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Side by Side Diff: webkit/browser/appcache/appcache_storage.cc

Issue 344493002: Move all remaining appcache-related code to content namespace (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: rebase Created 6 years, 5 months ago
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1 // Copyright (c) 2009 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/appcache/appcache_storage.h"
6
7 #include "base/bind.h"
8 #include "base/bind_helpers.h"
9 #include "base/stl_util.h"
10 #include "webkit/browser/appcache/appcache_response.h"
11 #include "webkit/browser/appcache/appcache_service_impl.h"
12 #include "webkit/browser/quota/quota_client.h"
13 #include "webkit/browser/quota/quota_manager_proxy.h"
14
15 namespace appcache {
16
17 // static
18 const int64 AppCacheStorage::kUnitializedId = -1;
19
20 AppCacheStorage::AppCacheStorage(AppCacheServiceImpl* service)
21 : last_cache_id_(kUnitializedId), last_group_id_(kUnitializedId),
22 last_response_id_(kUnitializedId), service_(service) {
23 }
24
25 AppCacheStorage::~AppCacheStorage() {
26 STLDeleteValues(&pending_info_loads_);
27 DCHECK(delegate_references_.empty());
28 }
29
30 AppCacheStorage::DelegateReference::DelegateReference(
31 Delegate* delegate, AppCacheStorage* storage)
32 : delegate(delegate), storage(storage) {
33 storage->delegate_references_.insert(
34 DelegateReferenceMap::value_type(delegate, this));
35 }
36
37 AppCacheStorage::DelegateReference::~DelegateReference() {
38 if (delegate)
39 storage->delegate_references_.erase(delegate);
40 }
41
42 AppCacheStorage::ResponseInfoLoadTask::ResponseInfoLoadTask(
43 const GURL& manifest_url,
44 int64 group_id,
45 int64 response_id,
46 AppCacheStorage* storage)
47 : storage_(storage),
48 manifest_url_(manifest_url),
49 group_id_(group_id),
50 response_id_(response_id),
51 info_buffer_(new HttpResponseInfoIOBuffer) {
52 storage_->pending_info_loads_.insert(
53 PendingResponseInfoLoads::value_type(response_id, this));
54 }
55
56 AppCacheStorage::ResponseInfoLoadTask::~ResponseInfoLoadTask() {
57 }
58
59 void AppCacheStorage::ResponseInfoLoadTask::StartIfNeeded() {
60 if (reader_)
61 return;
62 reader_.reset(
63 storage_->CreateResponseReader(manifest_url_, group_id_, response_id_));
64 reader_->ReadInfo(info_buffer_.get(),
65 base::Bind(&ResponseInfoLoadTask::OnReadComplete,
66 base::Unretained(this)));
67 }
68
69 void AppCacheStorage::ResponseInfoLoadTask::OnReadComplete(int result) {
70 storage_->pending_info_loads_.erase(response_id_);
71 scoped_refptr<AppCacheResponseInfo> info;
72 if (result >= 0) {
73 info = new AppCacheResponseInfo(storage_, manifest_url_,
74 response_id_,
75 info_buffer_->http_info.release(),
76 info_buffer_->response_data_size);
77 }
78 FOR_EACH_DELEGATE(delegates_, OnResponseInfoLoaded(info.get(), response_id_));
79 delete this;
80 }
81
82 void AppCacheStorage::LoadResponseInfo(
83 const GURL& manifest_url, int64 group_id, int64 id, Delegate* delegate) {
84 AppCacheResponseInfo* info = working_set_.GetResponseInfo(id);
85 if (info) {
86 delegate->OnResponseInfoLoaded(info, id);
87 return;
88 }
89 ResponseInfoLoadTask* info_load =
90 GetOrCreateResponseInfoLoadTask(manifest_url, group_id, id);
91 DCHECK(manifest_url == info_load->manifest_url());
92 DCHECK(group_id == info_load->group_id());
93 DCHECK(id == info_load->response_id());
94 info_load->AddDelegate(GetOrCreateDelegateReference(delegate));
95 info_load->StartIfNeeded();
96 }
97
98 void AppCacheStorage::UpdateUsageMapAndNotify(
99 const GURL& origin, int64 new_usage) {
100 DCHECK_GE(new_usage, 0);
101 int64 old_usage = usage_map_[origin];
102 if (new_usage > 0)
103 usage_map_[origin] = new_usage;
104 else
105 usage_map_.erase(origin);
106 if (new_usage != old_usage && service()->quota_manager_proxy()) {
107 service()->quota_manager_proxy()->NotifyStorageModified(
108 quota::QuotaClient::kAppcache,
109 origin, quota::kStorageTypeTemporary,
110 new_usage - old_usage);
111 }
112 }
113
114 void AppCacheStorage::ClearUsageMapAndNotify() {
115 if (service()->quota_manager_proxy()) {
116 for (UsageMap::const_iterator iter = usage_map_.begin();
117 iter != usage_map_.end(); ++iter) {
118 service()->quota_manager_proxy()->NotifyStorageModified(
119 quota::QuotaClient::kAppcache,
120 iter->first, quota::kStorageTypeTemporary,
121 -(iter->second));
122 }
123 }
124 usage_map_.clear();
125 }
126
127 void AppCacheStorage::NotifyStorageAccessed(const GURL& origin) {
128 if (service()->quota_manager_proxy() &&
129 usage_map_.find(origin) != usage_map_.end())
130 service()->quota_manager_proxy()->NotifyStorageAccessed(
131 quota::QuotaClient::kAppcache,
132 origin, quota::kStorageTypeTemporary);
133 }
134
135 } // namespace appcache
136
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