What is a POM file in Maven?

What is a POM file in Maven?

A POM file, or Project Object Model file, is an XML file used by Maven to manage project dependencies, build configurations, and project information.

What kind of information can I find in a POM file?

A POM file contains information such as project coordinates (groupId, artifactId, version), dependencies, plugins, and build settings.

How do I add a dependency in a POM file?

To add a dependency, you include a <dependency> section in your POM file with the necessary details like groupId, artifactId, and version.

Can you show me an example of a POM file?

Sure! Here's a simple example:

<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.example</groupId>
    <artifactId>my-app</artifactId>
    <version>1.0-SNAPSHOT</version>
    <dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
            <scope>test</scope>
        </dependency>
    </dependencies>
</project>