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, 63 insertions, 0 deletions

diff --git a/webkit/appcache/appcache_group.h b/webkit/appcache/appcache_group.h
new file mode 100644
index 0000000..05f437d
--- /dev/null
+++ b/webkit/appcache/appcache_group.h
@@ -0,0 +1,63 @@
+// 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_GROUP_H_
+#define WEBKIT_APPCACHE_APPCACHE_GROUP_H_
+
+#include <vector>
+
+#include "googleurl/src/gurl.h"
+
+namespace appcache {
+
+class AppCache;
+class AppCacheService;
+
+// Collection of application caches identified by the same manifest URL.
+class AppCacheGroup {
+ public:
+
+  enum UpdateStatus {
+    IDLE,
+    CHECKING,
+    DOWNLOADING,
+  };
+
+  AppCacheGroup(AppCacheService* service, const GURL& manifest_url);
+  ~AppCacheGroup();
+
+  const GURL& manifest_url() { return manifest_url_; }
+
+  UpdateStatus update_status() { return update_status_; }
+  void set_update_status(UpdateStatus status) { update_status_ = status; }
+
+  bool is_obsolete() { return is_obsolete_; }
+  void set_obsolete(bool value) { is_obsolete_ = value; }
+
+  AppCache* newest_complete_cache() { return newest_complete_cache_; }
+
+  void AddCache(AppCache* complete_cache);
+
+  // Returns false if cache cannot be removed. The newest complete cache
+  // cannot be removed as long as the group is still in use.
+  bool RemoveCache(AppCache* cache);
+
+ private:
+  GURL manifest_url_;
+  UpdateStatus update_status_;
+  bool is_obsolete_;
+
+  // old complete app caches
+  std::vector<AppCache*> old_caches_;
+
+  // newest cache in this group to be complete, aka relevant cache
+  AppCache* newest_complete_cache_;
+
+  // to notify service when group is no longer needed
+  AppCacheService* service_;
+};
+
+}  // namespace appcache
+
+#endif  // WEBKIT_APPCACHE_APPCACHE_GROUP_H_