1/*
2 * Copyright (c) 2011, 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
24/**
25 * @test
26 * @bug 8003280
27 * @summary Add lambda tests
28 *   Test instance method reference
29 * @compile MethodRef2.java
30 * @run main MethodRef2
31 */
32
33public class MethodRef2 {
34
35    static interface A {String m();}
36
37    static interface B {String m(int i);}
38
39    private static void assertTrue(boolean cond) {
40        if (!cond)
41            throw new AssertionError();
42    }
43
44    String moo() {
45        return "moo";
46    }
47
48    String wahoo() {
49        return "wahoo";
50    }
51
52    String wahoo(int x) {
53        return "wahoo " + x;
54    }
55
56    public static void main(String[] args) {
57
58        MethodRef2 mr = new MethodRef2();
59
60        A a = mr::moo; //instance reference to moo()
61        assertTrue( a.m().equals("moo") );
62
63        a = new MethodRef2()::wahoo; //instance reference to wahoo()
64        assertTrue( a.m().equals("wahoo") );
65
66        B b = mr::wahoo; //instance reference to wahoo(int)
67        assertTrue( b.m(4).equals("wahoo 4") );
68    }
69}
70