1 /*
   2  * Copyright (c) 2015, 2016, 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 static jdk.testlibrary.ProcessTools.executeTestJava;
  33 
  34 import org.testng.annotations.BeforeTest;
  35 import org.testng.annotations.Test;
  36 import static org.testng.Assert.*;
  37 
  38 /**
  39  * @test
  40  * @library /lib/testlibrary
  41  * @modules jdk.compiler
  42  * @build ProxyClassAccessTest q.NP CompilerUtils jdk.testlibrary.*
  43  * @run testng ProxyClassAccessTest
  44  * @summary Driver for testing proxy class doesn't have access to
  45  *          types referenced by proxy interfaces
  46  */
  47 
  48 public class ProxyClassAccessTest {
  49 
  50     private static final String TEST_SRC = System.getProperty("test.src");
  51     private static final String TEST_CLASSES = System.getProperty("test.classes");
  52 
  53     private static final Path SRC_DIR = Paths.get(TEST_SRC, "src");
  54     private static final Path MODS_DIR = Paths.get("mods");
  55 
  56     // the names of the modules in this test
  57     private static List<String> modules = Arrays.asList("m1", "m2", "m3", "test");
  58 
  59     /**
  60      * Compiles all modules used by the test
  61      */
  62     @BeforeTest
  63     public void compileAll() throws Exception {
  64         for (String mn : modules) {
  65             Path msrc = SRC_DIR.resolve(mn);
  66             assertTrue(CompilerUtils.compile(msrc, MODS_DIR, "--module-source-path", SRC_DIR.toString()));
  67         }
  68     }
  69 
  70     /**
  71      * Run the modular test
  72      */
  73     @Test
  74     public void runTest() throws Exception {
  75         int exitValue = executeTestJava("--module-path", MODS_DIR.toString(),
  76                                         "-m", "test/jdk.test.ProxyClassAccess")
  77                             .outputTo(System.out)
  78                             .errorTo(System.out)
  79                             .getExitValue();
  80 
  81         assertTrue(exitValue == 0);
  82     }
  83 
  84     /**
  85      * Test unnamed module has no access to other proxy interface
  86      */
  87     @Test
  88     public void testNoReadAccess() throws Exception {
  89         ModuleFinder finder = ModuleFinder.of(MODS_DIR);
  90         ModuleLayer bootLayer = ModuleLayer.boot();
  91         Configuration cf = bootLayer
  92                 .configuration()
  93                 .resolveAndBind(ModuleFinder.of(), finder, modules);
  94         ClassLoader parentLoader = this.getClass().getClassLoader();
  95         ModuleLayer layer = bootLayer.defineModulesWithOneLoader(cf, parentLoader);
  96 
  97         ClassLoader loader = layer.findLoader("m1");
  98         Class<?>[] interfaces = new Class<?>[] {
  99                 Class.forName("p.one.I", false, loader),
 100                 Class.forName("q.NP", false, loader)     // non-public interface in unnamed module
 101         };
 102         checkIAE(loader, interfaces);
 103     }
 104 
 105     private void checkIAE(ClassLoader loader, Class<?>[] interfaces) {
 106         try {
 107             Proxy.getProxyClass(loader, interfaces);
 108             throw new RuntimeException("Expected IllegalArgumentException thrown");
 109         } catch (IllegalArgumentException e) {}
 110 
 111         try {
 112             Proxy.newProxyInstance(loader, interfaces,
 113                 (proxy, m, params) -> { throw new RuntimeException(m.toString()); });
 114             throw new RuntimeException("Expected IllegalArgumentException thrown");
 115         } catch (IllegalArgumentException e) {}
 116     }
 117 
 118 }