JPA Optimistic Control for Spring Roo. For those applications that starts with an unmodifiable schema and the tables don't have the column 'version' for concurrency control.
'org.gvnix:org.gvnix.occ.roo.addon.annotations:1.4.1.RELEASE'
<dependency>
<groupId>org.gvnix</groupId>
<artifactId>org.gvnix.occ.roo.addon.annotations</artifactId>
<version>1.4.1.RELEASE</version>
</dependency>
<dependency org="org.gvnix" name="org.gvnix.occ.roo.addon.annotations" rev="1.4.1.RELEASE"/>
"org.gvnix", "org.gvnix.occ.roo.addon.annotations", "1.4.1.RELEASE"