Скачать или смотреть How to install Amazon Corretto 21 in Ubuntu 22.04 LTS with JAVA_HOME Environment Variable

In this video we are going to see How to install Amazon Corretto 21 in Ubuntu 22.04 LTS for all users with JAVA_HOME Environment Variable and How to Compile and Run Java Module Program.

In this Example.
src --- contains two java modules BubbleSort and BubbleSortClient Modules. Each Module must contain module-info.java which is mandatory.
classes --- will store all the compiled class files of Java Modules.

Here BubbleSort Module contains module-info.java which exports the com.javafrm package, so that other modules can access the package and com.javafrm package contains BubbleSort.java and has one method.
Class name and Method should be public, then only you can access this class from other modules.
Next BubbleSortClient Module contains contains module-info.java which requires (calls) BubbleSort Module.
It contains org.javafrm package which contains BubbleSortClient.java (Main class) and access the class and methods from BubbleSort Module.

Example Java Commands:

javac --module BubbleSortModule -d /opt/Java-Module-Programs/Modules/classes --module-source-path /opt/Java-Module-Programs/Modules/src

javac --module BubbleSortClientModule -d /opt/Java-Module-Programs/Modules/classes --module-source-path /opt/Java-Module-Programs/Modules/src

java --module-path /opt/Java-Module-Programs/Modules/classes --module BubbleSortClientModule/org.javafrm.BubbleSortClient



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