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:org.jumpmind.vaadin.ui.sqlexplorer.TableInfoPanel.java

License:Open Source License

protected void refreshData(final org.jumpmind.db.model.Table table, final String user, final IDb db,
        final Settings settings, boolean isInit) {

    if (!isInit) {
        tabSheet.removeTab(tabSheet.getTab(1));
    }//w  w w .j  a  va2s.  c  om

    IDatabasePlatform platform = db.getPlatform();
    DmlStatement dml = platform.createDmlStatement(DmlType.SELECT_ALL, table, null);

    final HorizontalLayout executingLayout = new HorizontalLayout();
    executingLayout.setSizeFull();
    final ProgressBar p = new ProgressBar();
    p.setIndeterminate(true);
    final int oldPollInterval = UI.getCurrent().getPollInterval();
    UI.getCurrent().setPollInterval(100);
    executingLayout.addComponent(p);
    executingLayout.setData(isInit);
    tabSheet.addTab(executingLayout, "Data", isInit ? null : FontAwesome.SPINNER, 1);
    if (!isInit) {
        tabSheet.setSelectedTab(executingLayout);
    }

    SqlRunner runner = new SqlRunner(dml.getSql(), false, user, db, settings, explorer,
            new ISqlRunnerListener() {

                private static final long serialVersionUID = 1L;

                @Override
                public void writeSql(String sql) {
                    explorer.openQueryWindow(db).appendSql(sql);
                }

                @Override
                public void reExecute(String sql) {
                    refreshData(table, user, db, settings, false);
                }

                @Override
                public void finished(final FontAwesome icon, final List<Component> results,
                        long executionTimeInMs, boolean transactionStarted, boolean transactionEnded) {
                    VaadinSession.getCurrent().access(new Runnable() {

                        @Override
                        public void run() {
                            tabSheet.removeComponent(executingLayout);
                            VerticalLayout layout = new VerticalLayout();
                            layout.setMargin(true);
                            layout.setSizeFull();
                            if (results.size() > 0) {
                                layout.addComponent(results.get(0));
                            }
                            tabSheet.addTab(layout, "Data", null, 1);
                            UI.getCurrent().setPollInterval(oldPollInterval);
                            tabSheet.setSelectedTab(layout);
                        }
                    });
                }
            });
    runner.setShowSqlOnResults(false);
    runner.setLogAtDebug(true);
    if (!isInit) {
        runner.start();
    }

}

---

From source file:org.lucidj.navigatormanager.ProxyViewProvider.java

License:Apache License

private void clear_view(Object departing_view) {
    String current_state = navigator.getState();
    View current_view = navigator.getCurrentView();

    Iterator<Map.Entry<String, View>> it_view = view_name_to_view.entrySet().iterator();

    while (it_view.hasNext()) {
        Map.Entry<String, View> entry = it_view.next();

        if (entry.getValue() == departing_view) {
            it_view.remove();//  www  .  ja  v a 2 s  .  c  o  m

            if (entry.getKey().equals(current_state) || entry.getValue().equals(current_view)) {
                // We are running from system land, no sessions at all, so
                // we need to set Vaadin session from navigator UI session
                VaadinSession current = VaadinSession.getCurrent();
                VaadinSession.setCurrent(navigator.getUI().getSession());

                // We always have a dedicated home view
                navigator.navigateTo(NavigatorManager.HOME);

                // Back to system land defaults
                VaadinSession.setCurrent(current);
            }
        }
    }
}

---

From source file:org.lucidj.shiro.Shiro.java

License:Apache License

@Override // SecurityEngine
public SecuritySubject getStoredSubject(boolean create_as_system) {
    SecuritySubject current_subject = VaadinSession.getCurrent().getAttribute(SecuritySubject.class);

    if (current_subject == null || create_as_system) {
        Subject shiro_subject;/* w  ww  .j  a  v  a 2s.c om*/

        // The subject is always rebuilt when configured as system
        if (create_as_system) {
            shiro_subject = new Subject.Builder(ini_security_manager).authenticated(true)
                    .principals(new SimplePrincipalCollection("system", "")).buildSubject();

            log.info("Create system subject: {}", shiro_subject);
            log.info("{}: authenticated={}", shiro_subject, shiro_subject.isAuthenticated());
        } else {
            shiro_subject = SecurityUtils.getSecurityManager().createSubject(null);
        }

        // TODO: CONFIGURABLE
        shiro_subject.getSession().setTimeout(24L * 60 * 60 * 1000); // 24h

        current_subject = new ShiroSubject(shiro_subject);

        // TODO: MAKE SECURITY IDENPENDENT FROM VAADIN/SESSIONS FROM WEB
        try {
            // Store current user into VaadinSession
            VaadinSession.getCurrent().getLockInstance().lock();
            VaadinSession.getCurrent().setAttribute(SecuritySubject.class, current_subject);
        } finally {
            VaadinSession.getCurrent().getLockInstance().unlock();
        }
    }

    // Reset doomsday counter....
    current_subject.touchSession();
    return (current_subject);
}

---

From source file:org.opencms.ui.login.CmsLoginUI.java

License:Open Source License

/**
 * @see com.vaadin.ui.UI#init(com.vaadin.server.VaadinRequest)
 */// ww  w.ja  v  a  2  s  .co m
@Override
protected void init(VaadinRequest request) {

    addStyleName("login-dialog");
    LoginParameters params = (LoginParameters) (request.getWrappedSession()
            .getAttribute(INIT_DATA_SESSION_ATTR));
    if (params == null) {
        params = CmsLoginHelper.getLoginParameters(getCmsObject(), (HttpServletRequest) request, true);
        request.getWrappedSession().setAttribute(CmsLoginUI.INIT_DATA_SESSION_ATTR, params);
    }
    VaadinSession.getCurrent().setErrorHandler(new CmsVaadinErrorHandler());
    m_controller = new CmsLoginController(m_adminCms, params);
    m_controller.setUi(this);
    setLocale(params.getLocale());
    m_loginForm = new CmsLoginForm(m_controller, params.getLocale());
    m_controller.onInit();
    getPage().setTitle(CmsAppWorkplaceUi.WINDOW_TITLE_PREFIX
            + CmsVaadinUtils.getMessageText(org.opencms.workplace.Messages.GUI_LOGIN_HEADLINE_0));
}

