// Copyright (c) 2010 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 CEF_LIBCEF_DOM_STORAGE_NAMESPACE_H_ #define CEF_LIBCEF_DOM_STORAGE_NAMESPACE_H_ #pragma once #include "libcef/dom_storage_common.h" #include #include "base/hash_tables.h" #include "base/memory/scoped_ptr.h" #include "base/string16.h" #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h" class DOMStorageArea; class DOMStorageContext; class FilePath; namespace WebKit { class WebStorageArea; class WebStorageNamespace; } // Only to be used on the WebKit thread. class DOMStorageNamespace { public: static DOMStorageNamespace* CreateLocalStorageNamespace( DOMStorageContext* dom_storage_context, const FilePath& data_dir_path); static DOMStorageNamespace* CreateSessionStorageNamespace( DOMStorageContext* dom_storage_context, int64 namespace_id); ~DOMStorageNamespace(); DOMStorageArea* GetStorageArea(const string16& origin, bool allocation_allowed); DOMStorageNamespace* Copy(int64 clone_namespace_id); void GetStorageAreas(std::vector& areas, bool skip_empty) const; void PurgeMemory(); const DOMStorageContext* dom_storage_context() const { return dom_storage_context_; } int64 id() const { return id_; } const WebKit::WebString& data_dir_path() const { return data_dir_path_; } DOMStorageType dom_storage_type() const { return dom_storage_type_; } // Creates a WebStorageArea for the given origin. This should only be called // by an owned DOMStorageArea. WebKit::WebStorageArea* CreateWebStorageArea(const string16& origin); private: // Called by the static factory methods above. DOMStorageNamespace(DOMStorageContext* dom_storage_context, int64 id, const WebKit::WebString& data_dir_path, DOMStorageType storage_type); // Creates the underlying WebStorageNamespace on demand. void CreateWebStorageNamespaceIfNecessary(); // All the storage areas we own. typedef base::hash_map OriginToStorageAreaMap; OriginToStorageAreaMap origin_to_storage_area_; // The DOMStorageContext that owns us. DOMStorageContext* dom_storage_context_; // The WebKit storage namespace we manage. scoped_ptr storage_namespace_; // Our id. Unique to our parent context class. int64 id_; // The path used to create us, so we can recreate our WebStorageNamespace on // demand. WebKit::WebString data_dir_path_; // SessionStorage vs. LocalStorage. const DOMStorageType dom_storage_type_; DISALLOW_IMPLICIT_CONSTRUCTORS(DOMStorageNamespace); }; #endif // CEF_LIBCEF_DOM_STORAGE_NAMESPACE_H_