Java is one of the programming languages commonly used with Selenium, a popular automation testing tool for web applications. Selenium supports multiple programming languages, including Java, Python, C#, JavaScript, Ruby, and others. However, Java has been a preferred language for Selenium due to its widespread use in the industry and its robust capabilities.

To work with Selenium using Java, you’ll need to have the following components:

1. Java Development Kit (JDK): Install the JDK on your computer, which includes the Java Runtime Environment (JRE) and the Java compiler needed to write and run Java programs.

2. Selenium WebDriver: This is the core library used to automate web browsers. You can add it as a dependency in your Java project using a build automation tool like Maven or Gradle.

3. A Java IDE (Integrated Development Environment): Choose a Java IDE, such as Eclipse, IntelliJ IDEA, or NetBeans, to write and manage your Selenium tests efficiently.

4. Browser Drivers: Selenium WebDriver requires specific browser drivers to interact with different web browsers. For example, ChromeDriver for Google Chrome, GeckoDriver for Mozilla Firefox, etc. Download and set up the appropriate driver for the browsers you intend to test.

5. Test Framework (optional): You may choose to use a testing framework like TestNG or JUnit to structure your Selenium tests and manage test suites.

Once you have all these components in place, you can start writing Selenium tests in Java to automate interactions with web applications and perform various testing scenarios.