8306566: Open source several clipboard AWT tests
Reviewed-by: serb
This commit is contained in:
Alexander Zvegintsev
parent
30fa50d158
commit
136dad7197
test/jdk/java/awt/Clipboard
FlavorChangeNotificationTest
GetAltContentsTest
LostOwnershipChainTest
@ -0,0 +1,291 @@
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/*
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* Copyright (c) 2003, 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
|
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
|
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* 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).
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||||
*
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* 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.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.awt.Image;
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import java.awt.Toolkit;
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import java.awt.datatransfer.Clipboard;
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import java.awt.datatransfer.ClipboardOwner;
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import java.awt.datatransfer.DataFlavor;
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import java.awt.datatransfer.FlavorEvent;
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import java.awt.datatransfer.FlavorListener;
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import java.awt.datatransfer.Transferable;
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import java.awt.datatransfer.UnsupportedFlavorException;
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public class Common {}
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class FlavorListenerImpl implements FlavorListener {
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public boolean notified1, notified2;
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private int count;
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public void flavorsChanged(FlavorEvent evt) {
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switch (count) {
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case 0:
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notified1 = true;
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break;
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case 1:
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notified2 = true;
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break;
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}
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count++;
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System.err.println("listener's " + this +
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" flavorChanged() called " + count + " time");
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}
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public String toString() {
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return "notified1=" + notified1 + " notified2=" + notified2 +
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" count=" + count;
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}
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};
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class Util {
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public static void setClipboardContents(Clipboard cb,
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Transferable contents,
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ClipboardOwner owner) {
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while (true) {
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try {
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cb.setContents(contents, owner);
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return;
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} catch (IllegalStateException ise) {
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ise.printStackTrace();
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try {
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Thread.sleep(100);
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} catch (InterruptedException ie) {
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ie.printStackTrace();
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}
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}
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}
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}
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public static void sleep(long millis) {
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try {
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Thread.sleep(millis);
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} catch (InterruptedException ie) {
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ie.printStackTrace();
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}
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}
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public static Image createImage() {
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int w = 100;
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int h = 100;
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int[] pix = new int[w * h];
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int index = 0;
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for (int y = 0; y < h; y++) {
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for (int x = 0; x < w; x++) {
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int red = 127;
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int green = 127;
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int blue = y > h / 2 ? 127 : 0;
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int alpha = 255;
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if (x < w / 4 && y < h / 4) {
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alpha = 0;
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red = 0;
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}
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pix[index++] = (alpha << 24) | (red << 16) | (green << 8) | blue;
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}
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}
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return Toolkit
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.getDefaultToolkit().
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createImage(new java.awt.image.MemoryImageSource(
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w, h, pix, 0, w
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));
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}
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}
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class TransferableUnion implements Transferable {
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private static final DataFlavor[] ZERO_LENGTH_ARRAY = new DataFlavor[0];
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private final Transferable TRANSF1, TRANSF2;
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private final DataFlavor[] FLAVORS;
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public TransferableUnion(Transferable t1, Transferable t2) {
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if (t1 == null) {
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throw new NullPointerException("t1");
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}
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if (t2 == null) {
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throw new NullPointerException("t2");
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}
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this.TRANSF1 = t1;
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this.TRANSF2 = t2;
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java.util.Set<DataFlavor> flavorSet = new java.util.HashSet<>();
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flavorSet.addAll(java.util.Arrays.asList(t1.getTransferDataFlavors()));
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flavorSet.addAll(java.util.Arrays.asList(t2.getTransferDataFlavors()));
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FLAVORS = flavorSet.toArray(ZERO_LENGTH_ARRAY);
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}
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/**
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* Returns an array of flavors in which this <code>Transferable</code>
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* can provide the data.
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*/
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public DataFlavor[] getTransferDataFlavors() {
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return FLAVORS.clone();
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}
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/**
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* Returns whether the requested flavor is supported by this
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* <code>Transferable</code>.
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*
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* @param flavor the requested flavor for the data
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* @throws NullPointerException if flavor is <code>null</code>
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*/
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public boolean isDataFlavorSupported(DataFlavor flavor) {
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if (flavor == null) {
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throw new NullPointerException("flavor");
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}
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return TRANSF1.isDataFlavorSupported(flavor)
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|| TRANSF2.isDataFlavorSupported(flavor);
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}
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/**
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* Returns the <code>Transferable</code>'s data in the requested
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* <code>DataFlavor</code> if possible.
