1 /*
   2  * Copyright (c) 2015, 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 import java.lang.module.Configuration;
  25 import java.lang.module.ModuleFinder;
  26 import java.lang.reflect.Proxy;
  27 import java.nio.file.Path;
  28 import java.nio.file.Paths;
  29 import java.util.Arrays;
  30 import java.util.List;
  31 
  32 import jdk.test.lib.compiler.CompilerUtils;
  33 import static jdk.test.lib.process.ProcessTools.executeTestJava;
  34 
  35 import org.testng.annotations.BeforeTest;
  36 import org.testng.annotations.Test;
  37 import static org.testng.Assert.*;
  38 
  39 /**
  40  * @test
  41  * @library /test/lib
  42  * @modules jdk.compiler
  43  * @build ProxyClassAccessTest q.NP
  44  *        jdk.test.lib.compiler.CompilerUtils
  45  * @run testng ProxyClassAccessTest
  46  * @summary Driver for testing proxy class doesn't have access to
  47  *          types referenced by proxy interfaces
  48  */
  49 
  50 public class ProxyClassAccessTest {
  51 
  52     private static final String TEST_SRC = System.getProperty("test.src");
  53     private static final String TEST_CLASSES = System.getProperty("test.classes");
  54 
  55     private static final Path SRC_DIR = Paths.get(TEST_SRC, "src");
  56     private static final Path MODS_DIR = Paths.get("mods");
  57 
  58     // the names of the modules in this test
  59     private static List<String> modules = Arrays.asList("m1", "m2", "m3", "test");
  60 
  61     /**
  62      * Compiles all modules used by the test
  63      */
  64     @BeforeTest
  65     public void compileAll() throws Exception {
  66         for (String mn : modules) {
  67             Path msrc = SRC_DIR.resolve(mn);
  68             assertTrue(CompilerUtils.compile(msrc, MODS_DIR, "--module-source-path", SRC_DIR.toString()));
  69         }
  70     }
  71 
  72     /**
  73      * Run the modular test
  74      */
  75     @Test
  76     public void runTest() throws Exception {
  77         int exitValue = executeTestJava("--module-path", MODS_DIR.toString(),
  78                                         "-m", "test/jdk.test.ProxyClassAccess")
  79                             .outputTo(System.out)
  80                             .errorTo(System.out)
  81                             .getExitValue();
  82 
  83         assertTrue(exitValue == 0);
  84     }
  85 
  86     /**
  87      * Test unnamed module has no access to other proxy interface
  88      */
  89     @Test
  90     public void testNoReadAccess() throws Exception {
  91         ModuleFinder finder = ModuleFinder.of(MODS_DIR);
  92         ModuleLayer bootLayer = ModuleLayer.boot();
  93         Configuration cf = bootLayer
  94                 .configuration()
  95                 .resolveAndBind(ModuleFinder.of(), finder, modules);
  96         ClassLoader parentLoader = this.getClass().getClassLoader();
  97         ModuleLayer layer = bootLayer.defineModulesWithOneLoader(cf, parentLoader);
  98 
  99         ClassLoader loader = layer.findLoader("m1");
 100         Class<?>[] interfaces = new Class<?>[] {
 101                 Class.forName("p.one.I", false, loader),
 102                 Class.forName("q.NP", false, loader)     // non-public interface in unnamed module
 103         };
 104         checkIAE(loader, interfaces);
 105     }
 106 
 107     private void checkIAE(ClassLoader loader, Class<?>[] interfaces) {
 108         try {
 109             Proxy.getProxyClass(loader, interfaces);
 110             throw new RuntimeException("Expected IllegalArgumentException thrown");
 111         } catch (IllegalArgumentException e) {}
 112 
 113         try {
 114             Proxy.newProxyInstance(loader, interfaces,
 115                 (proxy, m, params) -> { throw new RuntimeException(m.toString()); });
 116             throw new RuntimeException("Expected IllegalArgumentException thrown");
 117         } catch (IllegalArgumentException e) {}
 118     }
 119 
 120 }