1/* 2 * Copyright (c) 2015, 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 24package p2.test; 25 26public class Main { 27 public static void main(String... args) throws Exception { 28 ModuleLayer boot = ModuleLayer.boot(); 29 Module m1 = boot.findModule("m1").get(); 30 Module m2 = Main.class.getModule(); 31 32 // find exported and non-exported class from a named module 33 findClass(m1, "p1.A"); 34 findClass(m1, "p1.internal.B"); 35 findClass(m2, "p2.C"); 36 37 // find class from unnamed module 38 ClassLoader loader = m2.getClassLoader(); 39 findClass(loader.getUnnamedModule(), "TestDriver"); 40 41 try { 42 Class<?> c = findClass(m1, "p1.internal.B"); 43 c.newInstance(); 44 throw new RuntimeException(c.getName() + " should not be exported to m2"); 45 } catch (IllegalAccessException e) {} 46 } 47 48 static Class<?> findClass(Module module, String cn) { 49 Class<?> c = Class.forName(module, cn); 50 if (c == null) { 51 throw new RuntimeException(cn + " not found in " + module); 52 } 53 if (c.getModule() != module) { 54 throw new RuntimeException(c.getModule() + " != " + module); 55 } 56 return c; 57 } 58} 59