src-assembly/src/main/resources/assemblies/src-assembly.xml

<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">

    <id>src</id>

    <formats>
        <format>zip</format>
        <format>tar.gz</format>
    </formats>

    <fileSets>
        <fileSet>
            <includes>
                <include>pom.xml</include>
                <include>src/**/*</include>
            </includes>
            <useDefaultExcludes>true</useDefaultExcludes>
        </fileSet>
    </fileSets>

    <files>
        <file>
            <source>target/maven-shared-archive-resources/META-INF/LICENSE</source>
            <outputDirectory>.</outputDirectory>
        </file>
        <file>
            <source>target/maven-shared-archive-resources/META-INF/NOTICE</source>
            <outputDirectory>.</outputDirectory>
        </file>
    </files>

</assembly>