linux-4-java.md

Linux for Java

Environment

Installing OpenJDK 8

Dowload the jdk-8u202-linux-x64.tar.gz

cp /mnt/d/Temp/jdk-8u361-linux-x64.tar.gz /tmp

cd /usr/lib

sudo mkdir /usr/lib/jvm

sudo tar xf /tmp/jdk-8u361-linux-x64.tar.gz -C /usr/lib/jvm

cd /usr/lib/jvm

sudo ln -s jdk1.8.0_361 default-java

sudo vim /etc/profile.d/jdk.sh

export JAVA_HOME=/usr/lib/jvm/default-java
export PATH=${JAVA_HOME}/bin:${PATH}

sudo chmod +x /etc/profile.d/jdk.sh

source /etc/profile.d/jdk.sh

java -version

Installing Eclipse in WSL2

cp /mnt/d/Users/bscpaz/Downloads/eclipse-inst-jre-linux64.tar.gz ~

tar -xvf eclipse-inst-jre-linux64.tar.gz

cd eclipse-installer/

Then enter into Linux by Remote and run "eclipse-inst"

Maven config

Installing distribution file

wget https://dlcdn.apache.org/maven/maven-3/3.8.6/binaries/apache-maven-3.8.6-bin.tar.gz -P /tmp

sudo tar xf /tmp/apache-maven-*.tar.gz -C /opt

sudo ln -s /opt/apache-maven-3.8.6 /opt/maven

Setup environment variables

sudo vim /etc/profile.d/maven.sh

export M2_HOME=/opt/maven
export MAVEN_HOME=/opt/maven
export PATH=${M2_HOME}/bin:${PATH}

sudo chmod +x /etc/profile.d/maven.sh

source /etc/profile.d/maven.sh

Verify the installation

mvn -version

VSCode configuration

On VSCode, Close and Open to reload.

Add the following path as the picture below:

/opt/apache-maven-3.8.6/bin/mvn