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/*
* Copyright (c) 2013, 2020, 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 8026394 8251414
* @summary test interface resolution when clone and finalize are declared abstract within
* an interface and when they are not
* @compile InterfaceObj.jasm
* @run main InterfaceObjectTest
*/
interface IClone extends Cloneable {
void finalize() throws Throwable;
Object clone();
}
interface ICloneExtend extends IClone { }
public class InterfaceObjectTest implements ICloneExtend {
public Object clone() {
System.out.println("In InterfaceObjectTest's clone() method\n");
return null;
}
public void finalize() throws Throwable {
try {
System.out.println("In InterfaceObjectTest's finalize() method\n");
} catch (Throwable t) {
throw new AssertionError(t);
}
}
public static void tryIt(ICloneExtend o1) {
try {
Object o2 = o1.clone();
o1.finalize();
} catch (Throwable t) {
throw new AssertionError(t);
}
}
public static void main(String[] args) throws Exception {
// Test with abstract public clone() and finalize() methods.
InterfaceObjectTest o1 = new InterfaceObjectTest();
tryIt(o1);
// Test with reflection without abstract public clone() and finalize() methods.
Class cls = Class.forName("InterfaceObj");
try {
java.lang.reflect.Method m = cls.getMethod("testFinalize");
m.invoke(cls);
throw new RuntimeException("Failed to throw NoSuchMethodError for finalize()");
} catch (java.lang.reflect.InvocationTargetException e) {
if (!e.getCause().toString().contains("NoSuchMethodError")) {
throw new RuntimeException("wrong ITE: " + e.getCause().toString());
}
}
try {
java.lang.reflect.Method m = cls.getMethod("testClone");
m.invoke(cls);
throw new RuntimeException("Failed to throw NoSuchMethodError for clone()");
} catch (java.lang.reflect.InvocationTargetException e) {
if (!e.getCause().toString().contains("NoSuchMethodError")) {
throw new RuntimeException("wrong ITE: " + e.getCause().toString());
}
}
}
}
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