bibaram오라클 JDK 설치 방법을 2가지
1. PPA (Personal Package Archive) 이용
$ sudo apt-add-repository ppa:webupd8team/java
$ sudo apt-get update
$ sudo apt-get install oracle-java8-installer
2. Manual Install
- Oracle Site에서 .tar.gz 파일을 다운로드.
(http://www.oracle.com/technetwork/java/javase/downloads/index.html)
$ tar zxvf jdk-8u45-linux-x64.tar.gz
$ sudo mkdir /usr/lib/jvm
$ sudo mv jdk1.8.0_144 /usr/lib/jvm
- 명령어 등록
$ sudo update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk1.8.0_144/bin/java 1
$ sudo update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.8.0_144/bin/javac 1
$ sudo update-alternatives --install /usr/bin/javaws javaws /usr/lib/jvm/jdk1.8.0_144/bin/javaws 1
- 설치된 Java버전이 여러개인 경우 차례대로 jdk1.8.0_144 버전 선택
$ sudo update-alternatives --config java
There are 2 choices for the alternative java (providing /usr/bin/java).
Selection Path Priority Status
------------------------------------------------------------
* 0 /usr/lib/jvm/java-7-openjdk-amd64/jre/bin/java 1071 auto mode
1 /usr/lib/jvm/jdk1.8.0_144/bin/java 1 manual mode
2 /usr/lib/jvm/java-7-openjdk-amd64/jre/bin/java 1071 manual mode
Press enter to keep the current choice[*], or type selection number: 1
update-alternatives: using /opt/jdk1.8.0_20/bin/java to provide /usr/bin/java (java) in manual mode
$ sudo update-alternatives --config javac
$ sudo update-alternatives --config javaws
- 설치 확인
$ java -version
