1 /*
   2  * Copyright (c) 2017, 2018, 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  * @library /lib/testlibrary /test/lib
  27  * @build Driver Main JarUtils
  28  * @run main Driver
  29  * @summary Test ClassLoader.getResourceXXX to locate resources in an automatic
  30  *          module
  31  */
  32 
  33 import java.lang.module.ModuleFinder;
  34 import java.lang.module.ModuleReference;
  35 import java.nio.file.Files;
  36 import java.nio.file.Path;
  37 import java.nio.file.Paths;
  38 import java.util.jar.Attributes;
  39 import java.util.jar.Manifest;
  40 
  41 import jdk.test.lib.process.ProcessTools;
  42 
  43 /**
  44  * The driver creates a JAR file containing p/Foo.class, p/foo.properties,
  45  * and p/resources/bar.properties. This ensures there are is a resource in
  46  * a module package and a resource that is not in the module package. The
  47  * test is then launched to locate every resource in the JAR file.
  48  */
  49 
  50 public class Driver {
  51 
  52     private static final String TEST_CLASSES = System.getProperty("test.classes");
  53 
  54     public static void main(String[] args) throws Exception {
  55         // create content for JAR file
  56         Path dir = Files.createTempDirectory("classes");
  57         Path p = Files.createDirectory(dir.resolve("p"));
  58         Files.createFile(p.resolve("Foo.class"));
  59         Files.createFile(p.resolve("foo.properties"));
  60         Path resources = Files.createDirectory(p.resolve("resources"));
  61         Files.createFile(resources.resolve("bar.properties"));
  62 
  63         // create the JAR file, including a manifest
  64         Path jarFile = Paths.get("library-1.0.jar");
  65         Manifest man = new Manifest();
  66         Attributes attrs = man.getMainAttributes();
  67         attrs.put(Attributes.Name.MANIFEST_VERSION, "1.0.0");
  68         JarUtils.createJarFile(jarFile, man, dir, p);
  69 
  70         // get the module name
  71         ModuleFinder finder = ModuleFinder.of(jarFile);
  72         ModuleReference mref = finder.findAll().stream().findAny().orElse(null);
  73         if (mref == null)
  74             throw new RuntimeException("Module not found!!!");
  75         String name = mref.descriptor().name();
  76 
  77         // launch the test with the JAR file on the module path
  78         if (ProcessTools.executeTestJava("-p", jarFile.toString(),
  79                                          "--add-modules", name,
  80                                          "-cp", TEST_CLASSES,
  81                                          "Main", name)
  82                 .outputTo(System.out)
  83                 .errorTo(System.out)
  84                 .getExitValue() != 0)
  85             throw new RuntimeException("Test failed - see output");
  86     }
  87 
  88 }