はじめに
Ubuntu 19.10にOppenJDK11をインストール
LTS系まとめ親記事：OpenJDKの各種インストール方法とEOLまとめ
サポート
EoanErmine/ReleaseNotes - Ubuntu Wikiより、2020-07がEOLになる。
それ以降に報告された脆弱性や不具合への対応は実施されない可能性がある。
LOG
インストール
# cat /etc/os-release
NAME="Ubuntu"
VERSION="19.10 (Eoan Ermine)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 19.10"
VERSION_ID="19.10"
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=eoan
UBUNTU_CODENAME=eoan
# apt update; apt install -y openjdk-11-jdk
... 略
各種確認
# which java
/usr/bin/java
# java -version
openjdk version "11.0.5-ea" 2019-10-15
OpenJDK Runtime Environment (build 11.0.5-ea+10-post-Ubuntu-0ubuntu1)
OpenJDK 64-Bit Server VM (build 11.0.5-ea+10-post-Ubuntu-0ubuntu1, mixed mode, sharing)
# apt show openjdk-11-jdk
Package: openjdk-11-jdk
Version: 11.0.5+10-0ubuntu1
Priority: optional
Section: java
Source: openjdk-lts
Origin: Ubuntu
Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
Original-Maintainer: OpenJDK Team <openjdk@lists.launchpad.net>
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 2315 kB
Provides: java-compiler, java-sdk, java10-sdk, java11-sdk, java2-sdk, java5-sdk, java6-sdk, java7-sdk, java8-sdk, java9-sdk
Depends: openjdk-11-jre (= 11.0.5+10-0ubuntu1), openjdk-11-jdk-headless (= 11.0.5+10-0ubuntu1), libc6 (>= 2.2.5)
Recommends: libxt-dev
Suggests: openjdk-11-demo, openjdk-11-source, visualvm
Conflicts: openjdk-11-jre-headless (<< 11~19-2)
Replaces: openjdk-11-jre-headless (<< 11~19-2)
Homepage: http://openjdk.java.net/
Supported: 9m
Download-Size: 2190 kB
APT-Manual-Installed: yes
APT-Sources: http://archive.ubuntu.com/ubuntu eoan/main amd64 Packages
Description: OpenJDK Development Kit (JDK)