--- a/langtools/make/src/classes/build/tools/listjdkinternals/ListJDKInternals.java Thu Jun 01 18:26:36 2017 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,195 +0,0 @@
-/*
- * Copyright (c) 2016, 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 build.tools.listjdkinternals;
-
-import java.io.IOException;
-import java.io.OutputStream;
-import java.io.PrintStream;
-import java.io.UncheckedIOException;
-import java.lang.module.ModuleDescriptor;
-import java.lang.module.ModuleFinder;
-import java.lang.module.ModuleReference;
-import java.net.URI;
-import java.nio.file.FileSystem;
-import java.nio.file.FileSystems;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.Paths;
-import java.nio.file.attribute.BasicFileAttributes;
-import java.time.LocalDateTime;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.jar.JarEntry;
-import java.util.jar.JarFile;
-import java.util.stream.Collectors;
-
-/**
- * Run this tool to generate the JDK internal APIs in the previous releases
- * including platform-specific internal APIs.
- */
-public class ListJDKInternals {
- // Filter non-interesting JAR files
- private final static List<String> excludes = Arrays.asList(
- "deploy.jar",
- "javaws.jar",
- "plugin.jar",
- "cldrdata.jar",
- "localedata.jar"
- );
- private static void usage() {
- System.out.println("ListJDKInternals [-o <outfile>] <javaHome> [<javaHome>]*");
- }
-
- private static final Set<String> EXPORTED_PACKAGES = new HashSet<>();
-
- public static void main(String... args) throws IOException {
- List<Path> paths = new ArrayList<>();
- Path outFile = null;
- int i=0;
- while (i < args.length) {
- String arg = args[i++];
- if (arg.equals("-o")) {
- outFile = Paths.get(args[i++]);
- } else {
- Path p = Paths.get(arg);
- if (Files.notExists(p))
- throw new IllegalArgumentException(p + " not exist");
- paths.add(p);
- }
- }
- if (paths.isEmpty()) {
- usage();
- System.exit(1);
- }
-
- // Get the exported APIs from the current JDK releases
- Path javaHome = Paths.get(System.getProperty("java.home"));
- ModuleFinder.ofSystem().findAll()
- .stream()
- .map(ModuleReference::descriptor)
- .filter(md -> !md.name().equals("jdk.unsupported"))
- .map(ModuleDescriptor::exports)
- .flatMap(Set::stream)
- .filter(exp -> !exp.isQualified())
- .map(ModuleDescriptor.Exports::source)
- .forEach(EXPORTED_PACKAGES::add);
-
- ListJDKInternals listJDKInternals = new ListJDKInternals(paths);
- if (outFile != null) {
- try (OutputStream out = Files.newOutputStream(outFile);
- PrintStream pw = new PrintStream(out)) {
- listJDKInternals.write(pw);
- }
- } else {
- listJDKInternals.write(System.out);
- }
- }
-
- private final Set<String> packages = new HashSet<>();
- ListJDKInternals(List<Path> dirs) throws IOException {
- for (Path p : dirs) {
- packages.addAll(list(p));
- }
- }
-
- private void write(PrintStream pw) {
- pw.println("# This file is auto-generated by ListJDKInternals tool on " +
- LocalDateTime.now().toString());
- packages.stream().sorted()
- .forEach(pw::println);
- }
-
- private Set<String> list(Path javaHome) throws IOException {
- Path jrt = javaHome.resolve("lib").resolve("modules");
- Path jre = javaHome.resolve("jre");
-
- if (Files.exists(jrt)) {
- return listModularRuntime(javaHome);
- } else if (Files.exists(jre.resolve("lib").resolve("rt.jar"))) {
- return listLegacyRuntime(javaHome);
- }
- throw new IllegalArgumentException("invalid " + javaHome);
- }
-
- private Set<String> listModularRuntime(Path javaHome) throws IOException {
- Map<String, String> env = new HashMap<>();
- env.put("java.home", javaHome.toString());
- FileSystem fs = FileSystems.newFileSystem(URI.create("jrt:/"), env);
- Path root = fs.getPath("packages");
- return Files.walk(root, 1)
- .map(Path::getFileName)
- .map(Path::toString)
- .filter(pn -> !EXPORTED_PACKAGES.contains(pn))
- .collect(Collectors.toSet());
- }
-
- private Set<String> listLegacyRuntime(Path javaHome) throws IOException {
- List<Path> dirs = new ArrayList<>();
- Path jre = javaHome.resolve("jre");
- Path lib = javaHome.resolve("lib");
-
- dirs.add(jre.resolve("lib"));
- dirs.add(jre.resolve("lib").resolve("ext"));
- dirs.add(lib.resolve("tools.jar"));
- dirs.add(lib.resolve("jconsole.jar"));
- Set<String> packages = new HashSet<>();
- for (Path d : dirs) {
- Files.find(d, 1, (Path p, BasicFileAttributes attr)
- -> p.getFileName().toString().endsWith(".jar") &&
- !excludes.contains(p.getFileName().toString()))
- .map(ListJDKInternals::walkJarFile)
- .flatMap(Set::stream)
- .filter(pn -> !EXPORTED_PACKAGES.contains(pn))
- .forEach(packages::add);
- }
- return packages;
- }
-
- static Set<String> walkJarFile(Path jarfile) {
- try (JarFile jf = new JarFile(jarfile.toFile())) {
- return jf.stream()
- .map(JarEntry::getName)
- .filter(n -> n.endsWith(".class"))
- .map(ListJDKInternals::toPackage)
- .collect(Collectors.toSet());
- } catch (IOException e) {
- throw new UncheckedIOException(e);
- }
- }
-
- static String toPackage(String name) {
- int i = name.lastIndexOf('/');
- if (i < 0) {
- System.err.format("Warning: unnamed package %s%n", name);
- }
- return i >= 0 ? name.substring(0, i).replace("/", ".") : "";
- }
-}