jMBus is a library that can be used to implement an M-Bus master that reads meters.
'org.openmuc:jmbus:1.2'
<dependency>
<groupId>org.openmuc</groupId>
<artifactId>jmbus</artifactId>
<version>1.2</version>
</dependency>
<dependency org="org.openmuc" name="jmbus" rev="1.2"/>
"org.openmuc", "jmbus", "1.2"