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/*
* Copyright (c) 2017, 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 8154587
* @summary Check that a default method named clone() does not get masked by
* java.lang.Object.clone() during resolution.
* @compile DefaultClone.jasm
* @run main DefaultClone
*/
// The below .jasm code implements the following java code:
//
// public class DefaultClone {
//
// interface I1 {
// default Object clone() {
// return "In I1's clone()";
// }
// }
//
//
// interface I2 extends I1 { }
//
//
// static class C implements I2 {
// public Object clone() {
// return "In C's clone()";
// }
// }
//
//
// static Object test(I2 i) { return i.clone(); }
//
// public static void main(String[] args) {
// String s = (String)test(new C());
// if (!s.equals("In C's clone()")) {
// throw new RuntimeException("Wrong clone() called");
// }
// }
// }
interface DefaultClone$I1 version 53:0 {
public Method clone:"()Ljava/lang/Object;" stack 1 locals 1 {
ldc String "In I1\'s clone()";
areturn;
}
static abstract interface InnerClass I1=class DefaultClone$I1 of class DefaultClone;
} // end Class DefaultClone$I1
interface DefaultClone$I2 implements DefaultClone$I1 version 53:0 {
static abstract interface InnerClass I2=class DefaultClone$I2 of class DefaultClone;
static abstract interface InnerClass I1=class DefaultClone$I1 of class DefaultClone;
} // end Class DefaultClone$I2
super class DefaultClone$C implements DefaultClone$I2 version 53:0 {
Method "<init>":"()V" stack 1 locals 1 {
aload_0;
invokespecial Method java/lang/Object."<init>":"()V";
return;
}
public Method clone:"()Ljava/lang/Object;" stack 1 locals 1 {
ldc String "In C\'s clone()";
areturn;
}
static InnerClass C=class DefaultClone$C of class DefaultClone;
static abstract interface InnerClass I2=class DefaultClone$I2 of class DefaultClone;
} // end Class DefaultClone$C
super public class DefaultClone version 53:0 {
public Method "<init>":"()V" stack 1 locals 1 {
aload_0;
invokespecial Method java/lang/Object."<init>":"()V";
return;
}
static Method test:"(LDefaultClone$I2;)Ljava/lang/Object;" stack 1 locals 1 {
aload_0;
invokeinterface InterfaceMethod DefaultClone$I2.clone:"()Ljava/lang/Object;", 1;
areturn;
}
public static Method main:"([Ljava/lang/String;)V" stack 3 locals 2 {
new class DefaultClone$C;
dup;
invokespecial Method DefaultClone$C."<init>":"()V";
invokestatic Method test:"(LDefaultClone$I2;)Ljava/lang/Object;";
checkcast class java/lang/String;
astore_1;
aload_1;
ldc String "In C\'s clone()";
invokevirtual Method java/lang/String.equals:"(Ljava/lang/Object;)Z";
ifne L33;
new class java/lang/RuntimeException;
dup;
ldc String "Wrong clone() called";
invokespecial Method java/lang/RuntimeException."<init>":"(Ljava/lang/String;)V";
athrow;
L33: stack_frame_type append;
locals_map class java/lang/String;
return;
}
static InnerClass C=class DefaultClone$C of class DefaultClone;
static abstract interface InnerClass I2=class DefaultClone$I2 of class DefaultClone;
static abstract interface InnerClass I1=class DefaultClone$I1 of class DefaultClone;
} // end Class DefaultClone
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