| /* |
| * Copyright (c) 2013, 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 8027789 |
| * @summary check that the direct superclass is used as the site when calling |
| * a superclass' method |
| * @modules jdk.jdeps/com.sun.tools.classfile |
| * @compile Base.java NonDirectSuper.java |
| * @run main test.NonDirectSuper |
| */ |
| |
| package test; |
| |
| import java.io.File; |
| |
| import com.sun.tools.classfile.Attribute; |
| import com.sun.tools.classfile.ClassFile; |
| import com.sun.tools.classfile.Code_attribute; |
| import com.sun.tools.classfile.ConstantPool.CPRefInfo; |
| import com.sun.tools.classfile.Instruction; |
| import com.sun.tools.classfile.Method; |
| import com.sun.tools.classfile.Opcode; |
| |
| public class NonDirectSuper { |
| public static void main(String... args) { |
| new NonDirectSuper().run(); |
| } |
| |
| void run() { |
| String workDir = System.getProperty("test.classes"); |
| File testPackage = new File(workDir, "test"); |
| |
| for (File clazz : testPackage.listFiles()) { |
| if ("NonDirectSuper.class".equals(clazz.getName())) continue; |
| verifyInvokeSpecialRefToObject(clazz); |
| } |
| } |
| |
| void verifyInvokeSpecialRefToObject(File clazz) { |
| try { |
| final ClassFile cf = ClassFile.read(clazz); |
| for (Method m : cf.methods) { |
| Code_attribute codeAttr = (Code_attribute)m.attributes.get(Attribute.Code); |
| for (Instruction instr : codeAttr.getInstructions()) { |
| if (instr.getOpcode() == Opcode.INVOKESPECIAL || |
| instr.getOpcode() == Opcode.INVOKEVIRTUAL) { |
| int pc_index = instr.getShort(1); |
| CPRefInfo ref = (CPRefInfo)cf.constant_pool.get(pc_index); |
| String className = ref.getClassName(); |
| String methodName = ref.getNameAndTypeInfo().getName(); |
| if (methodName.equals("toString")) { |
| if (!className.equals("java/lang/Object")) |
| throw new IllegalStateException("Must directly refer to j.l.Object"); |
| } else if (methodName.startsWith("refTo")) { |
| String expectedClass = methodName.substring("refTo".length()); |
| if (!className.replace("/", "").equals(expectedClass)) { |
| throw new IllegalStateException("Unexpected reference to: " + |
| className + ", should be " + expectedClass); |
| } |
| } |
| } |
| if (instr.getOpcode() == Opcode.GETFIELD || |
| instr.getOpcode() == Opcode.PUTFIELD) { |
| int pc_index = instr.getShort(1); |
| CPRefInfo ref = (CPRefInfo)cf.constant_pool.get(pc_index); |
| String className = ref.getClassName(); |
| String fieldName = ref.getNameAndTypeInfo().getName(); |
| if (fieldName.startsWith("refTo")) { |
| String expectedClass = fieldName.substring("refTo".length()); |
| if (!className.replace("/", "").equals(expectedClass)) { |
| throw new IllegalStateException("Unexpected reference to: " + |
| className + ", should be " + expectedClass); |
| } |
| } |
| } |
| } |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| throw new Error("error reading " + clazz +": " + e); |
| } |
| } |
| } |
| |
| class OtherPackageTest extends base.Base { |
| void run() { |
| new Runnable() { |
| public void run() { |
| OtherPackageTest.super.refTobaseBase(); |
| OtherPackageTest.super.refTobaseBase = OtherPackageTest.super.refTobaseBase + 1; |
| OtherPackageTest.super.toString(); |
| refTotestOtherPackageTest(); |
| refTotestOtherPackageTest = refTotestOtherPackageTest + 1; |
| OtherPackageTest.this.refTotestOtherPackageTest(); |
| OtherPackageTest.this.refTotestOtherPackageTest = |
| OtherPackageTest.this.refTotestOtherPackageTest + 1; |
| } |
| }.run(); |
| super.refTobaseBase(); |
| super.refTobaseBase = super.refTobaseBase + 1; |
| super.toString(); |
| OtherPackageTest.super.refTobaseBase(); |
| OtherPackageTest.super.refTobaseBase = OtherPackageTest.super.refTobaseBase + 1; |
| OtherPackageTest.super.toString(); |
| refTotestOtherPackageTest(); |
| refTotestOtherPackageTest = refTotestOtherPackageTest + 1; |
| } |
| |
| static class InnerBase { |
| private void refTotestOtherPackageTest$InnerBase() { } |
| } |
| static class InnerTest extends InnerBase { |
| void run() { |
| new Runnable() { |
| public void run() { |
| InnerTest.super.refTotestOtherPackageTest$InnerBase(); |
| } |
| }.run(); |
| super.refTotestOtherPackageTest$InnerBase(); |
| InnerTest.super.refTotestOtherPackageTest$InnerBase(); |
| } |
| } |
| } |
| |
| class CurPackagePrivateBase { |
| void refTotestCurPackagePrivateExt() { } |
| void refTotestCurPackagePrivateTest() { } |
| int refTotestCurPackagePrivateExt; |
| int refTotestCurPackagePrivateTest; |
| } |
| |
| class CurPackagePrivateExt extends CurPackagePrivateBase { |
| } |
| |
| class CurPackagePrivateTest extends CurPackagePrivateExt { |
| void run() { |
| new Runnable() { |
| public void run() { |
| CurPackagePrivateTest.super.refTotestCurPackagePrivateExt(); |
| CurPackagePrivateTest.super.refTotestCurPackagePrivateExt = |
| CurPackagePrivateTest.super.refTotestCurPackagePrivateExt + 1; |
| CurPackagePrivateTest.this.refTotestCurPackagePrivateTest(); |
| CurPackagePrivateTest.this.refTotestCurPackagePrivateTest = |
| CurPackagePrivateTest.this.refTotestCurPackagePrivateTest + 1; |
| refTotestCurPackagePrivateTest(); |
| refTotestCurPackagePrivateTest = refTotestCurPackagePrivateTest + 1; |
| } |
| }.run(); |
| super.refTotestCurPackagePrivateExt(); |
| super.refTotestCurPackagePrivateExt = super.refTotestCurPackagePrivateExt + 1; |
| CurPackagePrivateTest.super.refTotestCurPackagePrivateExt(); |
| CurPackagePrivateTest.super.refTotestCurPackagePrivateExt = |
| CurPackagePrivateTest.super.refTotestCurPackagePrivateExt + 1; |
| refTotestCurPackagePrivateTest(); |
| refTotestCurPackagePrivateTest = refTotestCurPackagePrivateTest + 1; |
| } |
| } |