end0tknr's kipple - web写経開発

太宰府天満宮の狛犬って、妙にカワイイ

JAVA_HOME設定の為、readlinkとdirnameで yum installしたjavaの場所を調べる

よく忘れるので、メモ

$ sudo yum install java-1.8.0-openjdk-devel.x86_64
$ sudo alternatives --config java
$ /usr/bin/java -version
openjdk version "1.8.0_252"
OpenJDK Runtime Environment (build 1.8.0_252-b09)
OpenJDK 64-Bit Server VM (build 25.252-b09, mixed mode)

$ sudo alternatives --config java

$ dirname $(readlink $(readlink $(which java)))
/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.252.b09-2.amzn2.0.1.x86_64/jre/bin

$ export JAVA_HOME=/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.252.b09-2.amzn2.0.1.x86_64