Page History

class MyPage extends WebPage {

private String criteria;
//getter/setter for criteria

public MyPage() {
 IModel listModel=new LoadableDetachableModel() {
         Object load() {
             UserService service=...get user service;
              List users=service.findUsersFiltered(criteria);
             return users;
         }
 };
 add(new ListView("users", listModel) {....});