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 #include "config.h"
32 #include "DatabaseClient.h"
33
34 #include "core/dom/Document.h"
35 #include "core/workers/WorkerGlobalScope.h"
36
37 namespace WebCore {
38
from(ExecutionContext * context)39 DatabaseClient* DatabaseClient::from(ExecutionContext* context)
40 {
41 if (context->isDocument()) {
42 return static_cast<DatabaseClient*>(Supplement<Page>::from(toDocument(context)->page(), supplementName()));
43 }
44 ASSERT(context->isWorkerGlobalScope());
45 return static_cast<DatabaseClient*>(Supplement<WorkerClients>::from(toWorkerGlobalScope(context)->clients(), supplementName()));
46 }
47
supplementName()48 const char* DatabaseClient::supplementName()
49 {
50 return "DatabaseClient";
51 }
52
provideDatabaseClientTo(Page * page,PassOwnPtr<DatabaseClient> client)53 void provideDatabaseClientTo(Page* page, PassOwnPtr<DatabaseClient> client)
54 {
55 page->provideSupplement(DatabaseClient::supplementName(), client);
56 }
57
provideDatabaseClientToWorker(WorkerClients * workerClients,PassOwnPtr<DatabaseClient> client)58 void provideDatabaseClientToWorker(WorkerClients* workerClients, PassOwnPtr<DatabaseClient> client)
59 {
60 workerClients->provideSupplement(DatabaseClient::supplementName(), client);
61 }
62
63 } // namespace WebCore
64