This is my session handler class:
public class Sessionlistener implements HttpSessionListener {
@ManagedProperty(value="#{sessionCount}")
private SessionInfo info;
@Override
public void sessionCreated(HttpSessionEvent event) {
info.setActive(info.getActive() + 1);
}
@Override
public void sessionDestroyed(HttpSessionEvent arg0) {
info.setActive(info.getActive() - 1);
}
}
.. and this is my sessionCount bean:
@ApplicationScoped
@ManagedBean(name="sessionCount",eager=true)
public class SessionInfo {
private int active = 0;
@PostConstruct
public void init() {
System.out.println("sessionCount object created");
}
public void setActive(int active) {
this.active = active;
}
public int getActive() {
return active;
}
}
The error is:
When SessionListener
initializes it's @ManagedProperty
, null
is injected because sessionCount
is not created yet. How can I solve this? On the other hand if I put sessionCount
field in SessionListener
class and make SessionListener
class an @ApplicationScoped
bean, I cant access it via #{applicationContext.listenerBean.active}
.
The actual question here is: if a class is HttpSessionlistener
instance we cant use it as an application context object? Is it true