1 /*
   2  * Copyright (c) 1999, 2017, 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 4273031
  27  * @summary ClassLoader.getResouce() should be able to
  28  *          find resources with leading "." in their names
  29  * @library /test/lib
  30  * @run main GetDotResource
  31  */
  32 
  33 import java.io.File;
  34 import java.io.FileOutputStream;
  35 import java.io.IOException;
  36 import java.util.jar.JarEntry;
  37 import java.util.jar.JarOutputStream;
  38 
  39 import jdk.test.lib.process.ProcessTools;
  40 
  41 public class GetDotResource {
  42 
  43     private static final String JAR_FILENAME = "resource.jar";
  44     private static final String DOT_FILENAME = ".resource";
  45     private static final String CP = JAR_FILENAME + File.pathSeparator
  46             + System.getProperty("test.class.path");
  47 
  48     public static void main(String[] args) throws Throwable {
  49         if (args.length == 0) {
  50             createJar(JAR_FILENAME, DOT_FILENAME);
  51 
  52             ProcessTools.executeTestJava("-cp", CP,
  53                                          GetDotResource.class.getName(),
  54                                          DOT_FILENAME)
  55                         .outputTo(System.out)
  56                         .errorTo(System.out)
  57                         .shouldHaveExitValue(0);
  58         } else {
  59             runTest(args[0]);
  60         }
  61     }
  62 
  63     public static void runTest(String dotFileName) throws Exception {
  64         if (GetDotResource.class.getClassLoader().
  65             getResourceAsStream(dotFileName) == null) {
  66             throw new Exception("Could not find resource with "
  67                                 + "leading . in their names");
  68         }
  69     }
  70 
  71     public static void createJar(String jarFileName, String dotFileName)
  72             throws IOException {
  73         try (FileOutputStream fos = new FileOutputStream(jarFileName);
  74              JarOutputStream out = new JarOutputStream(fos))
  75         {
  76             out.putNextEntry(new JarEntry(dotFileName));
  77             out.closeEntry();
  78         }
  79     }
  80 }