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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "webkit/appcache/appcache_service.h"
#include "base/logging.h"
#include "base/ref_counted.h"
#include "webkit/appcache/appcache.h"
#include "webkit/appcache/appcache_backend_impl.h"
#include "webkit/appcache/appcache_entry.h"
#include "webkit/appcache/appcache_group.h"
namespace appcache {
AppCacheService::AppCacheService()
: last_cache_id_(0), last_group_id_(0),
last_entry_id_(0), last_response_id_(0),
request_context_(NULL) {
}
AppCacheService::~AppCacheService() {
DCHECK(backends_.empty());
DCHECK(caches_.empty());
DCHECK(groups_.empty());
}
void AppCacheService::Initialize(const FilePath& cache_directory) {
// An empty cache directory indicates chrome incognito.
cache_directory_ = cache_directory;
// TODO(michaeln): load last_<foo>_ids from storage
}
void AppCacheService::RegisterBackend(
AppCacheBackendImpl* backend_impl) {
DCHECK(backends_.find(backend_impl->process_id()) == backends_.end());
backends_.insert(
BackendMap::value_type(backend_impl->process_id(), backend_impl));
}
void AppCacheService::UnregisterBackend(
AppCacheBackendImpl* backend_impl) {
backends_.erase(backend_impl->process_id());
}
void AppCacheService::AddCache(AppCache* cache) {
int64 cache_id = cache->cache_id();
DCHECK(caches_.find(cache_id) == caches_.end());
caches_.insert(CacheMap::value_type(cache_id, cache));
}
void AppCacheService::RemoveCache(AppCache* cache) {
caches_.erase(cache->cache_id());
}
void AppCacheService::AddGroup(AppCacheGroup* group) {
const GURL& url = group->manifest_url();
DCHECK(groups_.find(url) == groups_.end());
groups_.insert(GroupMap::value_type(url, group));
}
void AppCacheService::RemoveGroup(AppCacheGroup* group) {
groups_.erase(group->manifest_url());
}
void AppCacheService::LoadCache(int64 id, LoadClient* client) {
// TODO(michaeln): actually retrieve from storage if needed
client->CacheLoadedCallback(GetCache(id), id);
}
void AppCacheService::LoadOrCreateGroup(const GURL& manifest_url,
LoadClient* client) {
// TODO(michaeln): actually retrieve from storage
scoped_refptr<AppCacheGroup> group = GetGroup(manifest_url);
if (!group.get()) {
group = new AppCacheGroup(this, manifest_url);
DCHECK(GetGroup(manifest_url));
}
client->GroupLoadedCallback(group.get(), manifest_url);
}
void AppCacheService::CancelLoads(LoadClient* client) {
// TODO(michaeln): remove client from loading lists
}
void AppCacheService::MarkAsForeignEntry(const GURL& entry_url,
int64 cache_id) {
// Update the in-memory cache.
AppCache* cache = GetCache(cache_id);
if (cache) {
AppCacheEntry* entry = cache->GetEntry(entry_url);
DCHECK(entry);
if (entry)
entry->add_types(AppCacheEntry::FOREIGN);
}
// TODO(michaeln): actually update in storage, and if this cache is
// being loaded be sure to update the memory cache upon load completion.
}
} // namespace appcache
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