1 /*
   2  * Copyright (c) 2016, 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 8164705
  27  * @library /lib/testlibrary /test/lib
  28  * @modules java.base/jdk.internal.misc
  29  *          jdk.compiler
  30  * @run main ReadFileOnPath
  31  * @summary Still able to read file on the same path
  32  */
  33 
  34 import jdk.test.lib.process.ProcessTools;
  35 import jdk.test.lib.compiler.CompilerUtils;
  36 
  37 import java.nio.file.Files;
  38 import java.nio.file.Path;
  39 import java.nio.file.Paths;
  40 import java.util.ArrayList;
  41 import java.util.Arrays;
  42 import java.util.List;
  43 
  44 public class ReadFileOnPath {
  45 
  46     private static final Path SRC_DIR    = Paths.get(System.getProperty("test.src"));
  47     private static final Path HERE_DIR   = Paths.get(".");
  48     private static final Path MODS_DIR   = Paths.get("modules");
  49 
  50     public static void main(String args[]) throws Exception {
  51         CompilerUtils.compile(SRC_DIR.resolve("m"), MODS_DIR.resolve("m"));
  52         Files.write(MODS_DIR.resolve("m/base"), "base".getBytes());
  53         Files.write(MODS_DIR.resolve("m/p/child"), "child".getBytes());
  54         JarUtils.createJarFile(HERE_DIR.resolve("old.jar"),
  55                 MODS_DIR.resolve("m"),
  56                 "base", "p/App.class", "p/child");
  57         JarUtils.createJarFile(HERE_DIR.resolve("new.jar"),
  58                 MODS_DIR.resolve("m"),
  59                 "module-info.class", "base", "p/App.class", "p/child");
  60 
  61         // exploded module
  62         test("--module-path", "modules", "-m", "m/p.App", "SS++++0");
  63 
  64         // module in jar
  65         test("--module-path", "new.jar", "-m", "m/p.App", "SSSS++0");
  66 
  67         // exploded classpath
  68         test("-cp", "modules/m", "p.App", "SS+++++");
  69 
  70         // classpath in jar
  71         test("-cp", "old.jar", "p.App", "SSSS++0");
  72     }
  73 
  74     static void test(String... args) throws Exception {
  75         List<String> cmds = new ArrayList<>();
  76         cmds.add("-Djava.security.manager");
  77         cmds.addAll(Arrays.asList(args));
  78         cmds.addAll(List.of(
  79                 "x", "modules/m", "modules/m/base", "modules/m/p/child",
  80                 "-", "child", "/base", "../base"));
  81         ProcessTools.executeTestJvm(cmds.toArray(new String[cmds.size()]))
  82                 .shouldHaveExitValue(0);
  83     }
  84 }