1/* 2 * Copyright (c) 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/** 25 * @test 26 * @modules java.base/jdk.internal.misc 27 * java.desktop 28 * @run main/othervm --add-exports=java.desktop/sun.awt=java.base AddExportsTest 29 * @run main/othervm --add-exports=java.desktop/sun.awt=ALL-UNNAMED AddExportsTest 30 * @summary Test Module isExported methods with exports changed by -AddExportsTest 31 */ 32 33import java.util.Optional; 34import java.util.stream.Stream; 35 36import jdk.internal.misc.VM; 37 38public class AddExportsTest { 39 /* 40 * jtreg sets -Dtest.modules system property to the internal APIs 41 * specified at @modules tag. The test will exclude --add-exports set 42 * for @modules. 43 */ 44 private static final String TEST_MODULES = System.getProperty("test.modules"); 45 46 public static void main(String[] args) { 47 48 Optional<String> oaddExports = Stream.of(VM.getRuntimeArguments()) 49 .filter(arg -> arg.startsWith("--add-exports=")) 50 .filter(arg -> !arg.equals("--add-exports=" + TEST_MODULES + "=ALL-UNNAMED")) 51 .map(arg -> arg.substring("--add-exports=".length(), arg.length())) 52 .findFirst(); 53 54 assertTrue(oaddExports.isPresent()); 55 56 ModuleLayer bootLayer = ModuleLayer.boot(); 57 58 Module unnamedModule = AddExportsTest.class.getModule(); 59 assertFalse(unnamedModule.isNamed()); 60 61 for (String expr : oaddExports.get().split(",")) { 62 63 String[] s = expr.split("="); 64 assertTrue(s.length == 2); 65 66 // $MODULE/$PACKAGE 67 String[] moduleAndPackage = s[0].split("/"); 68 assertTrue(moduleAndPackage.length == 2); 69 70 String mn = moduleAndPackage[0]; 71 String pn = moduleAndPackage[1]; 72 73 // source module 74 Module source; 75 Optional<Module> om = bootLayer.findModule(mn); 76 assertTrue(om.isPresent(), mn + " not in boot layer"); 77 source = om.get(); 78 79 // package should not be exported unconditionally 80 assertFalse(source.isExported(pn), 81 pn + " should not be exported unconditionally"); 82 83 // $TARGET 84 String tn = s[1]; 85 if ("ALL-UNNAMED".equals(tn)) { 86 87 // package is exported to all unnamed modules 88 assertTrue(source.isExported(pn, unnamedModule), 89 pn + " should be exported to all unnamed modules"); 90 91 } else { 92 93 om = bootLayer.findModule(tn); 94 assertTrue(om.isPresent()); 95 Module target = om.get(); 96 97 // package should be exported to target module 98 assertTrue(source.isExported(pn, target), 99 pn + " should be exported to " + target); 100 101 // package should not be exported to unnamed modules 102 assertFalse(source.isExported(pn, unnamedModule), 103 pn + " should not be exported to unnamed modules"); 104 105 } 106 107 } 108 } 109 110 static void assertTrue(boolean cond) { 111 if (!cond) throw new RuntimeException(); 112 } 113 114 static void assertTrue(boolean cond, String msg) { 115 if (!cond) throw new RuntimeException(msg); 116 } 117 118 static void assertFalse(boolean cond) { 119 if (cond) throw new RuntimeException(); 120 } 121 122 static void assertFalse(boolean cond, String msg) { 123 if (cond) throw new RuntimeException(msg); 124 } 125 126} 127