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*
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* @param flavor the requested flavor for the data
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* @return the data in the requested flavor
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* @throws UnsupportedFlavorException if the requested data flavor is
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* not supported by this Transferable
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* @throws IOException if an <code>IOException</code> occurs while
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* retrieving the data.
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* @throws NullPointerException if flavor is <code>null</code>
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*/
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public Object getTransferData(DataFlavor flavor)
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throws UnsupportedFlavorException, java.io.IOException {
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if (!isDataFlavorSupported(flavor)) {
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throw new UnsupportedFlavorException(flavor);
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}
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java.io.IOException ioexc = null;
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if (TRANSF1.isDataFlavorSupported(flavor)) {
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try {
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return TRANSF1.getTransferData(flavor);
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} catch (java.io.IOException exc) {
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ioexc = exc;
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}
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}
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if (TRANSF2.isDataFlavorSupported(flavor)) {
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return TRANSF2.getTransferData(flavor);
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}
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if (ioexc != null) {
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throw ioexc;
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}
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// unreachable
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return null;
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}
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}
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/**
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* A <code>Transferable</code> that implements the capability required
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* to transfer an <code>Image</code>.
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*
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* This <code>Transferable</code> properly supports
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* <code>DataFlavor.imageFlavor</code>
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* and all equivalent flavors.
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* No other <code>DataFlavor</code>s are supported.
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*
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* @see java.awt.datatransfer.DataFlavor.imageFlavor
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*/
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class ImageSelection implements Transferable {
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private static final DataFlavor[] flavors = { DataFlavor.imageFlavor };
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private Image data;
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/**
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* Creates a <code>Transferable</code> capable of transferring
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* the specified <code>Image</code>.
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*/
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public ImageSelection(Image data) {
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this.data = data;
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}
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/**
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* Returns an array of flavors in which this <code>Transferable</code>
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* can provide the data. <code>DataFlavor.stringFlavor</code>
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* is supported.
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*
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* @return an array of length one, whose element is <code>DataFlavor.
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* imageFlavor</code>
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*/
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public DataFlavor[] getTransferDataFlavors() {
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return flavors.clone();
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}
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/**
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* Returns whether the requested flavor is supported by this
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* <code>Transferable</code>.
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*
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* @param flavor the requested flavor for the data
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* @return true if <code>flavor</code> is equal to
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* <code>DataFlavor.imageFlavor</code>;
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* false otherwise
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* @throws NullPointerException if flavor is <code>null</code>
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*/
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public boolean isDataFlavorSupported(DataFlavor flavor) {
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for (int i = 0; i < flavors.length; i++) {
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if (flavor.equals(flavors[i])) {
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return true;
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}
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}
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return false;
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}
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/**
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* Returns the <code>Transferable</code>'s data in the requested
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* <code>DataFlavor</code> if possible. If the desired flavor is
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* <code>DataFlavor.imageFlavor</code>, or an equivalent flavor,
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* the <code>Image</code> representing the selection is
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* returned.
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*
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* @param flavor the requested flavor for the data
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* @return the data in the requested flavor, as outlined above
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* @throws UnsupportedFlavorException if the requested data flavor is
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* not equivalent to <code>DataFlavor.imageFlavor</code>
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* @throws IOException if an <code>IOException</code> occurs while
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* retrieving the data. By default, <code>ImageSelection</code>
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* never throws this exception, but a subclass may.
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* @throws NullPointerException if flavor is <code>null</code>
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*/
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public Object getTransferData(DataFlavor flavor)
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throws UnsupportedFlavorException, java.io.IOException {
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if (flavor.equals(DataFlavor.imageFlavor)) {
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return data;
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} else {
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throw new UnsupportedFlavorException(flavor);
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}
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}
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} // class ImageSelection
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@ -0,0 +1,70 @@
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/*
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* Copyright (c) 2003, 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
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* version 2 for more details (a copy is included in the LICENSE file that
|
||||
* accompanied this code).
