| /* |
| * Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package org.netbeans.jemmy; |
| |
| import java.awt.Component; |
| import java.awt.Container; |
| import java.util.Vector; |
| |
| /** |
| * |
| * Contains methods to search for components below a a given |
| * {@code java.awt.Container} in the display containment hierarchy. Uses a |
| * {@code ComponentChooser} interface implementation to find a component. |
| * |
| * @see ComponentChooser |
| * |
| * @author Alexandre Iline (alexandre.iline@oracle.com) |
| */ |
| public class ComponentSearcher implements Outputable { |
| |
| private int ordinalIndex; |
| private Container container; |
| private TestOut out; |
| private QueueTool queueTool; |
| private String containerToString; |
| |
| /** |
| * Contructor. The search is constrained so that only components that lie |
| * below the given container in the containment hierarchy are considered. |
| * |
| * @param c Container to find components in. |
| */ |
| public ComponentSearcher(Container c) { |
| super(); |
| container = c; |
| setOutput(JemmyProperties.getProperties().getOutput()); |
| queueTool = new QueueTool(); |
| } |
| |
| /** |
| * Creates {@code ComponentChooser} implementation whose |
| * {@code checkComponent(Component)} method returns {@code true} |
| * for any component. |
| * |
| * @param description Component description. |
| * @return ComponentChooser instance. |
| */ |
| public static ComponentChooser getTrueChooser(String description) { |
| class TrueChooser implements ComponentChooser { |
| |
| private String description; |
| |
| public TrueChooser(String desc) { |
| description = desc; |
| } |
| |
| @Override |
| public boolean checkComponent(Component comp) { |
| return true; |
| } |
| |
| @Override |
| public String getDescription() { |
| return description; |
| } |
| |
| @Override |
| public String toString() { |
| return "TrueChooser{" + "description=" + description + '}'; |
| } |
| } |
| return new TrueChooser(description); |
| } |
| |
| /** |
| * Defines print output streams or writers. |
| * |
| * @param output ?out? Identify the streams or writers used for print |
| * output. |
| * @see org.netbeans.jemmy.TestOut |
| * @see org.netbeans.jemmy.Outputable |
| * @see #getOutput |
| */ |
| @Override |
| public void setOutput(TestOut output) { |
| out = output; |
| } |
| |
| /** |
| * Returns print output streams or writers. |
| * |
| * @return an object that contains references to objects for printing to |
| * output and err streams. |
| * @see org.netbeans.jemmy.TestOut |
| * @see org.netbeans.jemmy.Outputable |
| * @see #setOutput |
| */ |
| @Override |
| public TestOut getOutput() { |
| return out; |
| } |
| |
| /** |
| * Returns container.toString(). It is called in dispatch thread. |
| * |
| * @return container.toString() |
| */ |
| private String containerToString() { |
| if (containerToString == null) { |
| containerToString = container == null ? "null" |
| : queueTool.invokeSmoothly( |
| new QueueTool.QueueAction<String>("container.toString()") { |
| @Override |
| public String launch() { |
| return container.toString(); |
| } |
| } |
| ); |
| } |
| return containerToString; |
| } |
| |
| /** |
| * Searches for a component. The search for the component proceeds |
| * recursively in the component hierarchy rooted in this |
| * {@code ComponentChooser}'s container. |
| * |
| * @param chooser ComponentChooser instance, defining and applying the |
| * search criteria. |
| * @param index Ordinal component index. Indices start at 0. |
| * @return the {@code index}'th component from among those components |
| * for which the chooser's {@code checkComponent(Component)} method |
| * returns {@code true}. A {@code null} reference is returned if |
| * there are fewer than {@code index-1} components meeting the search |
| * criteria exist in the component hierarchy rooted in this |
| * {@code ComponentChooser}'s container. |
| */ |
| public Component findComponent(ComponentChooser chooser, int index) { |
| ordinalIndex = 0; |
| final Component result = findComponentInContainer(container, chooser, index, null); |
| if (result != null) { |
| // get result.toString() - run in dispatch thread |
| String resultToString = queueTool.invokeSmoothly( |
| new QueueTool.QueueAction<String>("result.toString()") { |
| @Override |
| public String launch() { |
| return result.toString(); |
| } |
| } |
| ); |
| out.printTrace("Component " + chooser.getDescription() |
| + "\n was found in container " + containerToString() |
| + "\n " + resultToString); |
| out.printGolden("Component \"" + chooser.getDescription() + "\" was found"); |
| } else { |
| out.printTrace("Component " + chooser.getDescription() |
| + "\n was not found in container " + containerToString()); |
| out.printGolden("Component \"" + chooser.getDescription() + "\" was not found"); |
| } |
| return result; |
| } |
| |
| /** |
| * Searches for a component. The search for the component proceeds |
| * recursively in the component hierarchy rooted in this |
| * {@code ComponentChooser}'s container. |
| * |
| * @param chooser ComponentChooser instance, defining and applying the |
| * search criteria. |
| * @return the first component for which the chooser's |
| * {@code checkComponent(Component)} method returns {@code true}. |
| * A {@code null} reference is returned if no component meeting the |
| * search criteria exist in the component hierarchy rooted in this |
| * {@code ComponentChooser}'s container. |
| */ |
| public Component findComponent(ComponentChooser chooser) { |
| return findComponent(chooser, 0); |
| } |
| |
| /** |
| * Searches for all components. The search for the components proceeds |
| * recursively in the component hierarchy rooted in this |
| * {@code ComponentChooser}'s container. |
| * |
| * @param chooser ComponentChooser instance, defining and applying the |
| * search criteria. |
| * @return the components for which the chooser's |
| * {@code checkComponent(Component)} method returns {@code true}. |
| * An empty array is returned if no component meeting the search criteria |
| * exists in the component hierarchy rooted in this |
| * {@code ComponentChooser}'s container. |
| */ |
| public Component[] findComponents(ComponentChooser chooser) { |
| Vector<Component> allSeen = new Vector<>(); |
| findComponentInContainer(container, chooser, 0, allSeen); |
| Component[] result = new Component[allSeen.size()]; |
| for (int i = 0, n = allSeen.size(); i < n; i++) { |
| result[i] = allSeen.get(i); |
| } |
| return result; |
| } |
| |
| private Component findComponentInContainer(final Container cont, final ComponentChooser chooser, final int index, |
| final Vector<Component> allSeen) { |
| return queueTool.invokeSmoothly(new QueueTool.QueueAction<Component>("findComponentInContainer with " + chooser.getDescription()) { |
| |
| @Override |
| public Component launch() throws Exception { |
| Component[] components = cont.getComponents(); |
| Component target; |
| for (Component component : components) { |
| if (component != null) { |
| if (chooser.checkComponent(component)) { |
| if (allSeen != null) { |
| allSeen.add(component); |
| } else if (ordinalIndex == index) { |
| return component; |
| } else { |
| ordinalIndex++; |
| } |
| } |
| if (component instanceof Container) { |
| if ((target = findComponentInContainer((Container) component, |
| chooser, index, allSeen)) != null) { |
| return target; |
| } |
| } |
| } |
| } |
| return null; |
| } |
| }); |
| } |
| |
| } |