<dependency>
    <maven>
        <groupId>backport-util-concurrent</groupId>
        <artifactId>backport-util-concurrent</artifactId>
        <version>3.1</version>
    </maven>
    <jpp>
        <groupId>JPP</groupId>
        <artifactId>backport-util-concurrent</artifactId>
        <version>3.1</version>
    </jpp>
</dependency>

