1db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block/*
2db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * Copyright (C) 2010 Apple Inc. All rights reserved.
3db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block *
4db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * Redistribution and use in source and binary forms, with or without
5db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * modification, are permitted provided that the following conditions
6db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * are met:
7db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * 1. Redistributions of source code must retain the above copyright
8db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block *    notice, this list of conditions and the following disclaimer.
9db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * 2. Redistributions in binary form must reproduce the above copyright
10db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block *    notice, this list of conditions and the following disclaimer in the
11db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block *    documentation and/or other materials provided with the distribution.
12db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block *
13db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block * THE POSSIBILITY OF SUCH DAMAGE.
24db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block */
25db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block
2665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#ifndef APIClient_h
2765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#define APIClient_h
28dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch
2965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochnamespace WebKit {
30db14019a23d96bc8a444b6576a5da8bd1cfbc8b0Steve Block
3165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochtemplate<typename T> class APIClient {
3265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochpublic:
3365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch    APIClient()
3465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch    {
3565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch        initialize(0);
3665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch    }
3765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch
3865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch    void initialize(const T* client)
3965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch    {
4065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch        if (client && !client->version)
4165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch            m_client = *client;
4265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch        else
4365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch            memset(&m_client, 0, sizeof(m_client));
4465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch    }
4565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch
4665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochprotected:
4765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch    T m_client;
4865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch};
4965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch
5065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} // namespace WebKit
5165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch
5265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#endif // APIClient_h
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