/*
* 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 4859006
@summary tests that MIME formats are mapped to flavors properly on X11
@requires (os.family == "linux")
@key headful
@run main MimeFormatsTest
*/
import java.awt.Toolkit;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.ClipboardOwner;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.FlavorMap;
import java.awt.datatransfer.StringSelection;
import java.awt.datatransfer.SystemFlavorMap;
import java.awt.datatransfer.Transferable;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.nio.charset.StandardCharsets;
public class MimeFormatsTest implements ClipboardOwner {
public static final DataFlavor TEST_FLAVOR =
new DataFlavor(
"text/test;charset=UTF-8;class=java.io.InputStream",
null);
public static class TextTransferable implements Transferable {
private final String text;
public TextTransferable(String text) {
this.text = text;
}
public Object getTransferData(DataFlavor flavor)
throws UnsupportedFlavorException, IOException {
if (!isDataFlavorSupported(TEST_FLAVOR)) {
throw new UnsupportedFlavorException(flavor);
}
return new ByteArrayInputStream(
text.getBytes(StandardCharsets.UTF_8));
}
public DataFlavor[] getTransferDataFlavors(){
return new DataFlavor[] { TEST_FLAVOR };
}
public boolean isDataFlavorSupported(DataFlavor flavor) {
return TEST_FLAVOR.equals(flavor);
}
}
public static final String DATA =
"\u0440\u0443\u0441\u0441\u043a\u0438\u0439";
private String testData = null;
private static final Clipboard clipboard =
Toolkit.getDefaultToolkit().getSystemClipboard();
public void childRun() {
Transferable t = clipboard.getContents(null);
String data = "";
try {
data = (String)t.getTransferData(DataFlavor.stringFlavor);
} catch (Exception e) {
e.printStackTrace();
}
System.err.println("contents size=" + data.length());
for (int i = 0; i < data.length(); i++) {
System.err.println(" char[" + i + "]=" + (int) data.charAt(i));
}
ClipboardOwner owner = new ClipboardOwner() {
public void lostOwnership(Clipboard clipboard,
Transferable contents) {
System.err.println("%d exit".formatted(
System.currentTimeMillis()));
System.err.println("Exiting");
System.exit(0);
}
};
clipboard.setContents(new StringSelection(data + data), owner);
Object lock = new Object();
synchronized (lock) {
// Wait to let the parent retrieve the contents.
try {
System.err.println("%d wait".formatted(
System.currentTimeMillis()));
lock.wait();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
public void start() {
FlavorMap fm = SystemFlavorMap.getDefaultFlavorMap();
if (fm instanceof SystemFlavorMap) {
SystemFlavorMap sfm = (SystemFlavorMap)fm;
String mimeNative = "text/plain;charset=UTF-8";
sfm.setNativesForFlavor(TEST_FLAVOR,
new String[] { mimeNative });
sfm.setFlavorsForNative(mimeNative,
new DataFlavor[] { TEST_FLAVOR });
} else {
System.err.println("WARNING: system flavor map: " + fm);
return;
}
clipboard.setContents(new TextTransferable(DATA), this);
try {
String javaPath = System.getProperty("java.home", "");
String[] command = {
javaPath + File.separator + "bin" + File.separator + "java",
"-cp",
System.getProperty("test.classes", "."),
"Child"
};
Process process = Runtime.getRuntime().exec(command);
ProcessResults pres = ProcessResults.doWaitFor(process);
int returnCode = pres.exitValue;
if (pres.stderr != null && pres.stderr.length() > 0) {
System.err.println("========= Child VM System.err ========");
System.err.print(pres.stderr);
System.err.println("======================================");
}
if (pres.stdout != null && pres.stdout.length() > 0) {
System.err.println("========= Child VM System.out ========");
System.err.print(pres.stdout);
System.err.println("======================================");
}
System.err.println("Child return code=" + returnCode);
} catch (Throwable e) {
e.printStackTrace();
}
System.err.println("Received data size=" + testData.length());
for (int i = 0; i < testData.length(); i++) {
System.err.println(" char[" + i + "]=" + (int)testData.charAt(i));
}
if (!testData.equals(DATA + DATA)) {
throw new RuntimeException();
}
}
public void lostOwnership(Clipboard clip, Transferable contents) {
Runnable r = new Runnable() {
public void run() {
try {
Thread.sleep(100);
} catch (InterruptedException e) {
e.printStackTrace();
}
Transferable t = clipboard.getContents(null);
try {
InputStream is =
(InputStream)t.getTransferData(TEST_FLAVOR);
Reader r = new InputStreamReader(is,
StandardCharsets.UTF_8);
StringBuffer sb = new StringBuffer();
int ch = 0;
while ((ch = r.read()) != -1) {
System.err.println("ch=" + ch);
sb.append((char)ch);
}
testData = sb.toString();
} catch (Exception e) {
e.printStackTrace();
}
clipboard.setContents(new TextTransferable(""), null);
}
};
new Thread(r).start();
}
public static void main(String[] args) {
if (!System.getProperty("os.name").startsWith("Linux")) {
return;
}
MimeFormatsTest mimeFormatsTest = new MimeFormatsTest();
mimeFormatsTest.start();
}
}
class Child {
public static void main(String[] args) {
MimeFormatsTest test = new MimeFormatsTest();
test.childRun();
}
}
class ProcessResults {
public int exitValue;
public String stdout;
public String stderr;
public ProcessResults() {
exitValue = -1;
stdout = "";
stderr = "";
}
/**
* Method to perform a "wait" for a process and return its exit value.
* This is a workaround for <code>Process.waitFor()</code> never returning.
*/
public static ProcessResults doWaitFor(Process p) {
ProcessResults pres = new ProcessResults();
InputStream in = null;
InputStream err = null;
try {
in = p.getInputStream();
err = p.getErrorStream();
boolean finished = false;
while (!finished) {
try {
while (in.available() > 0) {
pres.stdout += (char)in.read();
}
while (err.available() > 0) {
pres.stderr += (char)err.read();
}
// Ask the process for its exitValue. If the process
// is not finished, an IllegalThreadStateException
// is thrown. If it is finished, we fall through and
// the variable finished is set to true.
pres.exitValue = p.exitValue();
finished = true;
}
catch (IllegalThreadStateException e) {
// Process is not finished yet;
// Sleep a little to save on CPU cycles
Thread.currentThread().sleep(500);
}
}
if (in != null) in.close();
if (err != null) err.close();
}
catch (Throwable e) {
System.err.println("doWaitFor(): unexpected exception");
e.printStackTrace();
}
return pres;
}
}