1/*
2 * Copyright (c) 2003, 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 4963416 7054918
27 * @library ../../testlibrary
28 * @summary make sure removeProvider() always works correctly
29 * @author Andreas Sterbenz
30 */
31
32import java.util.*;
33
34import java.security.*;
35
36public class RemoveProviders {
37
38    public static void main(String[] args) throws Exception {
39        ProvidersSnapshot snapshot = ProvidersSnapshot.create();
40        try {
41            main0(args);
42        } finally {
43            snapshot.restore();
44        }
45    }
46
47    public static void main0(String[] args) throws Exception {
48        Provider[] providers = Security.getProviders();
49        System.out.println("Providers: " + Arrays.asList(providers));
50
51        // remove each provider and add it back in at the end of the list
52        for (int i = 0; i < providers.length; i++) {
53            Provider p = providers[i];
54            String name = p.getName();
55            Security.removeProvider(name);
56            if (Security.getProvider(name) != null) {
57                throw new Exception("Provider not removed: " + name);
58            }
59            Security.addProvider(p);
60        }
61        if (Arrays.equals(providers, Security.getProviders()) == false) {
62            throw new Exception("Provider mismatch: " + Arrays.asList(Security.getProviders()));
63        }
64
65        // remove non-existing provider
66        Security.removeProvider("foo");
67        if (Arrays.equals(providers, Security.getProviders()) == false) {
68            throw new Exception("Provider mismatch: " + Arrays.asList(Security.getProviders()));
69        }
70
71        // remove from the middle of the list
72        Security.removeProvider("SunJCE");
73        if (Security.getProvider("SunJCE") != null) {
74            throw new Exception("not removed");
75        }
76
77        System.out.println("Done.");
78    }
79
80}
81