1 /*
   2  * Copyright (c) 2003, 2009, 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 
  24 /*
  25  * @test
  26  * @bug 4408526 6854795
  27  * @summary Index the non-meta files in META-INF, such as META-INF/services.
  28  */
  29 
  30 import java.io.*;
  31 import java.util.Arrays;
  32 import java.util.jar.*;
  33 import sun.tools.jar.Main;
  34 import java.util.zip.ZipFile;
  35 
  36 public class MetaInf {
  37 
  38     static String jarName = "a.jar";
  39     static String INDEX = "META-INF/INDEX.LIST";
  40     static String SERVICES = "META-INF/services";
  41     static String contents =
  42         System.getProperty("test.src") + File.separatorChar + "jarcontents";
  43 
  44     static void run(String ... args) {
  45         if (! new Main(System.out, System.err, "jar").run(args))
  46             throw new Error("jar failed: args=" + Arrays.toString(args));
  47     }
  48 
  49     static void copy(File from, File to) throws IOException {
  50         FileInputStream in = new FileInputStream(from);
  51         FileOutputStream out = new FileOutputStream(to);
  52         try {
  53             byte[] buf = new byte[8192];
  54             int n;
  55             while ((n = in.read(buf)) != -1)
  56                 out.write(buf, 0, n);
  57         } finally {
  58             in.close();
  59             out.close();
  60         }
  61     }
  62 
  63     static boolean contains(File jarFile, String entryName)
  64         throws IOException {
  65         ZipFile zf = new ZipFile(jarFile);
  66         if ( zf != null ) {
  67             boolean result = zf.getEntry(entryName) != null;
  68             zf.close();
  69             return result;
  70         }
  71         return false;
  72     }
  73 
  74     static void checkContains(File jarFile, String entryName)
  75         throws IOException {
  76         if (! contains(jarFile, entryName))
  77             throw new Error(String.format("expected jar %s to contain %s",
  78                                           jarFile, entryName));
  79     }
  80 
  81     static void testIndex(String jarName) throws IOException {
  82         System.err.printf("jarName=%s%n", jarName);
  83 
  84         File jar = new File(jarName);
  85 
  86         // Create a jar to be indexed.
  87         run("cf", jarName, "-C", contents, SERVICES);
  88 
  89         for (int i = 0; i < 2; i++) {
  90             run("i", jarName);
  91             checkContains(jar, INDEX);
  92             checkContains(jar, SERVICES);
  93         }
  94 
  95         JarFile f = new JarFile(jarName);
  96         BufferedReader index =
  97             new BufferedReader(
  98                     new InputStreamReader(
  99                             f.getInputStream(f.getJarEntry(INDEX))));
 100         String line;
 101         while ((line = index.readLine()) != null) {
 102             if (line.equals(SERVICES)) {
 103                 index.close();
 104                 f.close();
 105                 return;
 106             }
 107         }
 108         index.close();
 109         f.close();
 110         throw new Error(SERVICES + " not indexed.");
 111     }
 112 
 113     public static void main(String[] args) throws IOException {
 114         testIndex("a.jar");             // a path with parent == null
 115         testIndex("./a.zip");           // a path with parent != null
 116 
 117         // Try indexing a jar in the default temp directory.
 118         File tmpFile = File.createTempFile("MetaInf", null, null);
 119         try {
 120             testIndex(tmpFile.getPath());
 121         } finally {
 122             tmpFile.delete();
 123         }
 124     }
 125 }