Wicketstuff core modules that require to be build using Java 7. Typically this is because of a Java 7 feature requirement or Java 7 compiled upstream dependency.
'org.wicketstuff:javaee-inject-parent:7.0.0-M5'
<dependency> <groupId>org.wicketstuff</groupId> <artifactId>javaee-inject-parent</artifactId> <version>7.0.0-M5</version> </dependency>
<dependency org="org.wicketstuff" name="javaee-inject-parent" rev="7.0.0-M5"/>
"org.wicketstuff", "javaee-inject-parent", "7.0.0-M5"