How to set JAVA_HOME when installed OpenJDK with yum
Answer
export JAVA_HOME=$(readlink $(readlink $(which java)))
First which java returned the below path.
/usr/bin/java
Next command readlink $(which java) returned the below path.
/etc/alternatives/java
Last command readlink $(readlink $(which java)) returned the below path.
/usr/lib/jvm/java-9-openjdk-amd64/bin/java
And you can be assigned this result to environment variable.
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