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:0.7'
<dependency>
<groupId>org.axonframework</groupId>
<artifactId>axon</artifactId>
<version>0.7</version>
</dependency>
<dependency org="org.axonframework" name="axon" rev="0.7"/>
"org.axonframework", "axon", "0.7"