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 24 /* 25 * @test 26 * @summary Ensure that a class defined within a java.base package can not 27 * be located via -Xbootclasspath/a 28 * @library /testlibrary 29 * @modules java.base/jdk.internal.misc 30 * java.management 31 * @run main/othervm XbootcpNoVisibility 32 */ 33 34 import jdk.test.lib.*; 35 36 public class XbootcpNoVisibility { 37 public static void main(String args[]) throws Exception { 38 39 String Vis3_B_src = 40 "package sun.util;" + 41 "public class Vis3_B { public void m() { System.out.println(\"In B's m()\"); } }"; 42 43 ClassFileInstaller.writeClassToDisk("sun/util/Vis3_B", 44 InMemoryJavaCompiler.compile("sun.util.Vis3_B", Vis3_B_src), System.getProperty("test.classes")); 45 46 String Vis3_A_src = 47 "import sun.util.*;" + 48 "public class Vis3_A {" + 49 " public static void main(String args[]) throws Exception {" + 50 // Try loading a class within a named package in a module which has been defined 51 // to the boot loader. In this situation, the class should only be attempted 52 // to be loaded from the boot loader's module path which consists of: 53 // [-Xpatch]; exploded build | "modules" jimage 54 // 55 // Since the class is located on the boot loader's append path via 56 // -Xbootclasspath/a specification, it should not be found. 57 " try {" + 58 " sun.util.Vis3_B b = new sun.util.Vis3_B();" + 59 " } catch (NoClassDefFoundError e) {" + 60 " System.out.println(\"XbootcpNoVisibility PASSED - " + 61 "test should throw exception\\n\");" + 62 " return;" + 63 " }" + 64 " throw new RuntimeException(\"XbootcpNoVisibility FAILED - " + 65 "test should have thrown exception\");" + 66 " }" + 67 "}"; 68 69 ClassFileInstaller.writeClassToDisk("Vis3_A", 70 InMemoryJavaCompiler.compile("Vis3_A", Vis3_A_src), System.getProperty("test.classes")); 71 72 new OutputAnalyzer(ProcessTools.createJavaProcessBuilder( 73 "-Xbootclasspath/a:.", 74 "Vis3_A") 75 .start()).shouldContain("XbootcpNoVisibility PASSED"); 76 } 77 }