| /* |
| * 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.jigsaw; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.lang.module.ModuleFinder; |
| import java.lang.module.ModuleReference; |
| import java.nio.file.DirectoryStream; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.Optional; |
| import java.util.Set; |
| |
| import jdk.internal.module.ModuleInfoExtender; |
| |
| /** |
| * Adds the Packages class file attribute to each module-info.class in an |
| * exploded build. |
| */ |
| |
| public class AddPackagesAttribute { |
| |
| public static void main(String[] args) throws IOException { |
| |
| if (args.length != 1) { |
| System.err.println("Usage AddPackagesAttribute exploded-java-home"); |
| System.exit(-1); |
| } |
| |
| String home = args[0]; |
| Path dir = Paths.get(home, "modules"); |
| |
| ModuleFinder finder = ModuleFinder.of(dir); |
| |
| try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir)) { |
| for (Path entry : stream) { |
| Path mi = entry.resolve("module-info.class"); |
| if (Files.isRegularFile(mi)) { |
| String mn = entry.getFileName().toString(); |
| Optional<ModuleReference> omref = finder.find(mn); |
| if (omref.isPresent()) { |
| Set<String> packages = omref.get().descriptor().packages(); |
| addPackagesAttribute(mi, packages); |
| } |
| } |
| } |
| } |
| } |
| |
| static void addPackagesAttribute(Path mi, Set<String> packages) throws IOException { |
| byte[] bytes; |
| try (InputStream in = Files.newInputStream(mi)) { |
| ModuleInfoExtender extender = ModuleInfoExtender.newExtender(in); |
| extender.packages(packages); |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| extender.write(baos); |
| bytes = baos.toByteArray(); |
| } |
| |
| Files.write(mi, bytes); |
| } |
| |
| } |