How to Install Oracle JDK 8 on Linux Mint 19.x LTS Easy Guide

April 23, 2019 | By the+gnu+linux+evangelist.

Oracle JDK 8 Mint 19 - Setting Up

Relocate JDK 8

sudo su

If Got “User is Not in Sudoers file” then see: How to Enable sudo

if [ ! -d "/usr/lib/jvm" ]; then mkdir /usr/lib/jvm; fi

sudo chown -R root:root /tmp/jdk1.8*

chmod -R +x /tmp/jdk1.8*/bin

mv /tmp/jdk1.8* /usr/lib/jvm/

Installing Oracle Java JDK 8.

update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk1.8*/bin/java 1065

update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.8*/bin/javac 1065

update-alternatives --install /usr/bin/jar jar /usr/lib/jvm/jdk1.8*/bin/jar 1065

update-alternatives --install /usr/bin/javaws javaws /usr/lib/jvm/jdk1.8*/bin/javaws 1065

Checking or Setting the System Java Version in Use with

update-alternatives --config java

And for the Java Compiler instead:

sudo update-alternatives --config javac

To Switch of Java Version Just Enter the Selection Number on First, Column. :)

Lastly to Exit from the Super-User session:

exit

Setting JAVA_HOME User Environment Variable (Optional).
```
su [myUserName]
```
Or simply:
```
exit
```
```
su [myUserName]
```
Or simply:
```
exit
```
And Edit the Bash environment Configuration file
```
nano $HOME/.bashrc
```
Append:
```
export JAVA_HOME=/usr/lib/jvm/jdk1.8[uX]
```
Replace the [uX] Looking for the Installed Java 8 Version with:
```
ls /usr/lib/jvm/
```
Ctr+x to Save & Exit from nano Editor :)
Load New Bash Config:
```
bash
```
Test New Java JDK 8 Installation.
```
java -version
```
How to Install Eclipse Java on Linux Mint

Eclipse Java IDE Install

Install Eclipse for Java
How to Install Netbeans 8 IDE for Java on Linux Mint

Install Netbeans 8 Java for Mint

Setup NetBeans Java for Mint

Now Thanks to Oracle-Sun Corporation you are able to Successfully Start Up with Java 8 Development.

Welcome to Java 8 Challenge! ;)

Pages: 1 2 3