75 lines
2.5 KiB
Java
75 lines
2.5 KiB
Java
/*
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* Copyright (c) 2013, 2023, 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 8026394 8251414
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* @summary test interface resolution when clone is declared abstract within
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* an interface and when they are not
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* @compile InterfaceObj.jasm
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* @run main InterfaceObjectTest
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*/
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interface IClone extends Cloneable {
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Object clone();
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}
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interface ICloneExtend extends IClone { }
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public class InterfaceObjectTest implements ICloneExtend {
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public Object clone() {
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System.out.println("In InterfaceObjectTest's clone() method\n");
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return null;
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}
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public static void tryIt(ICloneExtend o1) {
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try {
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Object o2 = o1.clone();
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} catch (Throwable t) {
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throw new AssertionError(t);
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}
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}
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public static void main(String[] args) throws Exception {
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// Test with abstract public clone() method.
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InterfaceObjectTest o1 = new InterfaceObjectTest();
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tryIt(o1);
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// Test with reflection without abstract public clone() method.
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Class cls = Class.forName("InterfaceObj");
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try {
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java.lang.reflect.Method m = cls.getMethod("testClone");
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m.invoke(cls);
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throw new RuntimeException("Failed to throw NoSuchMethodError for clone()");
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} catch (java.lang.reflect.InvocationTargetException e) {
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if (!e.getCause().toString().contains("NoSuchMethodError")) {
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throw new RuntimeException("wrong ITE: " + e.getCause().toString());
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}
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}
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}
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}
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