ubuntu - jdk21 설치

1. jdk 21 설치

sudo apt install -y openjdk-21-jdk

 

 

2. 환경변수 셋팅

 

readlink -f $(which java)

 

/bin/java 는 빼고 등록해야함

 

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vi ~/.bashrc

export JAVA_HOME=/usr/lib/jvm/java-21-openjdk-amd64
export PATH=$JAVA_HOME/bin:$PATH

source ~/.basrc