Example usage for com.vaadin.server VaadinSession getCurrent

Introduction

In this page you can find the example usage for com.vaadin.server VaadinSession getCurrent.

Prototype

public static VaadinSession getCurrent()

Source Link

Document

Gets the currently used session.

Usage

From source file:com.fnc.dao.UserDAO.java

public static boolean authenticateLogin(String username_, String password_) {
    Connection conn = DBConnection.connectToDB();
    Statement stmt = null;//www  .  j a  v a2 s  . c o  m
    ResultSet rs = null;
    boolean result = false;

    try {
        stmt = conn.createStatement();
        rs = stmt.executeQuery("SELECT userRole FROM user_ " + "WHERE username_ = '" + username_ + "' "
                + "AND password_ = '" + password_ + "' ");
        while (rs.next()) {
            if (rs.getString("userRole") == null) {
            } else {
                result = true;
                VaadinSession.getCurrent().setAttribute("username", username_);
                VaadinSession.getCurrent().setAttribute("userRole", rs.getString("userRole"));
            }
        }
    } catch (SQLException ex) {
        DBErrorNotification.showLoggedErrorOnWindow(ex.toString());
        Logger.getLogger(UserDAO.class.getName()).log(Level.SEVERE, null, ex);
    } finally {
        try {
            stmt.close();
            rs.close();
            conn.close();
        } catch (SQLException ex) {
            DBErrorNotification.showLoggedErrorOnWindow(ex.toString());
            Logger.getLogger(UserDAO.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    return result;
}

From source file:com.foc.vaadin.FocWebApplication.java

License:Apache License

@Override
protected void init(VaadinRequest vaadinRequest) {
    HttpSession httpSession = null;//from   w  w w  .  j a  v  a  2s  .co m
    WrappedHttpSession wrapperHttpSession = VaadinSession.getCurrent() != null
            ? (WrappedHttpSession) VaadinSession.getCurrent().getSession()
            : null;
    if (wrapperHttpSession != null) {
        httpSession = wrapperHttpSession.getHttpSession();
    }

    initialize(vaadinRequest, VaadinServlet.getCurrent().getServletContext(), httpSession, false);
    initializeGUI(vaadinRequest, VaadinServlet.getCurrent().getServletContext(), httpSession);
}

From source file:com.foc.web.server.session.FocWebSession.java

License:Apache License

public WrappedSession getHttpSession() {
    return VaadinSession.getCurrent().getSession();
}

From source file:com.freebox.engeneering.application.system.ApplicationScope.java

License:Apache License

@Override
public Object get(String name, ObjectFactory<?> objectFactory) {

    final VaadinSession current = VaadinSession.getCurrent();
    String uiId = getCurrentUiId();
    Object bean = current.getAttribute(APPLICATION_SCOPE + uiId + name);
    if (bean == null) {
        bean = objectFactory.getObject();
        current.setAttribute(APPLICATION_SCOPE + uiId + name, bean);
    }/*w ww  .  jav  a 2s .  co  m*/
    return bean;
}

From source file:com.freebox.engeneering.application.system.ApplicationScope.java

License:Apache License

@Override
public Object remove(String name) {
    final VaadinSession current = VaadinSession.getCurrent();

    String uiId = getCurrentUiId();
    Object bean = current.getAttribute(APPLICATION_SCOPE + uiId + name);
    if (bean != null) {
        current.setAttribute(APPLICATION_SCOPE + uiId + name, null);
        this.destructionCallbacks.remove(name);
    }//from  w  ww.  j a  v a2s.  co m
    return bean;
}

From source file:com.freebox.engeneering.application.system.ApplicationScope.java

License:Apache License

private String getCurrentUiId() {
    final UI currentUI = UI.getCurrent();
    String uiId;//from  ww w  .  jav  a  2 s .  c  o m
    if (currentUI == null || currentUI.getUIId() == -1l) {
        uiId = VaadinSession.getCurrent().getAttribute("applicationScope.UiId").toString();

    } else {
        uiId = currentUI.getUIId() + "";
    }
    return uiId;
}

From source file:com.freebox.engeneering.application.web.common.AbstractController.java

License:Apache License

public String getFreeboxTokenSession() {
    final VaadinSession current = VaadinSession.getCurrent();
    String tokenSession = (String) current.getAttribute(FREEBOX_TOKEN_SESSION);
    return tokenSession;
}

From source file:com.freebox.engeneering.application.web.common.ApplicationUIProvider.java

License:Apache License

@Override
public UI createInstance(UICreateEvent event) {
    VaadinRequest request = event.getRequest();
    Object uiBeanNameObj = request.getService().getDeploymentConfiguration()
            .getApplicationOrSystemProperty("UIBean", null);

    //Stored in VaadinSession to use it in
    // the ApplicationScope later to initialize vaadin application scope beans
    final Integer uiId = event.getUiId();
    VaadinSession.getCurrent().setAttribute("applicationScope.UiId", uiId);

    if (uiBeanNameObj instanceof String) {
        String uiBeanName = uiBeanNameObj.toString();
        return (UI) ApplicationContextLocator.getBean(uiBeanName);
    }/*from  w ww.j  av a 2 s .co  m*/
    return super.createInstance(event);
}

From source file:com.github.daytron.twaattin.presenter.LoginBehaviour.java

License:Open Source License

@Override
public void buttonClick(Button.ClickEvent event) {
    try {/*from  w ww.  j ava  2  s .c o  m*/
        String pin = loginField.getValue();

        Principal user = new TwitterAuthenticationStrategy().authenticate(pin);

        VaadinSession.getCurrent().setAttribute(Principal.class, user);

        TimelineScreen aTimelineScreen = new TimelineScreen();
        UI.getCurrent().setContent(aTimelineScreen);

        Notification authenticatedNotification = new Notification("You're now authenticated to Twaattin!",
                Notification.Type.TRAY_NOTIFICATION);
        authenticatedNotification.setPosition(Position.TOP_CENTER);
        authenticatedNotification.show(Page.getCurrent());

    } catch (AuthenticationException e) {
        Notification errorNotification = new Notification(e.getMessage(), "Cick this box to close.",
                Notification.Type.ERROR_MESSAGE);
        errorNotification.show(Page.getCurrent());
    }
}

From source file:com.github.daytron.twaattin.presenter.LogoutBehaviour.java

License:Open Source License

@Override
public void buttonClick(Button.ClickEvent event) {
    VaadinSession.getCurrent().setAttribute(Principal.class, null);

    UI.getCurrent().setContent(new LoginScreen());

    Notification logoutNotification = new Notification("You've been logout",
            Notification.Type.TRAY_NOTIFICATION);
    logoutNotification.setPosition(Position.TOP_CENTER);
    logoutNotification.show(Page.getCurrent());
}