<cc:implementation>
<h:form> <!-- or h:dataTable -->
<cc:insertChildren>
caused the composite to recreate all children for cc:insertChildren brand new during render response of postback instead of reusing the ones already created during restore view.
https://github.com/eclipse-ee4j/mojarra/issues/5214
E.g.
caused the composite to recreate all children for cc:insertChildren brand new during render response of postback instead of reusing the ones already created during restore view.