Skeleton classes for appcache library framework. This is a work in progress. Committing early to allow other code to use these objects, but still need to consider refptrs and add unittests.

 
TEST=none (will add when classes are fleshed out more)
BUG=none

Review URL: http://codereview.chromium.org/174034

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@24554 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 60 insertions, 0 deletions

diff --git a/webkit/appcache/appcache_service.h b/webkit/appcache/appcache_service.h
new file mode 100644
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+++ b/webkit/appcache/appcache_service.h
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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.
+
+#ifndef WEBKIT_APPCACHE_APPCACHE_SERVICE_H_
+#define WEBKIT_APPCACHE_APPCACHE_SERVICE_H_
+
+#include <map>
+#include <set>
+#include <vector>
+
+#include "base/hash_tables.h"
+#include "googleurl/src/gurl.h"
+
+namespace appcache {
+
+class AppCache;
+class AppCacheBackendImpl;
+class AppCacheGroup;
+
+// Class that manages the application cache service. Sends notifications
+// to many frontends.  One instance per user-profile.
+class AppCacheService {
+ public:
+  virtual ~AppCacheService();
+
+  // TODO(jennb): API to set service settings, like file paths for storage
+
+  // track which processes are using this appcache service
+  void RegisterBackendImpl(AppCacheBackendImpl* backend_impl);
+  void UnregisterBackendImpl(AppCacheBackendImpl* backend_impl);
+
+  void AddCache(AppCache* cache);
+  void RemoveCache(AppCache* cache);
+  void AddGroup(AppCacheGroup* group);
+  void RemoveGroup(AppCacheGroup* group);
+
+ private:
+  // In-memory representation of stored appcache data. Represents a subset
+  // of the appcache database currently in use.
+  typedef base::hash_map<int64, AppCache*> CacheMap;
+  typedef std::map<GURL, AppCacheGroup*> GroupMap;
+  CacheMap caches_;
+  GroupMap groups_;
+
+  // Track current processes.  One 'backend' per child process.
+  typedef std::set<AppCacheBackendImpl*> BackendSet;
+  BackendSet backends_;
+
+  // TODO(jennb): info about appcache storage
+  // AppCacheDatabase db_;
+  // DiskCache response_storage_;
+
+  // TODO(jennb): service settings: e.g. max size of app cache?
+  // TODO(jennb): service state: e.g. reached quota?
+};
+
+}  // namespace appcache
+
+#endif  // WEBKIT_APPCACHE_APPCACHE_SERVICE_H_