How to install Amazon Corretto 17 in Ubuntu 22.04 LTS with JAVA_HOME Environment Variable

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java frm

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Published on January 8, 2024 4:16:33 PM ● Video Link: https://www.youtube.com/watch?v=VMMNNlwPTBs

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In this video we are going to see How to install Amazon Corretto 17 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 BinarySearch and BinarySearchClient Modules. Each Module must contain module-info.java which is mandatory.
classes --- will store all the compiled class files of Java Modules.

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

Example Java Commands:

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

javac --module BinarySearchClientModule -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 BinarySearchClientModule/org.javafrm.BinarySearchClient


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