CertPathHelperImpl.java revision 12745:f068a4ffddd2 
1/*
2 * Copyright (c) 2002, 2009, 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.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package java.security.cert;
27
28import java.util.*;
29
30import sun.security.provider.certpath.CertPathHelper;
31
32import sun.security.x509.GeneralNameInterface;
33
34/**
35 * Helper class that allows the Sun CertPath provider to access
36 * implementation dependent APIs in CertPath framework.
37 *
38 * @author Andreas Sterbenz
39 */
40class CertPathHelperImpl extends CertPathHelper {
41
42    private CertPathHelperImpl() {
43        // empty
44    }
45
46    /**
47     * Initialize the helper framework. This method must be called from
48     * the static initializer of each class that is the target of one of
49     * the methods in this class. This ensures that the helper is initialized
50     * prior to a tunneled call from the Sun provider.
51     */
52    static synchronized void initialize() {
53        if (CertPathHelper.instance == null) {
54            CertPathHelper.instance = new CertPathHelperImpl();
55        }
56    }
57
58    protected void implSetPathToNames(X509CertSelector sel,
59            Set<GeneralNameInterface> names) {
60        sel.setPathToNamesInternal(names);
61    }
62
63    protected void implSetDateAndTime(X509CRLSelector sel, Date date, long skew) {
64        sel.setDateAndTime(date, skew);
65    }
66}
67