1/*
2 * Copyright (C) 2012 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include "DownloadID.h"
29#include <wtf/HashMap.h>
30#include <wtf/Noncopyable.h>
31#include <wtf/RetainPtr.h>
32#include <wtf/WeakPtr.h>
33
34#if PLATFORM(IOS_FAMILY)
35#include <objc/objc.h>
36#endif
37
38namespace WebCore {
39class ResourceRequest;
40}
41
42namespace WebKit {
43
44class DownloadProxy;
45class NetworkProcessProxy;
46class ProcessAssertion;
47class WebProcessPool;
48
49class DownloadProxyMap : public CanMakeWeakPtr<DownloadProxyMap> {
50 WTF_MAKE_FAST_ALLOCATED;
51 WTF_MAKE_NONCOPYABLE(DownloadProxyMap);
52
53public:
54 explicit DownloadProxyMap(NetworkProcessProxy&);
55 ~DownloadProxyMap();
56
57 DownloadProxy& createDownloadProxy(WebProcessPool&, const WebCore::ResourceRequest&);
58 void downloadFinished(DownloadProxy&);
59
60 bool isEmpty() const { return m_downloads.isEmpty(); }
61
62 void invalidate();
63
64 void applicationDidEnterBackground();
65 void applicationWillEnterForeground();
66
67private:
68 void platformCreate();
69 void platformDestroy();
70
71 WeakPtr<NetworkProcessProxy> m_process;
72 HashMap<DownloadID, RefPtr<DownloadProxy>> m_downloads;
73
74 bool m_shouldTakeAssertion { false };
75 std::unique_ptr<ProcessAssertion> m_downloadUIAssertion;
76 std::unique_ptr<ProcessAssertion> m_downloadNetworkingAssertion;
77
78#if PLATFORM(IOS_FAMILY)
79 RetainPtr<id> m_backgroundObserver;
80 RetainPtr<id> m_foregroundObserver;
81#endif
82};
83
84} // namespace WebKit
85