Wicketstuff core modules that can be built using java 6.
'org.wicketstuff:jdk-1.6-parent:1.4.21'
<dependency>
<groupId>org.wicketstuff</groupId>
<artifactId>jdk-1.6-parent</artifactId>
<version>1.4.21</version>
</dependency>
<dependency org="org.wicketstuff" name="jdk-1.6-parent" rev="1.4.21"/>
"org.wicketstuff", "jdk-1.6-parent", "1.4.21"