Java 13 Revealed: For Early Adoption and Migration

© Kishori Sharan 2019

K. SharanJava 13 Revealedhttps://doi.org/10.1007/978-1-4842-5407-3_4

4. Launching Single File Source Code Programs

Kishori Sharan¹ 

(1)

Montgomery, AL, USA

 

In this chapter, you will learn

• What the Java launcher is

• The different modes you can use to run the java command

• What the source-file mode for the java command is

• How to run source code written in a single file using the java command

• How the java command selects the class to run in the source-file mode

• About the class loading mechanism in the source-file mode

• How and when to use the --source option with the java command

• How to create utility programs written in Java on UNIX-like operating systems using a shebang

What Is the Java Launcher?

When you develop a Java application, you need ...