|
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*
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* 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,
|
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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@test
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@bug 4259272
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@summary tests that notifications on changes to the set of DataFlavors
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available on a private clipboard are delivered properly
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@build Common
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@run main PrivateClipboardTest
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*/
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import java.awt.datatransfer.Clipboard;
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import java.awt.datatransfer.StringSelection;
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public class PrivateClipboardTest {
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public static void main(String[] args) {
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new PrivateClipboardTest().start();
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}
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public void start() {
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final Clipboard clipboard = new Clipboard("local");
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final FlavorListenerImpl listener1 = new FlavorListenerImpl();
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clipboard.addFlavorListener(listener1);
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final FlavorListenerImpl listener2 = new FlavorListenerImpl();
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clipboard.addFlavorListener(listener2);
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Util.setClipboardContents(clipboard,
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new StringSelection("text1"), null);
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Util.sleep(3000);
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clipboard.removeFlavorListener(listener1);
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Util.setClipboardContents(clipboard,
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new TransferableUnion(new StringSelection("text2"),
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new ImageSelection(Util.createImage())), null);
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Util.sleep(3000);
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System.err.println("listener1: " + listener1 + "\nlistener2: " + listener2);
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if (!(listener1.notified1 && listener2.notified1 && !listener1.notified2
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&& listener2.notified2)) {
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throw new RuntimeException("notifications about flavor " +
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"changes delivered incorrectly!");
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}
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}
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}
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@ -0,0 +1,111 @@
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/*
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* Copyright (c) 2003, 2023, 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.
|
||||
*
|
||||
* 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.
|
||||
*/
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/*
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@test
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@bug 4259272
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@summary tests that notifications on changes to the set of DataFlavors
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available on the system clipboard are delivered properly
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@key headful
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@modules java.desktop/sun.awt
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@build Common
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@run main SystemClipboardTest
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*/
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import java.awt.Toolkit;
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import java.awt.datatransfer.Clipboard;
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import java.awt.datatransfer.StringSelection;
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import sun.awt.SunToolkit;
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public class SystemClipboardTest {
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private final Clipboard clipboard =
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Toolkit.getDefaultToolkit().getSystemClipboard();
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private final FlavorListenerImpl listener1 = new FlavorListenerImpl();
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private final FlavorListenerImpl listener2 = new FlavorListenerImpl();
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private boolean isListener2Added;
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public static void main(String[] args) {
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new SystemClipboardTest().start();
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}
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public void start() {
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Util.setClipboardContents(clipboard,
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new StringSelection("text3"), null);
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clipboard.addFlavorListener(listener1);
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final ThreadGroup threadGroup = new ThreadGroup("Test thread group");
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final Object lock = new Object();
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final Runnable runnable = new Runnable() {
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public void run() {
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SunToolkit.createNewAppContext();
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clipboard.addFlavorListener(listener2);
|
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synchronized (lock) {
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isListener2Added = true;
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lock.notifyAll();
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}
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}
|
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};
