A small subset of Guava to reduce the footprint of this library.
'de.weltraumschaf.commons:guava:2.0.0'
<dependency>
<groupId>de.weltraumschaf.commons</groupId>
<artifactId>guava</artifactId>
<version>2.0.0</version>
</dependency>
<dependency org="de.weltraumschaf.commons" name="guava" rev="2.0.0"/>
"de.weltraumschaf.commons", "guava", "2.0.0"