Wicketstuff core modules that can be built using java 6.
'org.wicketstuff:googlecharts-examples:6.3.0'
<dependency>
<groupId>org.wicketstuff</groupId>
<artifactId>googlecharts-examples</artifactId>
<version>6.3.0</version>
</dependency>
<dependency org="org.wicketstuff" name="googlecharts-examples" rev="6.3.0"/>
"org.wicketstuff", "googlecharts-examples", "6.3.0"