--- a/src/jdk.jpackage/share/classes/jdk/jpackage/internal/IOUtils.java Wed Nov 06 07:20:07 2019 -0500
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,335 +0,0 @@
-/*
- * Copyright (c) 2012, 2019, 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 jdk.jpackage.internal;
-
-import java.io.*;
-import java.lang.reflect.InvocationHandler;
-import java.lang.reflect.Method;
-import java.lang.reflect.Proxy;
-import java.nio.channels.FileChannel;
-import java.nio.file.FileVisitResult;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.SimpleFileVisitor;
-import java.nio.file.attribute.BasicFileAttributes;
-import java.util.*;
-import javax.xml.stream.XMLOutputFactory;
-import javax.xml.stream.XMLStreamException;
-import javax.xml.stream.XMLStreamWriter;
-
-/**
- * IOUtils
- *
- * A collection of static utility methods.
- */
-public class IOUtils {
-
- public static void deleteRecursive(File path) throws IOException {
- if (!path.exists()) {
- return;
- }
- Path directory = path.toPath();
- Files.walkFileTree(directory, new SimpleFileVisitor<Path>() {
- @Override
- public FileVisitResult visitFile(Path file,
- BasicFileAttributes attr) throws IOException {
- if (Platform.getPlatform() == Platform.WINDOWS) {
- Files.setAttribute(file, "dos:readonly", false);
- }
- Files.delete(file);
- return FileVisitResult.CONTINUE;
- }
-
- @Override
- public FileVisitResult preVisitDirectory(Path dir,
- BasicFileAttributes attr) throws IOException {
- if (Platform.getPlatform() == Platform.WINDOWS) {
- Files.setAttribute(dir, "dos:readonly", false);
- }
- return FileVisitResult.CONTINUE;
- }
-
- @Override
- public FileVisitResult postVisitDirectory(Path dir, IOException e)
- throws IOException {
- Files.delete(dir);
- return FileVisitResult.CONTINUE;
- }
- });
- }
-
- public static void copyRecursive(Path src, Path dest) throws IOException {
- copyRecursive(src, dest, List.of());
- }
-
- public static void copyRecursive(Path src, Path dest,
- final List<String> excludes) throws IOException {
- Files.walkFileTree(src, new SimpleFileVisitor<Path>() {
- @Override
- public FileVisitResult preVisitDirectory(final Path dir,
- final BasicFileAttributes attrs) throws IOException {
- if (excludes.contains(dir.toFile().getName())) {
- return FileVisitResult.SKIP_SUBTREE;
- } else {
- Files.createDirectories(dest.resolve(src.relativize(dir)));
- return FileVisitResult.CONTINUE;
- }
- }
-
- @Override
- public FileVisitResult visitFile(final Path file,
- final BasicFileAttributes attrs) throws IOException {
- if (!excludes.contains(file.toFile().getName())) {
- Files.copy(file, dest.resolve(src.relativize(file)));
- }
- return FileVisitResult.CONTINUE;
- }
- });
- }
-
- public static void copyFile(File sourceFile, File destFile)
- throws IOException {
- destFile.getParentFile().mkdirs();
-
- //recreate the file as existing copy may have weird permissions
- destFile.delete();
- destFile.createNewFile();
-
- try (FileChannel source = new FileInputStream(sourceFile).getChannel();
- FileChannel destination =
- new FileOutputStream(destFile).getChannel()) {
-
- if (destination != null && source != null) {
- destination.transferFrom(source, 0, source.size());
- }
- }
-
- //preserve executable bit!
