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Advanced Java Programming

Creating a module in Java

From the course: Advanced Java Programming

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  • Course details

    Want to get more out of the Java language and platform? In this platform- and framework-neutral course, instructor Bethan Palmer digs into some of the language’s more advanced features, helping you expand your programming skills as she equips you with techniques you can use when building applications anywhere Java is used: in web, mobile, and desktop applications. Bethan covers a variety of topics, including generics, working with the Collections Framework, and functional programming. Plus, learn about I/O in Java, working with files and directories, and structuring applications using the modular system available in Java.

    Instructor

    • Click here to view Bethan Palmer’s instructor page

      Bethan Palmer

      Software Developer and Java Champion

      Bethan Palmer is a developer who loves technology and has a master's degree in computer science.

      For her day job, Bethan is a Java programmer and the product manager for a Java PDF library at IDRsolutions. She gets to spend a lot of time writing and refactoring code, as well as deciding on product strategy and road maps.

      She also spends much of her time attending conferences and is a regular speaker at Oracle Code One and NetBeans Days. She manages and writes articles about Java, technology, the books she's reading, and conferences she's attending on the Java PDF blog.

    Skills covered in this course

    For each course you will get

    • Exercise files and quizzes
    • Certificate of completion from LinkedIn
    • Offline and audio-only options
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  • Learn advanced Java programming

    - [Instructor] In this example, I have a very simple Hello World application. I want to make it modular. My program has one package called helloworld, and one class called Greeting. This just has a main method that prints out Hello World. All I need to do to make it modular is add something called a Module Info file. This is the file that will describe my model and how it relates to other modules. To do this in NetBeans, I just right click on my projects in the Projects window on the left, and select new, and then Java Module Info. A popup window appears which tells me that the name of my file will be module-info. This name can't be changed, and this type of file will always have to be called module-info.java. So, I just need to click on Finish. Now I have a very simple modular application with the module-info file. Just having this file in existence makes it a modular application. All it contains is the word module, followed by the name of my module, HelloWorld, and some curly…

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