undefect. CWE-407 — 63 sites patched across 27 ecosystems
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
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207
test/jdk/tools/jpackage/apps/Hello.java
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207
test/jdk/tools/jpackage/apps/Hello.java
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/*
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* Copyright (c) 2018, 2022, 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
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 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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import java.awt.AWTError;
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import java.awt.Desktop;
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import java.awt.GraphicsEnvironment;
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import java.awt.desktop.OpenFilesEvent;
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import java.awt.desktop.OpenFilesHandler;
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import java.io.File;
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.io.StringWriter;
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import java.nio.file.Path;
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import java.nio.file.Files;
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import java.util.stream.Collectors;
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import java.util.List;
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import java.util.ArrayList;
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import java.util.stream.Stream;
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import java.util.Collections;
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import java.util.Optional;
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public class Hello implements OpenFilesHandler {
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public static void main(String[] args) throws IOException, InterruptedException {
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var faFiles = getFaFiles();
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if (faFiles != null) {
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// Some files got opened through fa mechanizm.
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// They are the arguments then.
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args = faFiles.toArray(String[]::new);
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}
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var lines = printArgs(args);
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Stream.of(args).forEach(arg -> System.out.println(
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arg.codePoints()
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.mapToObj(codePoint -> String.format("0x%04x", codePoint))
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.collect(Collectors.joining(",", "[", "]"))));
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lines.forEach(System.out::println);
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var outputFile = getOutputFile(args);
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trace(String.format("Output file: [%s]", outputFile));
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Files.write(outputFile, lines);
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if (Optional.ofNullable(System.getProperty("jpackage.test.noexit")).map(
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Boolean::parseBoolean).orElse(false)) {
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trace("noexit");
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var lock = new Object();
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synchronized (lock) {
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lock.wait();
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}
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}
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System.exit(Integer.getInteger("jpackage.test.exitCode", 0));
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}
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private static List<String> printArgs(String[] args) {
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List<String> lines = new ArrayList<>();
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lines.add(MSG);
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lines.add("args.length: " + args.length);
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for (String arg : args) {
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if (arg.startsWith("jpackage.app")) {
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lines.add(arg + "=" + System.getProperty(arg));
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} else {
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lines.add(arg);
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}
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}
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for (int index = 1; index <= EXPECTED_NUM_OF_PARAMS; index++) {
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String value = System.getProperty("param" + index);
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if (value != null) {
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lines.add("-Dparam" + index + "=" + value);
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}
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}
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return lines;
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}
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private static Path getOutputFile(String[] args) {
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Path outputFilePath = Path.of(Optional.ofNullable(System.getProperty(
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"jpackage.test.appOutput")).orElse("appOutput.txt"));
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// If first arg is a file (most likely from fa), then put output in the same folder as
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// the file from fa.
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if (args.length >= 1) {
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Path faPath = Path.of(args[0]);
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if (Files.exists(faPath)) {
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return faPath.toAbsolutePath().getParent().resolve(outputFilePath);
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}
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}
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try {
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// Try writing in the default output file.
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Files.write(outputFilePath, Collections.emptyList());
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return outputFilePath.toAbsolutePath();
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} catch (IOException ex) {
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// Log reason of a failure.
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StringWriter errors = new StringWriter();
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ex.printStackTrace(new PrintWriter(errors));
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Stream.of(errors.toString().split("\\R")).forEachOrdered(Hello::trace);
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}
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return Path.of(System.getProperty("user.home")).resolve(outputFilePath).toAbsolutePath();
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}
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@Override
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public void openFiles(OpenFilesEvent e) {
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synchronized(lock) {
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trace("openFiles");
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files = e.getFiles().stream()
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.map(File::toString)
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.collect(Collectors.toList());
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lock.notifyAll();
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}
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}
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private static List<String> getFaFiles() throws InterruptedException {
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if (openFilesHandler == null) {
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return null;
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}
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synchronized(openFilesHandler.lock) {
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trace("getFaFiles: wait");
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openFilesHandler.lock.wait(1000);
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if (openFilesHandler.files == null) {
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trace(String.format("getFaFiles: no files"));
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return null;
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}
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// Return copy of `files` to keep access to `files` field synchronized.
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trace(String.format("getFaFiles: file count %d",
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openFilesHandler.files.size()));
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return new ArrayList<>(openFilesHandler.files);
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}
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}
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private List<String> files;
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private final Object lock = new Object();
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private final static Hello openFilesHandler = createInstance();
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private static Hello createInstance() {
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if (GraphicsEnvironment.isHeadless()) {
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return null;
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}
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trace("Environment supports a display");
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if (!Desktop.isDesktopSupported()) {
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return null;
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}
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trace("Environment supports a desktop");
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try {
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// Disable JAB.
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// Needed to suppress error:
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// Exception in thread "main" java.awt.AWTError: Assistive Technology not found: com.sun.java.accessibility.AccessBridge
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System.setProperty("javax.accessibility.assistive_technologies", "");
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} catch (SecurityException ex) {
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ex.printStackTrace();
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}
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try {
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var desktop = Desktop.getDesktop();
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if (desktop.isSupported(Desktop.Action.APP_OPEN_FILE)) {
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trace("Set file handler");
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Hello instance = new Hello();
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desktop.setOpenFileHandler(instance);
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return instance;
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}
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} catch (AWTError ex) {
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trace("Set file handler failed");
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ex.printStackTrace();
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}
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return null;
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}
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private static final String MSG = "jpackage test application";
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private static final int EXPECTED_NUM_OF_PARAMS = 3; // Starts at 1
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private static void trace(String msg) {
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System.out.println("hello: " + msg);
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}
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}
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