longer observes DST
- Merge more location-based Zones whose timestamps agree since 1970
- Move some backward-compatibility links to 'backward'
- Rename Pacific/Enderbury to Pacific/Kanton
- Correct many pre-1993 transitions in Malawi, Portugal, etc
- zic now creates each output file or link atomically
- zic -L no longer omits the POSIX TZ string in its output
- zic fixes for truncation and leap second table expiration
- zic now follows POSIX for TZ strings using all-year DST
- Fix some localtime crashes and bugs in obscure cases
- zdump -v now outputs more-useful boundary cases
- tzfile.5 better matches a draft successor to RFC 8536
- A new file SECURITY
- Revert most 2021b changes to 'backward'
- Fix 'zic -b fat' bug in pre-1970 32-bit data
- Fix two Link line typos
- Distribute SECURITY file
Keeping the JDK up to Date:
- Oracle recommends that the JDK is updated with each Critical Patch Update. In order to determine if a release is the latest, the Security Baseline page can be used to determine which is the latest version for each release family.
- Critical patch updates, which contain security vulnerability fixes, are announced one year in advance on Critical Patch Updates, Security Alerts and Bulletins. It is not recommended that this JDK (version 17.0.2) be used after the next critical patch update scheduled for April 19, 2022.

Removed Features and Options:
- security-libs/java.security
- Removed Google's GlobalSign Root Certificate

The following root certificate from Google has been removed from the cacerts keystore:
- alias name "globalsignr2ca [jdk]"
- Distinguished Name: CN=GlobalSign, O=GlobalSign, OU=GlobalSign Root CA - R2