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final Thread thread = new Thread(threadGroup, runnable, "Test thread");
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synchronized (lock) {
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thread.start();
|
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while (!isListener2Added) {
|
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try {
|
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lock.wait();
|
||||
} catch (InterruptedException ie) {
|
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ie.printStackTrace();
|
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}
|
||||
}
|
||||
}
|
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|
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Util.setClipboardContents(clipboard,
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new TransferableUnion(new StringSelection("text2"),
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new ImageSelection(Util.createImage())),
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null);
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Util.sleep(3000);
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|
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clipboard.removeFlavorListener(listener1);
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// must not remove listener2 from this AppContext
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Util.setClipboardContents(clipboard,
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new StringSelection("text3"), null);
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Util.sleep(3000);
|
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|
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System.err.println("listener1: " + listener1
|
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+ "\nlistener2: " + listener2);
|
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|
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if (!(listener1.notified1
|
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&& listener2.notified1
|
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&& !listener1.notified2
|
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&& listener2.notified2)) {
|
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throw new RuntimeException("notifications about flavor " +
|
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"changes delivered incorrectly!");
|
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}
|
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}
|
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}
|
||||
@ -0,0 +1,121 @@
|
||||
/*
|
||||
* Copyright (c) 2003, 2023, 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.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/*
|
||||
@test
|
||||
@bug 4287795 4790833
|
||||
@summary tests new Clipboard methods: getAvailableDataFlavors,
|
||||
isDataFlavorAvailable, getData
|
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@run main PrivateClipboardTest
|
||||
*/
|
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|
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import java.awt.datatransfer.Clipboard;
|
||||
import java.awt.datatransfer.DataFlavor;
|
||||
import java.awt.datatransfer.StringSelection;
|
||||
import java.awt.datatransfer.Transferable;
|
||||
import java.awt.datatransfer.UnsupportedFlavorException;
|
||||
import java.io.IOException;
|
||||
import java.util.Arrays;
|
||||
import java.util.HashSet;
|
||||
import java.util.Set;
|
||||
|
||||
public class PrivateClipboardTest {
|
||||
|
||||
public static void main(String[] args) {
|
||||
boolean failed = false;
|
||||
final Clipboard clipboard = new Clipboard("local");
|
||||
|
||||
if (clipboard.isDataFlavorAvailable(DataFlavor.stringFlavor)) {
|
||||
failed = true;
|
||||
System.err.println("FAILURE: isDataFlavorAvailable() returns " +
|
||||
"true for empty clipboard");
|
||||
}
|
||||
|
||||
try {
|
||||
clipboard.getData(DataFlavor.stringFlavor);
|
||||
failed = true;
|
||||
System.err.println("FAILURE: getData() does not throw " +
|
||||
"UnsupportedFlavorException for empty clipboard");
|
||||
} catch (UnsupportedFlavorException exc) {
|
||||
System.err.println("getData() for empty clipboard throw " +
|
||||
"UnsupportedFlavorException correctly: " + exc);
|
||||
} catch (IOException exc) {
|
||||
failed = true;
|
||||
exc.printStackTrace();
|
||||
}
|
||||
|
||||
if (clipboard.getAvailableDataFlavors() == null ||
|
||||
clipboard.getAvailableDataFlavors().length != 0) {
|
||||
failed = true;
|
||||
System.err.println("FAILURE: getAvailableDataFlavors() does not " +
|
||||
"return zero-length array for empty clipboard: " +
|
||||
Arrays.toString(clipboard.getAvailableDataFlavors()));
|
||||
}
|
||||
|
||||
final String contentsText = "contents text";
|
||||
|
||||
clipboard.setContents(new StringSelection(contentsText), null);
|
||||
|
||||
Transferable contents = clipboard.getContents(null);
|
||||
Set<DataFlavor> flavorsT = new HashSet<>(
|
||||
Arrays.asList(contents.getTransferDataFlavors()));
|
||||
Set<DataFlavor> flavorsA = new HashSet<>(
|
||||
Arrays.asList(clipboard.getAvailableDataFlavors()));
|
||||
System.err.println("getAvailableDataFlavors(): " + flavorsA);
|
||||
if (!flavorsA.equals(flavorsT)) {
|
||||
failed = true;
|
||||
System.err.println(
|
||||
"FAILURE: getAvailableDataFlavors() returns incorrect " +
|
||||
"DataFlavors: " + flavorsA + "\nwhile getContents()." +
|
||||
"getTransferDataFlavors() return: " + flavorsT);
|
||||
}
|
||||
|
||||
if (!clipboard.isDataFlavorAvailable(DataFlavor.stringFlavor)) {
|
||||
failed = true;
|
||||
System.err.println(
|
||||
"FAILURE: isDataFlavorAvailable(DataFlavor.stringFlavor) " +
|
||||
"returns false");
|
||||
}
|
||||
|
||||
Object data = null;
|
||||
try {
|
||||
data = clipboard.getData(DataFlavor.stringFlavor);
|
||||
} catch (UnsupportedFlavorException exc) {
|
||||
failed = true;
|
||||
exc.printStackTrace();
|
||||
} catch (IOException exc) {
|
||||
failed = true;
|
||||
exc.printStackTrace();
|
||||
}
|
||||
System.err.println("getData(): " + data);
|
||||
if (!contentsText.equals(data)) {
|
||||
failed = true;
|
||||
System.err.println("FAILURE: getData() returns: " + data +
|
||||
", that is not equal to: \"" + contentsText + "\"");
|
||||
}
|
||||
|
||||
if (failed) {
|
||||
throw new RuntimeException("test failed, for details see output above");
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,118 @@
|
||||
/*
|
||||
* Copyright (c) 2002, 2023, 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.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/*
|
||||
@test
|
||||
@bug 4683804
|
||||
@summary Tests that in ClipboardOwner.lostOwnership() Clipboard.getContents()
|
||||
returns actual contents of the clipboard and Clipboard.setContents()
|
||||
can set contents of the clipboard and its owner. The clipboard is
|
||||
a private clipboard.
