1 /*
   2  * Copyright (c) 2010, 2013, 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.io.FileOutputStream;
  25 import java.io.IOException;
  26 import java.util.Map;
  27 import java.util.jar.JarFile;
  28 import java.util.jar.Pack200;
  29 /*
  30  * @test
  31  * @bug 7007157
  32  * @summary make sure the strip command works on an attribute
  33  * @compile -XDignore.symbol.file Utils.java T7007157.java
  34  * @run main T7007157
  35  * @author ksrini
  36  */
  37 public class T7007157 {
  38 
  39     public static void main(String... args) throws IOException {
  40         File sdkHome = Utils.JavaSDK;
  41         File testJar = new File(new File(sdkHome, "lib"), "tools.jar");
  42         JarFile jarFile = new JarFile(testJar);
  43         File packFile = new File("foo.pack");
  44         Pack200.Packer packer = Pack200.newPacker();
  45         Map<String, String> p = packer.properties();
  46         // Take the time optimization vs. space
  47         p.put(packer.EFFORT, "1");  // CAUTION: do not use 0.
  48         // Make the memory consumption as effective as possible
  49         p.put(packer.SEGMENT_LIMIT, "10000");
  50         // ignore all JAR deflation requests to save time
  51         p.put(packer.DEFLATE_HINT, packer.FALSE);
  52         // save the file ordering of the original JAR
  53         p.put(packer.KEEP_FILE_ORDER, packer.TRUE);
  54         // strip the StackMapTables
  55         p.put(packer.CODE_ATTRIBUTE_PFX + "StackMapTable", packer.STRIP);
  56         FileOutputStream fos = null;
  57         try {
  58             // Write out to a jtreg scratch area
  59             fos = new FileOutputStream(packFile);
  60             // Call the packer
  61             packer.pack(jarFile, fos);
  62         } finally {
  63             Utils.close(fos);
  64             Utils.close(jarFile);
  65         }
  66         Utils.cleanup();
  67     }
  68 }