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/*
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef WebStorageNamespace_h
#define WebStorageNamespace_h
#include "WebCommon.h"
namespace WebKit {
class WebStorageArea;
class WebString;
// WebStorageNamespace represents a collection of StorageAreas. Typically, you'll have
// multiple StorageNamespaces to represent the SessionStorage for each tab and a single
// StorageNamespace to represent LocalStorage for the entire browser.
class WebStorageNamespace {
public:
virtual ~WebStorageNamespace() { }
// Create a new WebStorageArea object. Two subsequent calls with the same origin
// will return two different WebStorageArea objects that share the same backing store.
// You should call delete on the returned object when you're finished.
virtual WebStorageArea* createStorageArea(const WebString& origin) = 0;
// Copy a StorageNamespace. This only makes sense in the case of SessionStorage.
virtual WebStorageNamespace* copy() = 0;
// Returns true of the two instances represent the same storage namespace.
virtual bool isSameNamespace(const WebStorageNamespace&) const { return false; }
};
} // namespace WebKit
#endif // WebStorageNamespace_h
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