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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.
*/
/*
@test
@bug 4914613
@summary tests that "\r\n" is not converted to "\r\r\n"
@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.SystemFlavorMap;
import java.awt.datatransfer.Transferable;
import java.io.File;
import java.io.InputStream;
public class CRLFTest {
private int returnCode = 0;
public static void main(String[] args) {
CRLFTest parent = new CRLFTest();
parent.start();
}
public void start() {
try {
String javaPath = System.getProperty("java.home", "");
String command = javaPath + File.separator + "bin" +
File.separator + "java -cp " +
System.getProperty("test.classes", ".") +
" CRLFTestClipboard";
Process process = Runtime.getRuntime().exec(command);
ProcessResults pres = ProcessResults.doWaitFor(process);
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();
}
}
}
class CRLFTestClipboard implements ClipboardOwner {
private static final Clipboard clipboard =
Toolkit.getDefaultToolkit().getSystemClipboard();
public static void main(String[] args) {
CRLFTestClipboard child = new CRLFTestClipboard();
child.run();
}
public void run() {
ClipboardOwner owner = new ClipboardOwner() {
public void lostOwnership(Clipboard clipboard,
Transferable contents) {
System.exit(0);
}
};
clipboard.setContents(new StringSelection("\r\n"), owner);
// Wait to let the parent retrieve the contents.
try {
Thread.sleep(30000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
public void lostOwnership(Clipboard clip, Transferable contents) {
final DataFlavor df =
new DataFlavor("text/test-subtype; class=java.io.InputStream",
null);
SystemFlavorMap sfm =
(SystemFlavorMap)SystemFlavorMap.getDefaultFlavorMap();
sfm.addUnencodedNativeForFlavor(df, "TEXT");
sfm.addFlavorForUnencodedNative("TEXT", df);
Runnable r = new Runnable() {
public void run() {
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
Transferable t = clipboard.getContents(null);
boolean passed = true;
try {
InputStream is =
(InputStream)t.getTransferData(df);
int prev = 0;
int b = 0;
System.err.print("Bytes: ");
while ((b = is.read()) != -1) {
System.err.print(" " + Integer.
toHexString((int)b & 0xFF));
if (b == 0xD && prev == 0xD) {
passed = false;
}
prev = b;
}
System.err.println();
} catch (Exception e) {
e.printStackTrace();
}
clipboard.setContents(new StringSelection(""), null);
if (!passed) {
throw new RuntimeException("Test failed");
}
}
};
new Thread(r).start();
}
}
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;
}
}
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