如何在 Wicket Session class 中自动装配 Spring bean?

How to autowire Spring bean in Wicket Session class?

我有一个 Wicket Session class 如下

public class IASession extends AuthenticatedWebSession {
    private static final long serialVersionUID = 3529263965780210677L;

    @SpringBean
    private UserService userService;

    public IASession(Request request) {
        super(request);
    }

    @Override
    public boolean authenticate(String username, String password) {

        // Get the user
        UserDetailsDTO user = userService.findByEmail(username);

        if(null != user && user.getPassword().equals(password))
            return true;
        else
            return false;
    }

    @Override
    public Roles getRoles() {
        Roles roles = new Roles();
        roles.add("SIGNED_IN");
        return roles;
    }
}

在此 class 中,我尝试使用 wicket-spring 注释 @SpringBean 自动装配 Spring 服务。但是当我尝试登录时,它给我错误。

Last cause: null
WicketMessage: Method onFormSubmitted of interface org.apache.wicket.markup.html.form.IFormSubmitListener targeted at [StatelessForm [Component id = login-form]] on component [StatelessForm [Component id = login-form]] threw an exception

Wicket 无法自动装配 userService spring bean,这就是它 null.

的原因

我该怎么做才能解决这个问题?

由于会话不是组件或行为,因此您必须覆盖构造函数并调用 Injector.get.inject(this)。请参阅 SpringComponentInjector 文档。

    public IASession(Request request) {
       super(request);
       Injector.get().inject(this);
    }