1/*
2 * Copyright (c) 2014, 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
24package p1;
25
26import p2.T3;
27
28import java.lang.invoke.MethodHandle;
29import java.lang.invoke.MethodHandles;
30import java.lang.invoke.MethodHandles.Lookup;
31import java.lang.invoke.MethodType;
32import java.util.concurrent.Callable;
33
34class T1 {
35    protected        void m1() {}
36    protected static void m2() {}
37}
38
39public class T2 extends T1 {
40    public static void main(String[] args) throws Throwable {
41        Lookup LOOKUP = T3.lookup();
42        Class<IllegalAccessException> IAE = IllegalAccessException.class;
43
44        assertFailure(IAE, () -> LOOKUP.findVirtual(T1.class, "m1", MethodType.methodType(void.class)));
45        assertFailure(IAE, () -> LOOKUP.findStatic(T1.class, "m2", MethodType.methodType(void.class)));
46
47        assertSuccess(() -> LOOKUP.findVirtual(T2.class, "m1", MethodType.methodType(void.class)));
48        assertSuccess(() -> LOOKUP.findVirtual(T3.class, "m1", MethodType.methodType(void.class)));
49
50        assertSuccess(() -> LOOKUP.findStatic(T2.class, "m2", MethodType.methodType(void.class)));
51        assertSuccess(() -> LOOKUP.findStatic(T3.class, "m2", MethodType.methodType(void.class)));
52
53        assertFailure(IAE, () -> LOOKUP.unreflect(T1.class.getDeclaredMethod("m1")));
54        assertFailure(IAE, () -> LOOKUP.unreflect(T1.class.getDeclaredMethod("m2")));
55
56        System.out.println("TEST PASSED");
57    }
58
59    public static void assertFailure(Class<? extends Throwable> expectedError, Callable r) {
60        try {
61            r.call();
62        } catch(Throwable e) {
63            if (expectedError.isAssignableFrom(e.getClass())) {
64                return; // expected error
65            } else {
66                throw new Error("Unexpected error type: "+e.getClass()+"; expected type: "+expectedError, e);
67            }
68        }
69        throw new Error("No error");
70    }
71
72    public static void assertSuccess(Callable r) {
73        try {
74            r.call();
75        } catch(Throwable e) {
76            throw new Error("Unexpected error", e);
77        }
78    }
79}
80