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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "webkit/browser/dom_storage/dom_storage_session.h" | |
6 | |
7 #include "base/bind.h" | |
8 #include "base/bind_helpers.h" | |
9 #include "base/logging.h" | |
10 #include "base/tracked_objects.h" | |
11 #include "webkit/browser/dom_storage/dom_storage_context.h" | |
12 #include "webkit/browser/dom_storage/dom_storage_task_runner.h" | |
13 | |
14 namespace dom_storage { | |
15 | |
16 DomStorageSession::DomStorageSession(DomStorageContext* context) | |
17 : context_(context), | |
18 namespace_id_(context->AllocateSessionId()), | |
19 persistent_namespace_id_(context->AllocatePersistentSessionId()), | |
20 should_persist_(false) { | |
21 context->task_runner()->PostTask( | |
22 FROM_HERE, | |
23 base::Bind(&DomStorageContext::CreateSessionNamespace, | |
24 context_, namespace_id_, persistent_namespace_id_)); | |
25 } | |
26 | |
27 DomStorageSession::DomStorageSession(DomStorageContext* context, | |
28 const std::string& persistent_namespace_id) | |
29 : context_(context), | |
30 namespace_id_(context->AllocateSessionId()), | |
31 persistent_namespace_id_(persistent_namespace_id), | |
32 should_persist_(false) { | |
33 context->task_runner()->PostTask( | |
34 FROM_HERE, | |
35 base::Bind(&DomStorageContext::CreateSessionNamespace, | |
36 context_, namespace_id_, persistent_namespace_id_)); | |
37 } | |
38 | |
39 void DomStorageSession::SetShouldPersist(bool should_persist) { | |
40 should_persist_ = should_persist; | |
41 } | |
42 | |
43 bool DomStorageSession::should_persist() const { | |
44 return should_persist_; | |
45 } | |
46 | |
47 bool DomStorageSession::IsFromContext(DomStorageContext* context) { | |
48 return context_.get() == context; | |
49 } | |
50 | |
51 DomStorageSession* DomStorageSession::Clone() { | |
52 return CloneFrom(context_.get(), namespace_id_); | |
53 } | |
54 | |
55 // static | |
56 DomStorageSession* DomStorageSession::CloneFrom(DomStorageContext* context, | |
57 int64 namepace_id_to_clone) { | |
58 int64 clone_id = context->AllocateSessionId(); | |
59 std::string persistent_clone_id = context->AllocatePersistentSessionId(); | |
60 context->task_runner()->PostTask( | |
61 FROM_HERE, | |
62 base::Bind(&DomStorageContext::CloneSessionNamespace, | |
63 context, namepace_id_to_clone, clone_id, persistent_clone_id)); | |
64 return new DomStorageSession(context, clone_id, persistent_clone_id); | |
65 } | |
66 | |
67 DomStorageSession::DomStorageSession(DomStorageContext* context, | |
68 int64 namespace_id, | |
69 const std::string& persistent_namespace_id) | |
70 : context_(context), | |
71 namespace_id_(namespace_id), | |
72 persistent_namespace_id_(persistent_namespace_id), | |
73 should_persist_(false) { | |
74 // This ctor is intended for use by the Clone() method. | |
75 } | |
76 | |
77 DomStorageSession::~DomStorageSession() { | |
78 context_->task_runner()->PostTask( | |
79 FROM_HERE, | |
80 base::Bind(&DomStorageContext::DeleteSessionNamespace, | |
81 context_, namespace_id_, should_persist_)); | |
82 } | |
83 | |
84 } // namespace dom_storage | |
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