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Ubuntu 18.04にOpenJDK 17をインストール(OS標準)

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はじめに

Ubuntu18.04にOpenJDKを標準インストール
親記事:OpenJDKの各種インストール方法とEOLまとめ

サポート

いくつかのベンダがOpenJDK17の長期サポートを表明しているため、OS EOLとなる2023-04まではサポートされると思われる。

LOG

インストール

// 2021-11-18時点ではいくつかエラーが出る

# cat /etc/os-release
NAME="Ubuntu"
VERSION="18.04.6 LTS (Bionic Beaver)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 18.04.6 LTS"
VERSION_ID="18.04"
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
VERSION_CODENAME=bionic
UBUNTU_CODENAME=bionic

# apt update;apt install -y openjdk-17-jdk
... 略

各種確認

# which java
/usr/bin/java

# java -version
openjdk version "17" 2021-09-14
OpenJDK Runtime Environment (build 17+35-Ubuntu-118.04)
OpenJDK 64-Bit Server VM (build 17+35-Ubuntu-118.04, mixed mode, sharing)
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