| /* |
| * Copyright (c) 2015, 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 |
| * @bug 8136421 |
| * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64" |
| * @library / /testlibrary /../../test/lib |
| * @compile ../common/CompilerToVMHelper.java |
| * @build compiler.jvmci.compilerToVM.FindUniqueConcreteMethodTest |
| * @run main ClassFileInstaller |
| * jdk.vm.ci.hotspot.CompilerToVMHelper |
| * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockExperimentalVMOptions |
| * -XX:+EnableJVMCI compiler.jvmci.compilerToVM.FindUniqueConcreteMethodTest |
| */ |
| |
| package compiler.jvmci.compilerToVM; |
| |
| import compiler.jvmci.common.testcases.MultipleImplementer1; |
| import compiler.jvmci.common.testcases.SingleImplementer; |
| import compiler.jvmci.common.testcases.SingleSubclass; |
| import compiler.jvmci.common.CTVMUtilities; |
| import compiler.jvmci.common.testcases.SingleImplementerInterface; |
| import java.lang.reflect.Method; |
| import java.util.HashSet; |
| import java.util.Set; |
| import jdk.vm.ci.hotspot.CompilerToVMHelper; |
| import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethodImpl; |
| import jdk.vm.ci.hotspot.HotSpotResolvedObjectTypeImpl; |
| import jdk.test.lib.Asserts; |
| import jdk.test.lib.Utils; |
| |
| public class FindUniqueConcreteMethodTest { |
| public static void main(String args[]) { |
| FindUniqueConcreteMethodTest test = new FindUniqueConcreteMethodTest(); |
| try { |
| for (TestCase tcase : createTestCases()) { |
| test.runTest(tcase); |
| } |
| } catch (NoSuchMethodException e) { |
| throw new Error("TEST BUG: can't find method", e); |
| } |
| } |
| |
| private static Set<TestCase> createTestCases() { |
| Set<TestCase> result = new HashSet<>(); |
| // a public method |
| result.add(new TestCase(true, SingleSubclass.class, |
| SingleSubclass.class, "usualMethod")); |
| // overriden method |
| result.add(new TestCase(true, SingleSubclass.class, |
| SingleSubclass.class, "overridenMethod")); |
| // private method |
| result.add(new TestCase(true, SingleSubclass.class, |
| SingleSubclass.class, "privateMethod")); |
| // protected method |
| result.add(new TestCase(true, SingleSubclass.class, |
| SingleSubclass.class, "protectedMethod")); |
| // default(package-private) method |
| result.add(new TestCase(true, SingleSubclass.class, |
| SingleSubclass.class, "defaultAccessMethod")); |
| // default interface method redefined in implementer |
| result.add(new TestCase(true, MultipleImplementer1.class, |
| MultipleImplementer1.class, "defaultMethod")); |
| // interface method |
| result.add(new TestCase(true, MultipleImplementer1.class, |
| MultipleImplementer1.class, "testMethod")); |
| // default interface method not redefined in implementer |
| result.add(new TestCase(true, SingleImplementer.class, |
| SingleImplementerInterface.class, "defaultMethod")); |
| // static method |
| result.add(new TestCase(false, SingleSubclass.class, |
| SingleSubclass.class, "staticMethod")); |
| return result; |
| } |
| |
| private void runTest(TestCase tcase) throws NoSuchMethodException { |
| System.out.println(tcase); |
| Method method = tcase.holder.getDeclaredMethod(tcase.methodName); |
| HotSpotResolvedJavaMethodImpl testMethod = CTVMUtilities |
| .getResolvedMethod(tcase.reciever, method); |
| HotSpotResolvedObjectTypeImpl resolvedType = CompilerToVMHelper |
| .lookupType(Utils.toJVMTypeSignature(tcase.reciever), getClass(), |
| /* resolve = */ true); |
| HotSpotResolvedJavaMethodImpl concreteMethod = CompilerToVMHelper |
| .findUniqueConcreteMethod(resolvedType, testMethod); |
| Asserts.assertEQ(concreteMethod, tcase.isPositive ? testMethod : null, |
| "Unexpected concrete method for " + tcase.methodName); |
| } |
| |
| private static class TestCase { |
| public final Class<?> reciever; |
| public final Class<?> holder; |
| public final String methodName; |
| public final boolean isPositive; |
| |
| public TestCase(boolean isPositive, Class<?> clazz, Class<?> holder, |
| String methodName) { |
| this.reciever = clazz; |
| this.methodName = methodName; |
| this.isPositive = isPositive; |
| this.holder = holder; |
| } |
| |
| @Override |
| public String toString() { |
| return String.format("CASE: reciever=%s, holder=%s, method=%s," |
| + " isPositive=%s", reciever.getName(), |
| holder.getName(), methodName, isPositive); |
| } |
| } |
| } |