1/*
2 * Copyright (C) 2013 Google 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 are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef WebServiceWorkerProvider_h
32#define WebServiceWorkerProvider_h
33
34#include "public/platform/WebCallbacks.h"
35
36namespace blink {
37
38class WebString;
39class WebURL;
40class WebServiceWorker;
41class WebServiceWorkerProviderClient;
42struct WebServiceWorkerError;
43
44// Created on the main thread, and may be passed to another script context
45// thread (e.g. worker thread) later. All methods of this class must be called
46// on the single script context thread.
47class WebServiceWorkerProvider {
48public:
49    // Called when a client wants to start listening to the service worker events. Must be cleared before the client becomes invalid.
50    virtual void setClient(WebServiceWorkerProviderClient*) { }
51
52    // The WebServiceWorker and WebServiceWorkerError ownership are passed to the WebServiceWorkerCallbacks implementation.
53    typedef WebCallbacks<WebServiceWorker, WebServiceWorkerError> WebServiceWorkerCallbacks;
54    virtual void registerServiceWorker(const WebURL& pattern, const WebURL& scriptUrl, WebServiceWorkerCallbacks*) { }
55
56    // Unregisters the ServiceWorker for a given scope. The provider
57    // must always pass null to onSuccess.
58    // FIXME: "unregister" does not provide a WebServiceWorker, revisit this
59    // to clean up the the callback type to not take a WebServiceWorker*.
60    virtual void unregisterServiceWorker(const WebURL& pattern, WebServiceWorkerCallbacks*) { }
61
62    virtual ~WebServiceWorkerProvider() { }
63};
64
65} // namespace blink
66
67#endif
68