---

From source file:org.opennms.features.vaadin.dashboard.ui.wallboard.WallboardBody.java

License:Open Source License

public WallboardBody() {
    addStyleName("wallboard-board");

    setSizeFull();//from   ww  w  . jav a 2s . c om

    contentLayout = new CssLayout();
    contentLayout.setSizeFull();
    contentLayout.addComponent(new Label("Nothing to display"));

    if (debugEnabled) {
        addComponent(debugLabel);
    }
    addComponent(contentLayout);
    setExpandRatio(contentLayout, 1.0f);

    progressIndicator = new ProgressIndicator();
    progressIndicator.setWidth("100%");
    progressIndicator.setPollingInterval(250);
    progressIndicator.setVisible(false);
    addComponent(progressIndicator);

    timer = new Timer();

    timer.schedule(new TimerTask() {
        @Override
        public void run() {
            VaadinSession.getCurrent().lock();
            try {
                advanceTimer();
            } finally {
                VaadinSession.getCurrent().unlock();
            }
        }
    }, 250, 250);

    addDetachListener(new DetachListener() {
        @Override
        public void detach(DetachEvent detachEvent) {
            timer.cancel();
        }
    });
}

---

From source file:org.opennms.features.vaadin.dashboard.ui.wallboard.WallboardBody.java

License:Open Source License

public void setDashletSpecs(List<DashletSpec> dashletSpecs) {
    this.dashletSpecs = dashletSpecs;
    this.dashlets = new HashMap<Integer, Dashlet>();
    this.priorityMap = new HashMap<Integer, Integer>();
    this.durationMap = new HashMap<Integer, Integer>();
    this.oldDurationMap = new HashMap<Integer, Integer>();
    this.oldPriorityMap = new HashMap<Integer, Integer>();

    waitFor = 0;//from  ww w.  j a va  2 s .  c  o m
    iteration = 1;
    index = -1;

    VaadinSession.getCurrent().lock();
    try {
        progressIndicator.setVisible(true);
    } finally {
        VaadinSession.getCurrent().unlock();
    }
}

---

From source file:org.rapidpm.jumpstart.vaadin.ui.screens.LoginScreen.java

License:Apache License

@PostConstruct
public void postconstruct() {
    usernameField.setCaption(propertyService.resolve("login.username"));
    passwordField.setCaption(propertyService.resolve("login.password"));

    loginButton.setCaption(propertyService.resolve("login.name"));
    loginButton.setClickShortcut(KeyCode.ENTER);
    loginLayout.setCaption(propertyService.resolve("login.info"));
    loginButton.addClickListener(clickEvent -> {
        final String username = usernameField.getValue();
        final String password = passwordField.getValue();

        VaadinSession.getCurrent().setAttribute(LANGUAGE_SESSION_ATTRIBUTE, languageBox.getValue());

        final boolean allowed = loginService.isAllowed(username, password);
        if (allowed) {
            getSession().setAttribute(User.class, loginService.loadUser(username, password));
            UI.getCurrent().setContent(null);

            //setting working Area
            UI.getCurrent().setContent(mainWindow);
        } else {/*from  ww  w  . j  a v a 2s . c o  m*/
            Notification.show(propertyService.resolve("login.failed"),
                    propertyService.resolve("login.failed.description"), Type.WARNING_MESSAGE);
        }
    });

}

---

From source file:org.ripla.web.controllers.AbstractController.java

License:Open Source License

/**
 * Allows access to the current user object.
 * //from  w ww  .j ava 2  s  . c  om
 * @return {@link User}
 */
protected final User getUser() {
    try {
        VaadinSession.getCurrent().getLockInstance().lock();
        return VaadinSession.getCurrent().getAttribute(User.class);
    } finally {
        VaadinSession.getCurrent().getLockInstance().unlock();
    }
}

---

From source file:org.ripla.web.controllers.AbstractController.java

License:Open Source License

/**
 * @return {@link Locale} the actual session's locale.
 *//*  w  w  w  .j ava 2 s  . c  om*/
protected final Locale getAppLocale() {
    try {
        VaadinSession.getCurrent().getLockInstance().lock();
        return VaadinSession.getCurrent().getAttribute(Locale.class);
    } finally {
        VaadinSession.getCurrent().getLockInstance().unlock();
    }
}

---

From source file:org.ripla.web.controllers.AbstractController.java

License:Open Source License

/**
 * Set generic parameters.<br/>//w  w w. j a v  a2s .  co  m
 * Use e.g.:
 * 
 * <pre>
 * ParameterObject lParameters = new ParameterObject();
 * lParameters.set(Constants.KEY_PARAMETER_MEMBER, lMemberID);
 * setParameters(lParameters);
 * </pre>
 * 
 * @param inParameters
 *            {@link ParameterObject} the parameters to set or
 *            <code>null</code> to clear the parameter settings
 */
protected final void setParameters(final ParameterObject inParameters) {
    try {
        VaadinSession.getCurrent().getLockInstance().lock();
        VaadinSession.getCurrent().setAttribute(ParameterObject.class, inParameters);
    } finally {
        VaadinSession.getCurrent().getLockInstance().unlock();
    }
}

---

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