1/*
2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24import java.lang.invoke.MethodHandle;
25import java.lang.invoke.MethodHandleHelper;
26import java.lang.invoke.MethodType;
27
28/* @test
29 * @summary Assertion in LambdaFormEditor.bindArgumentType is too strong
30 *
31 * @compile/module=java.base java/lang/invoke/MethodHandleHelper.java
32 * @run main/othervm -esa CustomizedLambdaFormTest
33 */
34
35public class CustomizedLambdaFormTest {
36
37    static void testExtendCustomizedBMH() throws Exception {
38        // Construct BMH
39        MethodHandle mh = MethodHandleHelper.IMPL_LOOKUP.findVirtual(String.class, "concat",
40                MethodType.methodType(String.class, String.class))
41                .bindTo("a");
42        MethodHandleHelper.customize(mh);
43        mh.bindTo("b"); // Try to extend customized BMH
44    }
45
46    public static void main(String[] args) throws Throwable {
47        testExtendCustomizedBMH();
48    }
49}
50