- if (sourceFile.canExecute()) {
- destFile.setExecutable(true, false);
- }
- if (!sourceFile.canWrite()) {
- destFile.setReadOnly();
- }
- destFile.setReadable(true, false);
- }
-
- // run "launcher paramfile" in the directory where paramfile is kept
- public static void run(String launcher, File paramFile)
- throws IOException {
- if (paramFile != null && paramFile.exists()) {
- ProcessBuilder pb =
- new ProcessBuilder(launcher, paramFile.getName());
- pb = pb.directory(paramFile.getParentFile());
- exec(pb);
- }
- }
-
- public static void exec(ProcessBuilder pb)
- throws IOException {
- exec(pb, false, null);
- }
-
- static void exec(ProcessBuilder pb, boolean testForPresenseOnly,
- PrintStream consumer) throws IOException {
- List<String> output = new ArrayList<>();
- Executor exec = Executor.of(pb).setOutputConsumer(lines -> {
- lines.forEach(output::add);
- if (consumer != null) {
- output.forEach(consumer::println);
- }
- });
-
- if (testForPresenseOnly) {
- exec.execute();
- } else {
- exec.executeExpectSuccess();
- }
- }
-
- public static int getProcessOutput(List<String> result, String... args)
- throws IOException, InterruptedException {
-
- ProcessBuilder pb = new ProcessBuilder(args);
-
- final Process p = pb.start();
-
- List<String> list = new ArrayList<>();
-
- final BufferedReader in =
- new BufferedReader(new InputStreamReader(p.getInputStream()));
- final BufferedReader err =
- new BufferedReader(new InputStreamReader(p.getErrorStream()));
-
- Thread t = new Thread(() -> {
- try {
- String line;
- while ((line = in.readLine()) != null) {
- list.add(line);
- }
- } catch (IOException ioe) {
- Log.verbose(ioe);
- }
-
- try {
- String line;
- while ((line = err.readLine()) != null) {
- Log.error(line);
- }
- } catch (IOException ioe) {
- Log.verbose(ioe);
- }
- });
- t.setDaemon(true);
- t.start();
-
- int ret = p.waitFor();
-
- result.clear();
- result.addAll(list);
-
- return ret;
- }
-
- static void writableOutputDir(Path outdir) throws PackagerException {
- File file = outdir.toFile();
-
- if (!file.isDirectory() && !file.mkdirs()) {
- throw new PackagerException("error.cannot-create-output-dir",
- file.getAbsolutePath());
- }
- if (!file.canWrite()) {
- throw new PackagerException("error.cannot-write-to-output-dir",
- file.getAbsolutePath());
- }
- }
-
- public static Path replaceSuffix(Path path, String suffix) {
- Path parent = path.getParent();
- String filename = path.getFileName().toString().replaceAll("\\.[^.]*$", "")
- + Optional.ofNullable(suffix).orElse("");
- return parent != null ? parent.resolve(filename) : Path.of(filename);
- }
-
- public static Path addSuffix(Path path, String suffix) {
- Path parent = path.getParent();
- String filename = path.getFileName().toString() + suffix;
- return parent != null ? parent.resolve(filename) : Path.of(filename);
- }
-
- public static String getSuffix(Path path) {
- String filename = replaceSuffix(path.getFileName(), null).toString();
- return path.getFileName().toString().substring(filename.length());
- }
-
- @FunctionalInterface
- public static interface XmlConsumer {
- void accept(XMLStreamWriter xml) throws IOException, XMLStreamException;
- }
-
- public static void createXml(Path dstFile, XmlConsumer xmlConsumer) throws
- IOException {
- XMLOutputFactory xmlFactory = XMLOutputFactory.newInstance();
- try (Writer w = Files.newBufferedWriter(dstFile)) {
- // Wrap with pretty print proxy
- XMLStreamWriter xml = (XMLStreamWriter) Proxy.newProxyInstance(
- XMLStreamWriter.class.getClassLoader(), new Class<?>[]{
- XMLStreamWriter.class}, new PrettyPrintHandler(
- xmlFactory.createXMLStreamWriter(w)));
-
- xml.writeStartDocument();
- xmlConsumer.accept(xml);
- xml.writeEndDocument();
- xml.flush();
- xml.close();
- } catch (XMLStreamException ex) {
- throw new IOException(ex);
- } catch (IOException ex) {
- throw ex;
- }
- }
-
- private static class PrettyPrintHandler implements InvocationHandler {
-
- PrettyPrintHandler(XMLStreamWriter target) {
- this.target = target;
- }
-
- @Override
- public Object invoke(Object proxy, Method method, Object[] args) throws
- Throwable {
- switch (method.getName()) {
- case "writeStartElement":
- // update state of parent node
- if (depth > 0) {
- hasChildElement.put(depth - 1, true);
- }
- // reset state of current node
- hasChildElement.put(depth, false);
- // indent for current depth
- target.writeCharacters(EOL);
- target.writeCharacters(repeat(depth, INDENT));
- depth++;
- break;
- case "writeEndElement":
- depth--;
- if (hasChildElement.get(depth) == true) {
- target.writeCharacters(EOL);
- target.writeCharacters(repeat(depth, INDENT));
- }
- break;
- case "writeProcessingInstruction":
- case "writeEmptyElement":
- // update state of parent node
- if (depth > 0) {
- hasChildElement.put(depth - 1, true);
- }
- // indent for current depth
- target.writeCharacters(EOL);
- target.writeCharacters(repeat(depth, INDENT));
- break;
- default:
- break;
- }
- method.invoke(target, args);
- return null;
- }
-
- private static String repeat(int d, String s) {
- StringBuilder sb = new StringBuilder();
- while (d-- > 0) {
- sb.append(s);
- }
- return sb.toString();
- }
-
- private final XMLStreamWriter target;
- private int depth = 0;
- private final Map<Integer, Boolean> hasChildElement = new HashMap<>();
- private static final String INDENT = " ";
- private static final String EOL = "\n";
- }
-}