1 /* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 import java.io.File; 24 import java.net.URI; 25 import java.nio.file.FileSystem; 26 import java.nio.file.FileSystemNotFoundException; 27 import java.nio.file.FileSystems; 28 import java.nio.file.Files; 29 import java.nio.file.Path; 30 import java.nio.file.ProviderNotFoundException; 31 import java.util.ArrayList; 32 import java.util.Arrays; 33 import java.util.Collections; 34 import java.util.List; 35 import java.util.function.Consumer; 36 import java.util.stream.Stream; 37 38 import tests.Helper; 39 import tests.JImageGenerator; 40 import tests.JImageValidator; 41 42 import static java.nio.file.StandardCopyOption.REPLACE_EXISTING; 43 44 /* 45 * jimage testing. 46 * @test 47 * @summary Test jimage tool 48 * @library ../lib 49 * @modules java.base/jdk.internal.jimage 50 * jdk.jdeps/com.sun.tools.classfile 51 * jdk.jlink/jdk.tools.jmod 52 * jdk.jlink/jdk.tools.jlink 53 * jdk.jlink/jdk.tools.jimage 54 * jdk.jlink/jdk.tools.jlink.internal 55 * @run build JImageTest 56 * @run build tests.* 57 * @run main/othervm -verbose:gc -Xmx1g JImageTest 58 */ 59 public class JImageTest { 60 61 public static void main(String[] args) throws Exception { 62 List<String> bootClasses = new ArrayList<>(); 63 64 FileSystem fs; 65 try { 66 fs = FileSystems.getFileSystem(URI.create("jrt:/")); 67 } catch (ProviderNotFoundException | FileSystemNotFoundException e) { 68 System.out.println("Not an image build, test skipped."); 69 return; 70 } 71 72 // Build the set of locations expected in the Image 73 Consumer<Path> c = (p) -> { 74 // take only the .class resources. 75 if (Files.isRegularFile(p) && p.toString().endsWith(".class") 76 && !p.toString().endsWith("module-info.class")) { 77 String loc = p.toString().substring("/modules".length()); 78 bootClasses.add(loc); 79 } 80 }; 81 82 Path javabase = fs.getPath("/modules/java.base"); 83 Path mgtbase = fs.getPath("/modules/java.management"); 84 try (Stream<Path> stream = Files.walk(javabase)) { 85 stream.forEach(c); 86 } 87 try (Stream<Path> stream = Files.walk(mgtbase)) { 88 stream.forEach(c); 89 } 90 91 if (bootClasses.isEmpty()) { 92 throw new RuntimeException("No boot class to check against"); 93 } 94 95 File jdkHome = new File(System.getProperty("test.jdk")); 96 // JPRT not yet ready for jmods 97 Helper helper = Helper.newHelper(); 98 if (helper == null) { 99 System.err.println("Test not run, NO jmods directory"); 100 return; 101 } 102 103 // Generate the sample image 104 String module = "mod1"; 105 String[] classes = {module + ".Main"}; 106 helper.generateDefaultJModule(module, Arrays.asList(classes), "java.management"); 107 108 Path image = helper.generateDefaultImage(module).assertSuccess(); 109 String imgName = "bootmodules.jimage"; 110 Path extractedDir = JImageGenerator.getJImageTask() 111 .dir(helper.createNewExtractedDir(imgName)) 112 .image(image.resolve("lib").resolve("modules").resolve(imgName)) 113 .extract().assertSuccess(); 114 115 Path recreatedImage = JImageGenerator.getJImageTask() 116 .dir(extractedDir) 117 .image(helper.createNewRecreatedDir(extractedDir.getFileName().toString())) 118 .recreate().assertSuccess(); 119 JImageValidator.validate(recreatedImage.toFile(), bootClasses, Collections.emptyList()); 120 121 // Check replacing the boot image by recreated one 122 Path destFile = image.resolve("lib").resolve("modules").resolve(imgName); 123 Files.copy(recreatedImage, destFile, REPLACE_EXISTING); 124 JImageValidator validator = new JImageValidator(module, Collections.emptyList(), 125 image.toFile(), Collections.emptyList(), Collections.emptyList()); 126 validator.validate(); 127 128 Path recreatedImage2 = JImageGenerator.getJImageTask() 129 .dir(extractedDir) 130 .option("--compress-resources") 131 .option("on") 132 .image(helper.createNewRecreatedDir(extractedDir.getFileName().toString())) 133 .recreate().assertSuccess(); 134 JImageValidator.validate(recreatedImage2.toFile(), bootClasses, Collections.emptyList()); 135 136 Path recreatedImage3 = JImageGenerator.getJImageTask() 137 .dir(extractedDir) 138 .option("--strip-java-debug") 139 .option("on") 140 .image(helper.createNewRecreatedDir(extractedDir.getFileName().toString())) 141 .recreate().assertSuccess(); 142 JImageValidator.validate(recreatedImage3.toFile(), bootClasses, Collections.emptyList()); 143 144 Path recreatedImage4 = JImageGenerator.getJImageTask() 145 .dir(extractedDir) 146 .option("--exclude-resources") 147 .option("*.jcov, */META-INF/*") 148 .image(helper.createNewRecreatedDir(extractedDir.getFileName().toString())) 149 .recreate().assertSuccess(); 150 List<String> unexpectedPaths = new ArrayList<>(); 151 unexpectedPaths.add(".jcov"); 152 unexpectedPaths.add("/META-INF/"); 153 JImageValidator.validate(recreatedImage4.toFile(), bootClasses, unexpectedPaths); 154 155 Path recreatedImage5 = JImageGenerator.getJImageTask() 156 .dir(extractedDir) 157 .option("--compress-resources") 158 .option("on") 159 .option("--strip-java-debug") 160 .option("on") 161 .option("--exclude-resources") 162 .option("*.jcov, */META-INF/*") 163 .image(helper.createNewRecreatedDir(extractedDir.getFileName().toString())) 164 .recreate().assertSuccess(); 165 JImageValidator.validate(recreatedImage5.toFile(), bootClasses, unexpectedPaths); 166 } 167 }