119 lines
4.5 KiB
Java
119 lines
4.5 KiB
Java
/*
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* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8022718
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* @summary Runtime accessibility checking: protected class, if extended, should be accessible from another package
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* @modules java.base/jdk.internal.org.objectweb.asm
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* @compile -XDignore.symbol.file BogoLoader.java MethodInvoker.java Test.java anotherpkg/MethodSupplierOuter.java
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* @run main/othervm Test
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*/
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.HashMap;
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import java.util.HashSet;
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import jdk.internal.org.objectweb.asm.ClassWriter;
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import jdk.internal.org.objectweb.asm.MethodVisitor;
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import jdk.internal.org.objectweb.asm.ClassVisitor;
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import jdk.internal.org.objectweb.asm.Opcodes;
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interface MyFunctionalInterface {
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void invokeMethodReference();
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}
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class MakeProtected implements BogoLoader.VisitorMaker, Opcodes {
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final boolean whenVisitInner;
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MakeProtected(boolean when_visit_inner) {
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super();
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whenVisitInner = when_visit_inner;
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}
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public ClassVisitor make(ClassVisitor cv) {
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return new ClassVisitor(Opcodes.ASM5, cv) {
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@Override
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public void visitInnerClass(String name, String outerName,
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String innerName, int access) {
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if (whenVisitInner) {
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int access_ = (ACC_PROTECTED | access) & ~(ACC_PRIVATE | ACC_PUBLIC);
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System.out.println("visitInnerClass: name = " + name
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+ ", outerName = " + outerName
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+ ", innerName = " + innerName
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+ ", access original = 0x" + Integer.toHexString(access)
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+ ", access modified to 0x" + Integer.toHexString(access_));
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access = access_;
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}
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super.visitInnerClass(name, outerName, innerName, access);
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}
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};
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}
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};
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public class Test {
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public static void main(String argv[]) throws Exception, Throwable {
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BogoLoader.VisitorMaker makeProtectedNop = new MakeProtected(false);
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BogoLoader.VisitorMaker makeProtectedMod = new MakeProtected(true);
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int errors = 0;
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errors += tryModifiedInvocation(makeProtectedNop);
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errors += tryModifiedInvocation(makeProtectedMod);
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if (errors > 0) {
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throw new Error("FAIL; there were errors");
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}
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}
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private static int tryModifiedInvocation(BogoLoader.VisitorMaker makeProtected)
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throws Throwable, ClassNotFoundException {
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HashMap<String, BogoLoader.VisitorMaker> replace
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= new HashMap<String, BogoLoader.VisitorMaker>();
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replace.put("anotherpkg.MethodSupplierOuter$MethodSupplier", makeProtected);
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HashSet<String> in_bogus = new HashSet<String>();
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in_bogus.add("MethodInvoker");
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in_bogus.add("MyFunctionalInterface");
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in_bogus.add("anotherpkg.MethodSupplierOuter"); // seems to be never loaded
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in_bogus.add("anotherpkg.MethodSupplierOuter$MethodSupplier");
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BogoLoader bl = new BogoLoader(in_bogus, replace);
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try {
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Class<?> isw = bl.loadClass("MethodInvoker");
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Method meth = isw.getMethod("invoke");
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Object result = meth.invoke(null);
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} catch (Throwable th) {
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System.out.flush();
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Thread.sleep(250); // Let Netbeans get its I/O sorted out.
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th.printStackTrace();
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System.err.flush();
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Thread.sleep(250); // Let Netbeans get its I/O sorted out.
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return 1;
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}
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return 0;
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}
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}
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