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/*
* Copyright (c) 2013, 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 8022718
* @summary Runtime accessibility checking: protected class, if extended, should be accessible from another package
*
* @compile -XDignore.symbol.file BogoLoader.java MethodInvoker.java Test.java anotherpkg/MethodSupplierOuter.java
* @run main/othervm Test
*/
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.HashSet;
import jdk.internal.org.objectweb.asm.ClassWriter;
import jdk.internal.org.objectweb.asm.MethodVisitor;
import jdk.internal.org.objectweb.asm.ClassVisitor;
import jdk.internal.org.objectweb.asm.Opcodes;
interface MyFunctionalInterface {
void invokeMethodReference();
}
class MakeProtected implements BogoLoader.VisitorMaker, Opcodes {
final boolean whenVisitInner;
MakeProtected(boolean when_visit_inner) {
super();
whenVisitInner = when_visit_inner;
}
public ClassVisitor make(ClassVisitor cv) {
return new ClassVisitor(Opcodes.ASM5, cv) {
@Override
public void visitInnerClass(String name, String outerName,
String innerName, int access) {
if (whenVisitInner) {
int access_ = (ACC_PROTECTED | access) & ~(ACC_PRIVATE | ACC_PUBLIC);
System.out.println("visitInnerClass: name = " + name
+ ", outerName = " + outerName
+ ", innerName = " + innerName
+ ", access original = 0x" + Integer.toHexString(access)
+ ", access modified to 0x" + Integer.toHexString(access_));
access = access_;
}
super.visitInnerClass(name, outerName, innerName, access);
}
};
}
};
public class Test {
public static void main(String argv[]) throws Exception, Throwable {
BogoLoader.VisitorMaker makeProtectedNop = new MakeProtected(false);
BogoLoader.VisitorMaker makeProtectedMod = new MakeProtected(true);
int errors = 0;
errors += tryModifiedInvocation(makeProtectedNop);
errors += tryModifiedInvocation(makeProtectedMod);
if (errors > 0) {
throw new Error("FAIL; there were errors");
}
}
private static int tryModifiedInvocation(BogoLoader.VisitorMaker makeProtected)
throws Throwable, ClassNotFoundException {
HashMap<String, BogoLoader.VisitorMaker> replace
= new HashMap<String, BogoLoader.VisitorMaker>();
replace.put("anotherpkg.MethodSupplierOuter$MethodSupplier", makeProtected);
HashSet<String> in_bogus = new HashSet<String>();
in_bogus.add("MethodInvoker");
in_bogus.add("MyFunctionalInterface");
in_bogus.add("anotherpkg.MethodSupplierOuter"); // seems to be never loaded
in_bogus.add("anotherpkg.MethodSupplierOuter$MethodSupplier");
BogoLoader bl = new BogoLoader(in_bogus, replace);
try {
Class<?> isw = bl.loadClass("MethodInvoker");
Method meth = isw.getMethod("invoke");
Object result = meth.invoke(null);
} catch (Throwable th) {
System.out.flush();
Thread.sleep(250); // Let Netbeans get its I/O sorted out.
th.printStackTrace();
System.err.flush();
Thread.sleep(250); // Let Netbeans get its I/O sorted out.
return 1;
}
return 0;
}
}
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