1/*
2 * Copyright (c) 2016, 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 p3;
25
26import p4.Foo;
27import java.lang.module.ModuleDescriptor;
28import java.lang.reflect.Field;
29
30import static java.lang.module.ModuleDescriptor.Exports.Modifier.*;
31
32/**
33 * Test if m4 is an open module and p4 is package that m3 can access
34 */
35public class Main {
36    public static void main(String... args) throws Exception {
37        Module m4 = Foo.class.getModule();
38        if (!m4.isOpen("p4")) {
39            throw new RuntimeException("m3 can't access p4");
40        }
41
42        // Test if it can access a private field
43        Foo foo = Foo.create("foo");
44
45        Field field = Foo.class.getDeclaredField("name");
46        field.setAccessible(true);
47        String name = (String) field.get(foo);
48        if (!name.equals("foo")) {
49            throw new RuntimeException("unexpected Foo::name value = " + name);
50        }
51
52        checkOpenModule();
53    }
54
55    // check the module descriptor of the open module m4
56    static void checkOpenModule() {
57        ModuleDescriptor md = Foo.class.getModule().getDescriptor();
58        System.out.println(md);
59
60        if (!md.isOpen()) {
61            throw new RuntimeException("m4 is a open module");
62        }
63
64        if (md.packages().size() != 1 || !md.packages().contains("p4")) {
65            throw new RuntimeException("unexpected m4 packages: " + md.packages());
66        }
67
68        if (!md.opens().isEmpty()) {
69            throw new RuntimeException("unexpected m4 opens: " + md.opens());
70        }
71    }
72
73}
74