| /* |
| * Copyright (c) 2013, 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. |
| */ |
| |
| |
| /* |
| * @test |
| * @run main/timeout=600 TestNormal |
| * @bug 8020802 |
| * @summary Need an ability to create jar files that are invariant to the pack200 packing/unpacking |
| * @author Alexander Zuev |
| */ |
| |
| import java.io.*; |
| import java.util.Collections; |
| import java.util.Properties; |
| import java.util.jar.JarEntry; |
| import java.util.jar.JarFile; |
| |
| public class TestNormal { |
| private static String FS = File.separator; |
| |
| public static void main(String args[]) throws Exception { |
| Properties p = System.getProperties(); |
| String java_home = p.getProperty("test.jdk"); |
| File testJar = new File("test.jar"); |
| Utils.jar("cvf", testJar.getName(), Utils.TEST_CLS_DIR.getAbsolutePath()); |
| |
| File folder = new File("testdir"); |
| if (folder.exists()) { |
| delete(folder); |
| } |
| folder.mkdir(); |
| |
| try { |
| extractJar(new JarFile(testJar), folder); |
| execJavaCommand(java_home, "jar cnf normalized.jar -C testdir ."); |
| execJavaCommand(java_home, "jar cf original.jar -C testdir ."); |
| execJavaCommand(java_home, "pack200 -r repacked.jar original.jar"); |
| compareJars(new JarFile("normalized.jar"), new JarFile("repacked.jar")); |
| } finally { |
| String[] cleanupList = {"testdir", "normalized.jar", "original.jar", "repacked.jar"}; |
| for (String s : cleanupList) { |
| delete(new File(s)); |
| } |
| } |
| } |
| |
| public static void execJavaCommand(String java_home, String cmd) throws Exception { |
| Process proc = Runtime.getRuntime().exec(java_home + FS + "bin" + FS + cmd); |
| String s; |
| BufferedReader stdInput = |
| new BufferedReader(new InputStreamReader(proc.getInputStream())); |
| BufferedReader stdError = |
| new BufferedReader(new InputStreamReader(proc.getErrorStream())); |
| while ((s = stdInput.readLine()) != null) { |
| System.out.println(s); |
| } |
| while ((s = stdError.readLine()) != null) { |
| System.err.println(s); |
| } |
| } |
| |
| public static void compareJars(JarFile jf1, JarFile jf2) throws Exception { |
| try { |
| if (jf1.size() != jf2.size()) { |
| throw new Exception("Jars " + jf1.getName() + " and " + jf2.getName() |
| + " have different number of entries"); |
| } |
| for (JarEntry elem1 : Collections.list(jf1.entries())) { |
| JarEntry elem2 = jf2.getJarEntry(elem1.getName()); |
| if (elem2 == null) { |
| throw new Exception("Element " + elem1.getName() + " is missing from " + jf2.getName()); |
| } |
| if (!elem1.isDirectory() && elem1.getCrc() != elem2.getCrc()) { |
| throw new Exception("The crc of " + elem1.getName() + " is different."); |
| } |
| } |
| } finally { |
| jf1.close(); |
| jf2.close(); |
| } |
| } |
| |
| public static void extractJar(JarFile jf, File where) throws Exception { |
| for (JarEntry file : Collections.list(jf.entries())) { |
| File out = new File(where, file.getName()); |
| if (file.isDirectory()) { |
| out.mkdirs(); |
| continue; |
| } |
| File parent = out.getParentFile(); |
| if (parent != null && !parent.exists()) { |
| parent.mkdirs(); |
| } |
| InputStream is = null; |
| OutputStream os = null; |
| try { |
| is = jf.getInputStream(file); |
| os = new FileOutputStream(out); |
| while (is.available() > 0) { |
| os.write(is.read()); |
| } |
| } finally { |
| if (is != null) { |
| is.close(); |
| } |
| if (os != null) { |
| os.close(); |
| } |
| } |
| } |
| } |
| |
| static void delete(File f) throws IOException { |
| if (!f.exists()) { |
| return; |
| } |
| if (f.isDirectory()) { |
| for (File c : f.listFiles()) { |
| delete(c); |
| } |
| } |
| if (!f.delete()) { |
| throw new FileNotFoundException("Failed to delete file: " + f); |
| } |
| } |
| } |