Java tutorial
/* * #%L * share-po * %% * Copyright (C) 2005 - 2016 Alfresco Software Limited * %% * This file is part of the Alfresco software. * If the software was purchased under a paid Alfresco license, the terms of * the paid license agreement will prevail. Otherwise, the software is * provided under the following open source license terms: * * Alfresco is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Alfresco is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with Alfresco. If not, see <http://www.gnu.org/licenses/>. * #L% */ package org.alfresco.po.share.preview; import static org.alfresco.po.RenderElement.getVisibleRenderElement; import java.util.List; import org.alfresco.po.ElementState; import org.alfresco.po.RenderElement; import org.alfresco.po.RenderTime; import org.alfresco.po.exception.PageException; import org.alfresco.po.share.SharePage; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.openqa.selenium.By; import org.openqa.selenium.NoSuchElementException; import org.openqa.selenium.WebElement; public class PdfJsPlugin extends SharePage { private static Log logger = LogFactory.getLog(PdfJsPlugin.class); // Controls container private static final String VIEWER_CONTROLS_DIV = ".controls"; // <span> containing the total number of pages private static final String CONTROLS_NUM_PAGES = ".controls .numPages"; // <input> containing the current page number private static final String CONTROLS_PAGE_NUM = ".controls input[id$=\"pageNumber\"]"; // Sidebar container private static final String SIDEBAR_DIV = ".sidebar"; // Main document container private static final String VIEWER_MAIN_DIV = ".viewer.documentView"; // Main document container private static final String VIEWER_MAIN_PAGES = ".viewer.documentView .page"; // Big spinner is present while the document is being loaded / transformed private static final String VIEWER_MAIN_SPINNER = ".viewer.documentView .spinner"; // Thumbnails container private static final String SIDEBAR_PAGES = ".sidebar .documentView .page"; // Generic button, can add [id$="-blah"] to get a specific one private static final String VIEWER_CONTROLS_BUTTON = ".controls span.yui-button"; @SuppressWarnings("unchecked") @Override public PdfJsPlugin render() { return render(new RenderTime(maxPageLoadingTime)); } /** * Verifies if the page has rendered completely by checking the page load is * complete and in addition it will observe key HTML elements have rendered. * * @param timer Max time to wait * @return {@link PdfJsPlugin} */ @SuppressWarnings("unchecked") @Override public PdfJsPlugin render(RenderTime timer) { elementRender(timer, getVisibleRenderElement(By.cssSelector(VIEWER_MAIN_DIV)), getVisibleRenderElement(By.cssSelector(VIEWER_CONTROLS_DIV)), new RenderElement(By.cssSelector(VIEWER_MAIN_SPINNER), ElementState.INVISIBLE)); // Spinner disappears when the content is loaded return this; } /** * Checks if sidebar is displayed * * @return boolean */ public boolean isSidebarVisible() { try { WebElement sidebar = driver.findElement(By.cssSelector(SIDEBAR_DIV)); return sidebar.isDisplayed(); } catch (NoSuchElementException nse) { logger.error("No sidebar container " + nse); throw new PageException("Unable to find sidebar container.", nse); } } public WebElement getToolbarButton(String btnId) { try { return driver.findElement(By.cssSelector(VIEWER_CONTROLS_BUTTON + "[id$=\"-" + btnId + "\"] button")); } catch (NoSuchElementException nse) { logger.error("No button with ID " + btnId, nse); return null; } } public boolean isToolbarButtonEnabled(String btnId) { WebElement button = getToolbarButton(btnId); if (button != null) { logger.info("id: " + button.getAttribute("id") + ", disabled: " + button.getAttribute("disabled")); return !("disabled".equalsIgnoreCase(button.getAttribute("disabled")) || "true".equalsIgnoreCase(button.getAttribute("disabled"))); } else { logger.error("No button with ID " + btnId); throw new PageException("Unable to find button with ID " + btnId); } } public void clickToolbarButton(String btnId) { WebElement button = getToolbarButton(btnId); if (button != null) { logger.info("id: " + button.getAttribute("id") + ", disabled: " + button.getAttribute("disabled")); button.click(); } else { logger.error("No button with ID " + btnId); throw new PageException("Unable to find button with ID " + btnId); } } /** * Return the current page number * * @return int */ public int getCurrentPageNum() { try { WebElement span = findFirstDisplayedElement(By.cssSelector(CONTROLS_PAGE_NUM)); return Integer.parseInt(span.getAttribute("value"), 10); } catch (NoSuchElementException nse) { logger.error("No pages found " + nse); throw new PageException("Unable to find page number field.", nse); } } /** * Return the claimed number of pages shown in the toolbar * * @return int */ public int getNumClaimedPages() { try { WebElement span = findFirstDisplayedElement(By.cssSelector(CONTROLS_NUM_PAGES)); return Integer.parseInt(span.getText(), 10); } catch (NoSuchElementException nse) { logger.error("No pages found " + nse); throw new PageException("Unable to find any pages.", nse); } } /** * Return the number of pages present within the main view * * @return int */ public int getNumDisplayedPages(String viewerClass) { try { List<WebElement> pages = findDisplayedElements(By.cssSelector(viewerClass)); return pages.size(); } catch (NoSuchElementException nse) { logger.error("No pages found " + nse); throw new PageException("Unable to find any pages.", nse); } } /** * Return the number of pages present within the main view * * @return int */ public int getMainViewNumDisplayedPages() { return getNumDisplayedPages(VIEWER_MAIN_PAGES); } /** * Return the number of pages present within the main view * * @return int */ public int getSidebarNumDisplayedPages() { return getNumDisplayedPages(SIDEBAR_PAGES); } }