java-tutorials/maven-modules/multimodulemavenproject/mainappmodule/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>com.baeldung.mainappmodule</groupId>
    <artifactId>mainappmodule</artifactId>
    <version>1.0</version>
    <packaging>jar</packaging>

    <parent>
        <groupId>com.baeldung.multimodulemavenproject</groupId>
        <artifactId>multimodulemavenproject</artifactId>
        <version>1.0</version>
    </parent>

    <dependencies>
        <dependency>
            <groupId>com.baeldung.entitymodule</groupId>
            <artifactId>entitymodule</artifactId>
            <version>${entitymodule.version}</version>
        </dependency>
        <dependency>
            <groupId>com.baeldung.daomodule</groupId>
            <artifactId>daomodule</artifactId>
            <version>${daomodule.version}</version>
        </dependency>
        <dependency>
            <groupId>com.baeldung.userdaomodule</groupId>
            <artifactId>userdaomodule</artifactId>
            <version>${userdaomodule.version}</version>
        </dependency>
    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <configuration>
                    <source>${maven.compiler.source}</source>
                    <target>${maven.compiler.target}</target>
                </configuration>
            </plugin>
        </plugins>
    </build>

    <properties>
        <maven.compiler.source>9</maven.compiler.source>
        <maven.compiler.target>9</maven.compiler.target>
        <entitymodule.version>1.0</entitymodule.version>
        <daomodule.version>1.0</daomodule.version>
        <userdaomodule.version>1.0</userdaomodule.version>
    </properties>

</project>