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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 "content/browser/appcache/appcache_working_set.h"
6 
7 #include "base/logging.h"
8 #include "content/browser/appcache/appcache.h"
9 #include "content/browser/appcache/appcache_group.h"
10 #include "content/browser/appcache/appcache_response.h"
11 
12 namespace content {
13 
AppCacheWorkingSet()14 AppCacheWorkingSet::AppCacheWorkingSet() : is_disabled_(false) {}
15 
~AppCacheWorkingSet()16 AppCacheWorkingSet::~AppCacheWorkingSet() {
17   DCHECK(caches_.empty());
18   DCHECK(groups_.empty());
19   DCHECK(groups_by_origin_.empty());
20 }
21 
Disable()22 void AppCacheWorkingSet::Disable() {
23   if (is_disabled_)
24     return;
25   is_disabled_ = true;
26   caches_.clear();
27   groups_.clear();
28   groups_by_origin_.clear();
29   response_infos_.clear();
30 }
31 
AddCache(AppCache * cache)32 void AppCacheWorkingSet::AddCache(AppCache* cache) {
33   if (is_disabled_)
34     return;
35   DCHECK(cache->cache_id() != kAppCacheNoCacheId);
36   int64 cache_id = cache->cache_id();
37   DCHECK(caches_.find(cache_id) == caches_.end());
38   caches_.insert(CacheMap::value_type(cache_id, cache));
39 }
40 
RemoveCache(AppCache * cache)41 void AppCacheWorkingSet::RemoveCache(AppCache* cache) {
42   caches_.erase(cache->cache_id());
43 }
44 
AddGroup(AppCacheGroup * group)45 void AppCacheWorkingSet::AddGroup(AppCacheGroup* group) {
46   if (is_disabled_)
47     return;
48   const GURL& url = group->manifest_url();
49   DCHECK(groups_.find(url) == groups_.end());
50   groups_.insert(GroupMap::value_type(url, group));
51   groups_by_origin_[url.GetOrigin()].insert(GroupMap::value_type(url, group));
52 }
53 
RemoveGroup(AppCacheGroup * group)54 void AppCacheWorkingSet::RemoveGroup(AppCacheGroup* group) {
55   const GURL& url = group->manifest_url();
56   groups_.erase(url);
57 
58   GURL origin_url = url.GetOrigin();
59   GroupMap* groups_in_origin = GetMutableGroupsInOrigin(origin_url);
60   if (groups_in_origin) {
61     groups_in_origin->erase(url);
62     if (groups_in_origin->empty())
63       groups_by_origin_.erase(origin_url);
64   }
65 }
66 
AddResponseInfo(AppCacheResponseInfo * info)67 void AppCacheWorkingSet::AddResponseInfo(AppCacheResponseInfo* info) {
68   if (is_disabled_)
69     return;
70   DCHECK(info->response_id() != kAppCacheNoResponseId);
71   int64 response_id = info->response_id();
72   DCHECK(response_infos_.find(response_id) == response_infos_.end());
73   response_infos_.insert(ResponseInfoMap::value_type(response_id, info));
74 }
75 
RemoveResponseInfo(AppCacheResponseInfo * info)76 void AppCacheWorkingSet::RemoveResponseInfo(AppCacheResponseInfo* info) {
77   response_infos_.erase(info->response_id());
78 }
79 
80 }  // namespace
81