J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | |
| 25 | import java.util.*; |
| 26 | import java.io.*; |
| 27 | import java.util.jar.*; |
| 28 | import java.util.zip.*; |
| 29 | |
| 30 | /* |
| 31 | * Pack200Test.java |
| 32 | * |
| 33 | * @author ksrini |
| 34 | */ |
| 35 | |
| 36 | /** |
| 37 | * These tests are very rudimentary smoke tests to ensure that the packing |
| 38 | * unpacking process works on a select set of JARs. |
| 39 | */ |
| 40 | public class Pack200Test { |
| 41 | |
| 42 | private static ArrayList <File> jarList = new ArrayList(); |
| 43 | private static final String PACKEXT = ".pack"; |
| 44 | |
| 45 | /** Creates a new instance of Pack200Test */ |
| 46 | private Pack200Test() {} |
| 47 | |
| 48 | private static void doPackUnpack() { |
| 49 | for (File in : jarList) { |
| 50 | Pack200.Packer packer = Pack200.newPacker(); |
| 51 | Map p = packer.properties(); |
| 52 | // Take the time optimization vs. space |
| 53 | p.put(packer.EFFORT, "1"); // CAUTION: do not use 0. |
| 54 | // Make the memory consumption as effective as possible |
| 55 | p.put(packer.SEGMENT_LIMIT,"10000"); |
| 56 | // throw an error if an attribute is unrecognized |
| 57 | p.put(packer.UNKNOWN_ATTRIBUTE, packer.ERROR); |
| 58 | // ignore all JAR deflation requests to save time |
| 59 | p.put(packer.DEFLATE_HINT, packer.FALSE); |
| 60 | // save the file ordering of the original JAR |
| 61 | p.put(packer.KEEP_FILE_ORDER, packer.TRUE); |
| 62 | |
| 63 | try { |
| 64 | JarFile jarFile = new JarFile(in); |
| 65 | |
| 66 | // Write out to a jtreg scratch area |
| 67 | FileOutputStream fos = new FileOutputStream(in.getName() + PACKEXT); |
| 68 | |
| 69 | System.out.print("Packing [" + in.toString() + "]..."); |
| 70 | // Call the packer |
| 71 | packer.pack(jarFile, fos); |
| 72 | jarFile.close(); |
| 73 | fos.close(); |
| 74 | |
| 75 | System.out.print("Unpacking..."); |
| 76 | File f = new File(in.getName() + PACKEXT); |
| 77 | |
| 78 | // Write out to current directory, jtreg will setup a scratch area |
| 79 | JarOutputStream jostream = new JarOutputStream(new FileOutputStream(in.getName())); |
| 80 | |
| 81 | // Unpack the files |
| 82 | Pack200.Unpacker unpacker = Pack200.newUnpacker(); |
| 83 | // Call the unpacker |
| 84 | unpacker.unpack(f, jostream); |
| 85 | // Must explicitly close the output. |
| 86 | jostream.close(); |
| 87 | System.out.print("Testing..."); |
| 88 | // Ok we have unpacked the file, lets test it. |
| 89 | doTest(in); |
| 90 | System.out.println("Done."); |
| 91 | } catch (Exception e) { |
| 92 | System.out.println("ERROR: " + e.getMessage()); |
| 93 | System.exit(1); |
| 94 | } |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | private static ArrayList <String> getZipFileEntryNames(ZipFile z) { |
| 99 | ArrayList <String> out = new ArrayList(); |
| 100 | for (ZipEntry ze : Collections.list(z.entries())) { |
| 101 | out.add(ze.getName()); |
| 102 | } |
| 103 | return out; |
| 104 | } |
| 105 | |
| 106 | private static void doTest(File in) throws Exception { |
| 107 | // make sure all the files in the original jar exists in the other |
| 108 | ArrayList <String> refList = getZipFileEntryNames(new ZipFile(in)); |
| 109 | ArrayList <String> cmpList = getZipFileEntryNames(new ZipFile(in.getName())); |
| 110 | |
| 111 | System.out.print(refList.size() + "/" + cmpList.size() + " entries..."); |
| 112 | |
| 113 | if (refList.size() != cmpList.size()) { |
| 114 | throw new Exception("Missing: files ?, entries don't match"); |
| 115 | } |
| 116 | |
| 117 | for (String ename: refList) { |
| 118 | if (!cmpList.contains(ename)) { |
| 119 | throw new Exception("Does not contain : " + ename); |
| 120 | } |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | private static void doSanity(String[] args) { |
| 125 | for (String s: args) { |
| 126 | File f = new File(s); |
| 127 | if (f.exists()) { |
| 128 | jarList.add(f); |
| 129 | } else { |
| 130 | System.out.println("Warning: The JAR file " + f.toString() + " does not exist,"); |
| 131 | System.out.println(" this test requires a JDK image, this file will be skipped."); |
| 132 | } |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | /** |
| 137 | * @param args the command line arguments |
| 138 | */ |
| 139 | public static void main(String[] args) { |
| 140 | if (args.length < 1) { |
| 141 | System.out.println("Usage: jar1 jar2 jar3 ....."); |
| 142 | System.exit(1); |
| 143 | } |
| 144 | doSanity(args); |
| 145 | doPackUnpack(); |
| 146 | } |
| 147 | } |