|
||||
*/
|
||||
|
||||
import java.awt.datatransfer.Clipboard;
|
||||
import java.awt.datatransfer.ClipboardOwner;
|
||||
import java.awt.datatransfer.DataFlavor;
|
||||
import java.awt.datatransfer.StringSelection;
|
||||
import java.awt.datatransfer.Transferable;
|
||||
|
||||
public class PrivateClipboardTest {
|
||||
|
||||
public static void main(String[] args) {
|
||||
PrivateClipboardOwner.run();
|
||||
|
||||
if (PrivateClipboardOwner.failed) {
|
||||
throw new RuntimeException("test failed: can not get actual " +
|
||||
"contents of the clipboard or set owner of the clipboard");
|
||||
} else {
|
||||
System.err.println("test passed");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
class PrivateClipboardOwner implements ClipboardOwner {
|
||||
static boolean failed;
|
||||
|
||||
private static final Object LOCK = new Object();
|
||||
|
||||
private static final int CHAIN_LENGTH = 5;
|
||||
private final static Clipboard clipboard =
|
||||
new Clipboard("PrivateClipboard");
|
||||
|
||||
private int m, id;
|
||||
|
||||
public PrivateClipboardOwner(int m) { this.m = m; id = m; }
|
||||
|
||||
public void lostOwnership(Clipboard cb, Transferable contents) {
|
||||
System.err.println(id + " lost clipboard ownership");
|
||||
|
||||
Transferable t = cb.getContents(null);
|
||||
String msg = null;
|
||||
try {
|
||||
msg = (String)t.getTransferData(DataFlavor.stringFlavor);
|
||||
} catch (Exception e) {
|
||||
System.err.println(id + " can't getTransferData: " + e);
|
||||
}
|
||||
System.err.println(id + " Clipboard.getContents(): " + msg);
|
||||
if ( ! msg.equals( "" + (m+1) ) ) {
|
||||
failed = true;
|
||||
System.err.println(
|
||||
"Clipboard.getContents() returned incorrect contents!");
|
||||
}
|
||||
|
||||
m += 2;
|
||||
if (m <= CHAIN_LENGTH) {
|
||||
System.err.println(id + " Clipboard.setContents(): " + m);
|
||||
cb.setContents(new StringSelection(m + ""), this);
|
||||
}
|
||||
|
||||
synchronized (LOCK) {
|
||||
if (m > CHAIN_LENGTH) {
|
||||
LOCK.notifyAll();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public static void run() {
|
||||
PrivateClipboardOwner cbo1 = new PrivateClipboardOwner(0);
|
||||
System.err.println(cbo1.m + " Clipboard.setContents(): " + cbo1.m);
|
||||
clipboard.setContents(new StringSelection(cbo1.m + ""), cbo1);
|
||||
|
||||
PrivateClipboardOwner cbo2 = new PrivateClipboardOwner(1);
|
||||
|
||||
synchronized (LOCK) {
|
||||
System.err.println(cbo2.m + " Clipboard.setContents(): " + cbo2.m);
|
||||
clipboard.setContents(new StringSelection(cbo2.m + ""), cbo2);
|
||||
try {
|
||||
LOCK.wait();
|
||||
} catch (InterruptedException exc) {
|
||||
exc.printStackTrace();
|
||||
}
|
||||
}
|
||||
|
||||
if (cbo1.m < CHAIN_LENGTH) {
|
||||
failed = true;
|
||||
System.err.println("chain of calls of lostOwnership() broken!");
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,153 @@
|
||||
/*
|
||||
* Copyright (c) 2002, 2023, 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.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/*
|
||||
@test
|
||||
@bug 4683804
|
||||
@summary Tests that in ClipboardOwner.lostOwnership() Clipboard.getContents()
|
||||
returns actual contents of the clipboard and Clipboard.setContents()
|
||||
can set contents of the clipboard and its owner. The clipboard is
|
||||
the system clipboard.
