The Axon framework supports developers with the plumbing and wiring required to build a CQRS architecture, by providing (abstract) implementations of common CQRS building blocks.
'org.axonframework:axon:2.2'
<dependency> <groupId>org.axonframework</groupId> <artifactId>axon</artifactId> <version>2.2</version> </dependency>
<dependency org="org.axonframework" name="axon" rev="2.2"/>
"org.axonframework", "axon", "2.2"