Java Maven Skill

Master Apache Maven for Java project builds and dependency management.

Overview

This skill covers Maven configuration including POM structure, lifecycle phases, plugin configuration, dependency management with BOMs, and multi-module projects.

When to Use This Skill

Use when you need to:

Configure Maven POM files Manage dependencies with BOMs Set up build plugins Create multi-module projects Troubleshoot build issues Quick Reference

4.0.0

<groupId>com.example</groupId>
<artifactId>my-app</artifactId>
<version>1.0.0-SNAPSHOT</version>

<properties>
    <java.version>21</java.version>
    <maven.compiler.source>${java.version}</maven.compiler.source>
    <maven.compiler.target>${java.version}</maven.compiler.target>
</properties>

<dependencyManagement>
    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-dependencies</artifactId>
            <version>3.2.1</version>
            <type>pom</type>
            <scope>import</scope>
        </dependency>
    </dependencies>
</dependencyManagement>

<build>
    <plugins>
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-enforcer-plugin</artifactId>
            <version>3.4.1</version>
        </plugin>
    </plugins>
</build>

Lifecycle Phases validate → compile → test → package → verify → install → deploy

Useful Commands mvn dependency:tree # View dependencies mvn dependency:analyze # Find unused/undeclared mvn versions:display-dependency-updates # Check updates mvn help:effective-pom # View effective POM mvn -B verify # Batch mode build

Troubleshooting Problem Solution Dependency not found Check repository, version Version conflict Use BOM or enforcer Build OOM Set MAVEN_OPTS=-Xmx1g Usage Skill("java-maven")

安装