org.omnifaces.util.Faces Java Examples

/**
 * Creates an instance of {@link CombinedResourceInputStream} based on the given resources. For each resource, the {@link InputStream}
 * will be obtained and hold in an iterable collection.
 * 
 * @param resources
 *            The resources to be read.
 * @throws IOException
 *             If something fails at I/O level.
 */
public CombinedResourceInputStream(Set<Resource> resources) throws IOException {
    prepareStreaming(resources);

    /* 16.02.2015 Caching added by Stephan Rauh, http://www.beyondjava.net */
    if ("true".equals(Faces.getInitParameter(PARAM_NAME_ACTIVATE_RESOURCE_CACHING))) {
        combinedResource = prepareStreamingFromCache(streamIterator, resources);
        pointer = 0;
        currentStream = null;
    }
    else
    {
        streamIterator.hasNext(); // We assume it to be always true, see also CombinedResource#getInputStream().
        currentStream = streamIterator.next();
    }
    /* 16.02.2015 end of pull request */
}
 

/**
 * How many seconds are cache entries supposed to live in the cache? Default: 1 hour.
 * @return the number of seconds
 */
private static int getTimeToLiveOfCacheEntries() {
    int timeToLive=3600; // one hour by default
    
    String ttl = Faces.getInitParameter(TIME_TO_LIVE_CONTEXT_PARAM);
    if (null !=ttl) {
        try {
            timeToLive=Integer.parseInt(ttl);
        }
        catch (Exception weirdEntry) {
            // this error has already been reported on startup, so we can safely ignore it here
        }
    
    }
    return timeToLive;
}
 

public void doLogout() throws IOException {
    String loginPage = adminConfig.getLoginPage();
    if (loginPage == null || "".equals(loginPage)) {
        loginPage = Constants.DEFAULT_LOGIN_PAGE;
    }
    if (!loginPage.startsWith("/")) {
        loginPage = "/" + loginPage;
    }
    Faces.getSession().invalidate();
    ExternalContext ec = Faces.getExternalContext();
    ec.redirect(ec.getRequestContextPath() + loginPage);
}
 

private boolean templateExists(String templateName) {
       try {
           return Faces.getExternalContext().getResourceAsStream(templateName) != null;
       } catch (Exception e) {
           LOG.warning(String.format("Could not find application defined template in path '%s' due to following error: %s. Falling back to default admin template. See application template documentation for more details: https://github.com/adminfaces/admin-template#application-template", APP_TEMPLATE_PATH, e.getMessage()));
           return false;
       }		
}
 

public void clearAndHome() {
    clear();
    try {
        AdminUtils.redirect(Faces.getRequestBaseURL());
    } catch (Exception e) {
       //see issue #177
        Logger.getLogger(getClass().getName()).log(Level.SEVERE,"Could not redirect to Home page.",e);
    }
}
 

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    Faces.getSession().invalidate();
    ExternalContext ec = Faces.getExternalContext();
    ec.redirect(ec.getRequestContextPath() + getLoginPage());
}
 

/**
 * Navigate to the print page
 *
 * @return the outcome to the print page
 */
public String changeToPrintInvoice() {
    Faces.setFlashAttribute("creditCardInvoice", this.invoice);
    return NavigationManager.to("cardInvoicePrint.xhtml");
}
 

/**
 * Navigate to the print page
 *
 * @return the outcome to the print page
 */
public String changeToPrintInvoice() {
    Faces.setFlashAttribute("creditCardInvoice", this.invoice);
    return NavigationManager.to("cardInvoicePrint.xhtml");
}