Answers for "set java version ubuntu"

how to install java 8 and set java_home in ubuntu

#Update repo
sudo apt update

# Install java 8 from ubuntu repo
sudo apt install openjdk-8-jdk -y

#Set JAVA_HOME Path
ls /usr/lib/jvm/java-8-openjdk-amd64/
 export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
 echo $JAVA_HOME
 
 #Add JAVA bin directory to the PATH variable
 export PATH=$PATH:$JAVA_HOME/bin
 echo $PATH
 java -version

how to change java version in linux

$ sudo update-alternatives --config java

update java runtime ubuntu

sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java7-installer

linux change java

sudo update-java-alternatives -s java-8-oracle
export JAVA_HOME=/usr/lib/jvm/java-8-oracle/
export PATH=$PATH:$JAVA_HOME
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