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// Copyright (c) 2012 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_TOOLS_TEST_SHELL_SIMPLE_DOM_STORAGE_SYSTEM_H_
#define WEBKIT_TOOLS_TEST_SHELL_SIMPLE_DOM_STORAGE_SYSTEM_H_
#pragma once
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "webkit/dom_storage/dom_storage_context.h"
#include "webkit/dom_storage/dom_storage_host.h"
#include "webkit/dom_storage/dom_storage_types.h" // For the ENABLE flag.
namespace dom_storage {
class DomStorageContext;
class DomStorageHost;
}
namespace WebKit {
class WebStorageNamespace;
}
// Class that composes dom_storage classes together for use
// in simple single process environments like test_shell and DRT.
class SimpleDomStorageSystem {
public:
static SimpleDomStorageSystem& instance() { return *g_instance_; }
SimpleDomStorageSystem();
~SimpleDomStorageSystem();
// The Create<<>> calls are bound to WebKit api that the embedder
// is responsible for implementing. These factories are called strictly
// on the 'main' webkit thread. Ditto the methods on the returned
// objects. SimplDomStorageSystem manufactures implementations of the
// WebStorageNamespace and WebStorageArea interfaces that ultimately
// plumb Get, Set, Remove, and Clear javascript calls to the dom_storage
// classes. The caller (webkit/webcore) takes ownership of the returned
// instances and will delete them when done.
WebKit::WebStorageNamespace* CreateLocalStorageNamespace();
WebKit::WebStorageNamespace* CreateSessionStorageNamespace();
private:
// Inner classes that implement the WebKit WebStorageNamespace and
// WebStorageArea interfaces in terms of dom_storage classes.
class NamespaceImpl;
class AreaImpl;
base::WeakPtrFactory<SimpleDomStorageSystem> weak_factory_;
scoped_refptr<dom_storage::DomStorageContext> context_;
scoped_ptr<dom_storage::DomStorageHost> host_;
static SimpleDomStorageSystem* g_instance_;
};
#endif // WEBKIT_TOOLS_TEST_SHELL_SIMPLE_DOM_STORAGE_SYSTEM_H_