pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<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>de.samples.javaee</groupId>
    <artifactId>aggregator</artifactId>
    <version>1.0-SNAPSHOT</version>
    <packaging>pom</packaging>

    <!-- Modules -->
    <modules>
        <module>jar1</module>
        <module>jar2</module>
        <module>war1</module>
        <module>war2</module>
        <module>ear</module>
    </modules>

    <!-- Common Settings (Parent POM) -->
    <properties>
        <maven.compiler.source>1.8</maven.compiler.source>
        <maven.compiler.target>1.8</maven.compiler.target>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <version.javaee>8.0.1</version.javaee>
    </properties>

    <dependencies>
        <dependency>
            <groupId>javax</groupId>
            <artifactId>javaee-api</artifactId>
            <version>${version.javaee}</version>
            <scope>provided</scope>
        </dependency>
    </dependencies>
    <dependencyManagement>
        <dependencies>

        </dependencies>
    </dependencyManagement>
    <build>
        <pluginManagement>
            <plugins>
                <plugin>
                    <artifactId>maven-jar-plugin</artifactId>
                    <version>3.3.0</version>
                </plugin>
                <plugin>
                    <artifactId>maven-war-plugin</artifactId>
                    <version>3.4.0</version>
                </plugin>
                <plugin>
                    <artifactId>maven-ear-plugin</artifactId>
                    <version>3.3.0</version>
                    <configuration>
                        <version>8</version>
                        <defaultLibBundleDir>lib</defaultLibBundleDir>
                    </configuration>
                </plugin>
            </plugins>
        </pluginManagement>
    </build>

</project>