expo/assembly-upgrade.xml

<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.3 http://maven.apache.org/xsd/assembly-1.1.3.xsd">
    <id>upgrade</id>
    <includeBaseDirectory>false</includeBaseDirectory>
    <formats>
        <format>zip</format>
    </formats>
    <fileSets>
        <fileSet>
            <directory>target${file.separator}classes</directory>
            <outputDirectory>${file.separator}</outputDirectory>
            <includes>
                <include>**/upgrade/**</include>
            </includes>
            <excludes>
                <exclude>**/upgrade/*.java</exclude>
            </excludes>
        </fileSet>
    </fileSets>
</assembly>