How to Install Java in VS Code: Step-by-Step Installation Guide

Visual Studio Code (VS Code) is one of the most popular code editors among developers, and for good reason. It supports a wide range of programming languages, including Java. In this guide, I’ll walk you through the process of installing Java in VS Code, making it easy for you to get started with Java programming.

Whether you’re new to coding or an experienced developer, this guide will simplify the installation process so you can focus on writing code.

Key Takeaways

  • Easy Java Setup: The Java Coding Pack for VS Code streamlines the installation process.
  • Integrated Tools: VS Code and the Java Development Kit (JDK) are installed together for convenience.
  • Creating a Java Project: You can quickly create and run a Java project directly in VS Code.
How to Install Java in VS Code: Step-by-Step Installation Guide

Step 1: Download the Java Coding Pack for VS Code

To install Java in VS Code, you’ll first need to download the Java Coding Pack. Here’s how:

Java in VS Code official web page.
Download the Coding Pack for Java for Windows from the VS Code website.
  • Scroll down until you see the “Install the Coding Pack for Java, Windows” button.
  • Click on this button to start downloading the Java Coding Pack.
Launch the Java Coding Pack installer.

Once the download is complete, you’re ready to proceed with the installation.

Step 2: Install the Java Coding Pack

After the download, follow these steps to install the Java Coding Pack:

Accept the license terms during the Coding Pack for Java setup wizard.
  • Open the File: Locate the downloaded file and click to open it. This will launch the Java Coding Pack installation wizard.
Configure components before installing the Coding Pack for Java.
  • Actions: Make sure the actions for installing both the JDK and Visual Studio Code is selected. If VS Code is already installed, only the JDK will be installed.
  • Start Installation: Click “Install” to begin the installation process.
Installing Code Pack for Java in VS Code.

The installer will handle both the JDK and VS Code installation. If you already have VS Code installed, only the JDK will be installed.

Step 3: Launch VS Code

Once the installation finishes, you’ll see an option to launch VS Code:

Completing the VS Code Setup Wizard.
  • Ensure the “Launch Visual Studio Code” box is checked.
  • Click “Finish” to open VS Code on your PC.
VS Code welcome screen.

With VS Code open, you’re ready to start working on Java projects.

Step 4: Create a New Java Project in VS Code

Now that Java is installed, let’s create a new Java project:

Open command palette in VS Code.
  • Open Command Palette: Press Ctrl + Shift + P on your keyboard to open the command palette.
Create a new Java Project in VS Code.
  • Search for Java: Type “Java” in the search bar and select “Create Java Project.”
Select 'No build tools' for Java project in VS Code.
  • No Build Tools: When prompted, select “No Build Tools” (this is ideal for small projects or beginners).
Select save location for Java project in VS Code.
  • Choose Project Location: Select where you want to save your Java project. For this example, I chose the desktop.
Name Java project in VS Code.
  • Name Your Project: Enter a project name. For this guide, I named it “test.”

Step 5: Trust Project Folder and Run Java Code

Before you can start coding, you’ll be prompted to verify that you trust the folder:

Select 'Yes, I trust the authors' in VS Code.
  • Trust the Folder: When asked if you trust the authors of the files in the folder, check the box to confirm.
  • Click Yes: After confirming, click “Yes.”
Testing Java code in VS Code.

Now, if you click on the app.java file in your project, you’ll see some pre-written Java code. You can run this code by clicking the play button, and it will execute on your PC.

Note: During my setup, I had to restart VS Code before I could run the Java code. If you encounter any issues, try restarting the application.

Troubleshooting Tips

If you face any challenges during installation or project setup, here are a few things to check:

Errors in VS Code.
  • Internet Connection: Ensure you have a stable internet connection for downloading and installing packages.
  • Restart VS Code: If Java code doesn’t run as expected, try restarting VS Code. This often resolves minor issues.
  • Check Installed Extensions: Make sure the Java Extension Pack is installed in VS Code. This provides essential tools for Java development.

Conclusion

Installing Java in Visual Studio Code is a straightforward process, especially with the Java Coding Pack. By following these steps, you’ll have a Java development environment up and running in no time. Happy coding!


FAQs

What is the Java Coding Pack?

The Java Coding Pack is a set of tools that includes the Java Development Kit (JDK) and Visual Studio Code, optimized for Java development. It simplifies the process of setting up Java on your machine.

Can I use this guide for macOS or Linux?

This guide specifically covers installation on Windows. However, the steps for macOS and Linux are similar, with minor variations in file paths and installation procedures.

Do I need to install the JDK separately?

No, the Java Coding Pack automatically installs the JDK along with VS Code, streamlining the setup process.

What should I do if VS Code doesn’t recognize Java?

If VS Code isn’t recognizing Java, ensure that the Java Extension Pack is installed. You can find this in the Extensions tab within VS Code.

How do I update the JDK in VS Code?

You can update the JDK by visiting the official Oracle website or by reinstalling the latest Java Coding Pack, which includes the most up-to-date JDK.

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