How to use any terminal to compile and run Java source code.
What You Need
Java Source Code
You will need to write your Java code and save it with the
To check if you have one type
javac --version into the terminal. Also, check that the version of
javac and that of
java --version are identical. If not you may get the following error:
Error: A JNI error has occurred, please check your installation and try again Exception in thread "main" java.lang.UnsupportedClassVersionError: MyList has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
sudo update-alternatives --config java to pick the correct version.
Steps to Compile and Run the code
Open a terminal in the same directory as your
javac filename.java, this will generate
java filename(without extension), this should run your code.