Linux, OpenSource, Programming And Hacks

Apr 1, 2018

How to compile and run Java program in Linux / Ubuntu Terminal

Apr 1, 2018
Writing a Java program is quite straight forward in Linux systems, no matter what linux distro (Linux Mint / Ubuntu / Debian / Arch Linux) you have, the steps will same except for step 1 which is installation, it may differ distro to distro

Here we will write, compile and execute a simple HelloWorld Program.

So, the first step is to install Java on your computer.

1. Install Java software development kit.

sudo apt-get install openjdk-8-jdk

2. write your program

you can write your program using any text editor. in the terminal you can use VIM or nano editor.


Note: Class name is same as the filename, HelloWorld

3. Now, compile your program


HelloWorld.class, a bytecode file will get generated which we will execute in the next step.

4. Finally, run your program.

java HelloWorld

don't put the .class extension just the class name


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