| /* |
| * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @modules java.base/jdk.internal.misc |
| * @library /test/lib .. |
| * @compile p2/c2.java |
| * @build sun.hotspot.WhiteBox |
| * @compile/module=java.base java/lang/reflect/ModuleHelper.java |
| * @run main ClassFileInstaller sun.hotspot.WhiteBox |
| * sun.hotspot.WhiteBox$WhiteBoxPermission |
| * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI JVMGetModuleByPkgName |
| */ |
| |
| import static jdk.test.lib.Asserts.*; |
| import java.lang.ClassLoader; |
| import java.lang.reflect.Module; |
| |
| public class JVMGetModuleByPkgName { |
| |
| public static void main(String args[]) throws Throwable { |
| |
| Module javaBase = ModuleHelper.GetModuleByPackageName(null, "java/lang"); |
| if (!javaBase.getName().equals("java.base")) { |
| throw new RuntimeException( |
| "Failed to get module java.base for package java/lang"); |
| } |
| |
| if (ModuleHelper.GetModuleByPackageName(null, "bad.package.name") != null) { |
| throw new RuntimeException("Failed to get null for bad.package.name"); |
| } |
| |
| ClassLoader systemLoader = ClassLoader.getSystemClassLoader(); |
| if (ModuleHelper.GetModuleByPackageName(systemLoader, "java/lang") != null) { |
| throw new RuntimeException( |
| "Failed to get null for systemClassLoader and java/lang"); |
| } |
| |
| try { |
| ModuleHelper.GetModuleByPackageName(systemLoader, null); |
| throw new RuntimeException( |
| "Failed to throw NullPointerException for null package name"); |
| } catch(NullPointerException e) { |
| // Expected |
| } |
| |
| Module unnamedModule = ModuleHelper.GetModuleByPackageName(systemLoader, ""); |
| if (unnamedModule.isNamed()) { |
| throw new RuntimeException( |
| "Unexpected named module returned for unnamed package"); |
| } |
| |
| p2.c2 obj = new p2.c2(); |
| unnamedModule = ModuleHelper.GetModuleByPackageName(systemLoader, "p2"); |
| if (unnamedModule.isNamed()) { |
| throw new RuntimeException( |
| "Unexpected named module returned for package p2 in unnamed module"); |
| } |
| |
| MyClassLoader cl1 = new MyClassLoader(); |
| Module module1 = (Module)ModuleHelper.ModuleObject("module1", cl1, new String[] { "mypackage" }); |
| assertNotNull(module1, "Module should not be null"); |
| ModuleHelper.DefineModule(module1, "9.0", "module1/here", new String[] { "mypackage" }); |
| if (ModuleHelper.GetModuleByPackageName(cl1, "mypackage") != module1) { |
| throw new RuntimeException("Wrong module returned for cl1 mypackage"); |
| } |
| } |
| |
| static class MyClassLoader extends ClassLoader { } |
| } |