src/main/java/org/efaps/ui/wicket/EFapsSession.java
public boolean isLogedIn()
    {
        boolean ret = false;
        if (this.userName != null) {
            ret = true;
        } else if (!isSessionInvalidated())  {
            ret = lazyLogin();
        }
        return ret;
    }
public boolean isLogedIn()
    {
        boolean ret = false;
        if (this.userName != null) {
            ret = true;
        } else if (!isSessionInvalidated())  {
            ret = lazyLogin();
        }
        return ret;
    }
Method to check if a user is checked in.

@return true if a user is checked in, else false
@see #userName