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Java 14 (OpenJDK: AdoptOpenJDK) を Homebrew で macOS にインストールする

Posted at

今回の環境

  • macOS Catalina 10.15.3

AdoptOpenJDK 14 をインストールする

公式資料を参考にしてインストールする。
GitHub - AdoptOpenJDK/homebrew-openjdk: AdoptOpenJDK HomeBrew Tap

$ brew tap AdoptOpenJDK/openjdk
$ brew cask install adoptopenjdk14

java_home コマンドでインストールされたディレクトリの場所を確認する

$ /usr/libexec/java_home -v 14
/Library/Java/JavaVirtualMachines/adoptopenjdk-14.jdk/Contents/Home

環境変数 JAVA_HOME と PATH を設定する

必要に応じて ~/.bashrc や ~/.zshrc などに記述する。

$ export JAVA_HOME=/Library/Java/JavaVirtualMachines/adoptopenjdk-14.jdk/Contents/Home
$ PATH=${JAVA_HOME}/bin:${PATH}

インストールされた AdoptOpenJDK を確認する

$ java -version
openjdk version "14" 2020-03-17
OpenJDK Runtime Environment AdoptOpenJDK (build 14+36)
OpenJDK 64-Bit Server VM AdoptOpenJDK (build 14+36, mixed mode, sharing)

$ javac -version
javac 14

$ which java
/Library/Java/JavaVirtualMachines/adoptopenjdk-14.jdk/Contents/Home/bin/java

$ which javac
/Library/Java/JavaVirtualMachines/adoptopenjdk-14.jdk/Contents/Home/bin/javac

$ ls /Library/Java/JavaVirtualMachines/adoptopenjdk-14.jdk/Contents/Home/bin/
jaotc		javap		jfr		jmap		jstack		rmiregistry
jar		jcmd		jhsdb		jmod		jstat		serialver
jarsigner	jconsole	jimage		jpackage	jstatd
java		jdb		jinfo		jps		keytool
javac		jdeprscan	jjs		jrunscript	rmic
javadoc		jdeps		jlink		jshell		rmid

参考資料

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