The Wicket project showcases one possible way to integrate the yav ajax framework. It is a a client side validation framework.
'org.wicketstuff:wicketstuff-yav:1.5.13'
<dependency>
<groupId>org.wicketstuff</groupId>
<artifactId>wicketstuff-yav</artifactId>
<version>1.5.13</version>
</dependency>
<dependency org="org.wicketstuff" name="wicketstuff-yav" rev="1.5.13"/>
"org.wicketstuff", "wicketstuff-yav", "1.5.13"