Ubuntu Java 8/9

• INSTALL ORACLE JAVA 7 IN UBUNTU VIA PPA REPOSITORY
• INSTALL ORACLE JAVA 8 IN UBUNTU VIA PPA REPOSITORY [JDK8]
• How to install Oracle Java 9 in Ubuntu 16.04
• 우분투 java

설치

sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java8-installer

# 버전확인
java -version
javac -version

# 환경설정
sudo apt-get install oracle-java8-set-default

java9

sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt install oracle-java9-installer
sudo apt install oracle-java9-set-default
javac -version

Oracle Java 8 and Java 7 스위치

# Java7 사용할 경우
sudo update-java-alternatives -s java-7-oracle

# Java8 사용할 경우
sudo update-java-alternatives -s java-8-oracle