|
||||
@key headful
|
||||
*/
|
||||
|
||||
import java.awt.Toolkit;
|
||||
import java.awt.datatransfer.Clipboard;
|
||||
import java.awt.datatransfer.ClipboardOwner;
|
||||
import java.awt.datatransfer.DataFlavor;
|
||||
import java.awt.datatransfer.StringSelection;
|
||||
import java.awt.datatransfer.Transferable;
|
||||
|
||||
public class SystemClipboardTest {
|
||||
|
||||
public static void main(String[] args) {
|
||||
SystemClipboardOwner.run();
|
||||
|
||||
if (SystemClipboardOwner.failed) {
|
||||
throw new RuntimeException("test failed: can not get actual " +
|
||||
"contents of the clipboard or set owner of the clipboard");
|
||||
} else {
|
||||
System.err.println("test passed");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
class SystemClipboardOwner implements ClipboardOwner {
|
||||
static boolean failed;
|
||||
|
||||
private static final Object LOCK = new Object();
|
||||
|
||||
private static final int CHAIN_LENGTH = 5;
|
||||
private final static Clipboard clipboard =
|
||||
Toolkit.getDefaultToolkit().getSystemClipboard();
|
||||
|
||||
private int m, id;
|
||||
|
||||
public SystemClipboardOwner(int m) { this.m = m; id = m; }
|
||||
|
||||
public void lostOwnership(Clipboard cb, Transferable contents) {
|
||||
System.err.println(id + " lost clipboard ownership");
|
||||
|
||||
Transferable t = getClipboardContents(cb, null);
|
||||
String msg = null;
|
||||
try {
|
||||
msg = (String)t.getTransferData(DataFlavor.stringFlavor);
|
||||
} catch (Exception e) {
|
||||
System.err.println(id + " can't getTransferData: " + e);
|
||||
}
|
||||
System.err.println(id + " Clipboard.getContents(): " + msg);
|
||||
if ( ! msg.equals( "" + (m+1) ) ) {
|
||||
failed = true;
|
||||
System.err.println(
|
||||
"Clipboard.getContents() returned incorrect contents!");
|
||||
}
|
||||
|
||||
m += 2;
|
||||
if (m <= CHAIN_LENGTH) {
|
||||
System.err.println(id + " Clipboard.setContents(): " + m);
|
||||
setClipboardContents(cb, new StringSelection(m + ""), this);
|
||||
}
|
||||
|
||||
synchronized (LOCK) {
|
||||
if (m > CHAIN_LENGTH) {
|
||||
LOCK.notifyAll();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public static void run() {
|
||||
SystemClipboardOwner cbo1 = new SystemClipboardOwner(0);
|
||||
System.err.println(cbo1.m + " Clipboard.setContents(): " + cbo1.m);
|
||||
setClipboardContents(clipboard,
|
||||
new StringSelection(cbo1.m + ""), cbo1);
|
||||
|
||||
SystemClipboardOwner cbo2 = new SystemClipboardOwner(1);
|
||||
synchronized (LOCK) {
|
||||
System.err.println(cbo2.m + " Clipboard.setContents(): " + cbo2.m);
|
||||
setClipboardContents(clipboard,
|
||||
new StringSelection(cbo2.m + ""), cbo2);
|
||||
try {
|
||||
LOCK.wait();
|
||||
} catch (InterruptedException exc) {
|
||||
exc.printStackTrace();
|
||||
}
|
||||
}
|
||||
|
||||
if (cbo1.m < CHAIN_LENGTH) {
|
||||
failed = true;
|
||||
System.err.println("chain of calls of lostOwnership() broken!");
|
||||
}
|
||||
}
|
||||
|
||||
private static void setClipboardContents(Clipboard cb,
|
||||
Transferable contents,
|
||||
ClipboardOwner owner) {
|
||||
synchronized (cb) {
|
||||
while (true) {
|
||||
try {
|
||||
cb.setContents(contents, owner);
|
||||
return;
|
||||
} catch (IllegalStateException ise) {
|
||||
try { Thread.sleep(100); }
|
||||
catch (InterruptedException e) { e.printStackTrace(); }
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private static Transferable getClipboardContents(Clipboard cb,
|
||||
Object requestor) {
|
||||
synchronized (cb) {
|
||||
while (true) {
|
||||
try {
|
||||
return cb.getContents(requestor);
|
||||
} catch (IllegalStateException ise) {
|
||||
try { Thread.sleep(100); }
|
||||
catch (InterruptedException e) { e.printStackTrace(); }
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
x
Reference in New Issue
Block a user