| /* |
| * Copyright (c) 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. |
| * |
| * 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. |
| */ |
| |
| import jdk.internal.module.ModuleInfoWriter; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.lang.module.ModuleDescriptor; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.jar.JarEntry; |
| import java.util.jar.JarOutputStream; |
| import java.util.stream.Stream; |
| |
| /* |
| * Launches a new Java process with a main class packed inside a module. |
| */ |
| |
| public class TestProcessModuleLauncher extends TestProcessLauncher { |
| |
| private static final Path TEST_MODULES = USER_DIR.resolve("testmodules"); |
| private static final String MODULE_NAME = "module1"; |
| |
| public TestProcessModuleLauncher(String className) { |
| super(className); |
| } |
| |
| protected String prepareLaunch(String javaExec, String pipePort) { |
| try { |
| prepareModule(); |
| return javaExec + " --module-path " + TEST_MODULES.toFile().getAbsolutePath() + |
| " -m " + MODULE_NAME + "/" + className + " -pipe.port=" + pipePort; |
| } catch (IOException e) { |
| throw new RuntimeException("Failed to prepare a jar file", e); |
| } |
| } |
| |
| private void prepareModule() throws IOException { |
| TEST_MODULES.toFile().mkdirs(); |
| Path moduleJar = TEST_MODULES.resolve("mod1.jar"); |
| ModuleDescriptor md = createModuleDescriptor(); |
| createModuleJarFile(moduleJar, md, TEST_CLASSES_DIR, Paths.get(".")); |
| } |
| |
| private ModuleDescriptor createModuleDescriptor() { |
| ModuleDescriptor.Builder builder |
| = ModuleDescriptor.newModule(MODULE_NAME).requires("java.base"); |
| return builder.build(); |
| } |
| |
| private static void createModuleJarFile(Path jarfile, ModuleDescriptor md, Path dir, Path... files) |
| throws IOException { |
| |
| Path parent = jarfile.getParent(); |
| if (parent != null) { |
| Files.createDirectories(parent); |
| } |
| |
| List<Path> entries = findAllRegularFiles(dir, files); |
| |
| try (OutputStream out = Files.newOutputStream(jarfile); |
| JarOutputStream jos = new JarOutputStream(out)) { |
| if (md != null) { |
| JarEntry je = new JarEntry("module-info.class"); |
| jos.putNextEntry(je); |
| ModuleInfoWriter.write(md, jos); |
| jos.closeEntry(); |
| } |
| |
| for (Path entry : entries) { |
| String name = toJarEntryName(entry); |
| jos.putNextEntry(new JarEntry(name)); |
| Files.copy(dir.resolve(entry), jos); |
| jos.closeEntry(); |
| } |
| } |
| } |
| |
| private static String toJarEntryName(Path file) { |
| Path normalized = file.normalize(); |
| return normalized.subpath(0, normalized.getNameCount()) |
| .toString() |
| .replace(File.separatorChar, '/'); |
| } |
| |
| private static List<Path> findAllRegularFiles(Path dir, Path[] files) throws IOException { |
| List<Path> entries = new ArrayList<>(); |
| for (Path file : files) { |
| try (Stream<Path> stream = Files.find(dir.resolve(file), Integer.MAX_VALUE, |
| (p, attrs) -> attrs.isRegularFile() && !p.getParent().equals(dir.resolve(".")))) { |
| stream.map(dir::relativize) |
| .forEach(entries::add); |
| } |
| } |
| return entries; |
| } |
| |
| public String getModuleName() { |
| return MODULE_NAME; |
| } |
| } |