./categories/os
Linux JDK 설치 tar·yum
1) Oracle JDK tar
wget '<다운로드_링크>' # 브라우저에서 복사한 인증 링크
mv 'jdk-8u221-linux-x64.tar.gz?AuthParam=...' jdk-8u221-linux-x64.tar.gz
gunzip jdk-8u221-linux-x64.tar.gz
tar -xvf jdk-8u221-linux-x64.tar
sudo mv jdk1.8.0_221 /usr/local
cd /usr/local && sudo ln -s jdk1.8.0_221 java
/etc/profile:
JAVA_HOME=/usr/local/java
CLASSPATH=.:$JAVA_HOME/lib/tools.jar
PATH=$PATH:$JAVA_HOME/bin
export JAVA_HOME CLASSPATH PATH
source /etc/profile
javac -version
2) yum OpenJDK
yum list java*jdk-devel
yum install java-1.8.0-openjdk-devel.x86_64
which javac
readlink -f /usr/bin/javac
# /etc/profile 에 JAVA_HOME 등록 후
source /etc/profile
echo $JAVA_HOME
참고: JAVA_HOME은 .../bin/javac가 아니라 JDK 루트 경로로 두는 것이 일반적.
관련 링크: https://app.notion.com/p/1fdd33e896c240b3b57416a5d9078a4e
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