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      1 /*
      2  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef StorageNamespace_h
     27 #define StorageNamespace_h
     28 
     29 #if ENABLE(DOM_STORAGE)
     30 
     31 #include "PlatformString.h"
     32 
     33 #include <wtf/PassRefPtr.h>
     34 #include <wtf/RefCounted.h>
     35 
     36 namespace WebCore {
     37 
     38 class Page;
     39 class SecurityOrigin;
     40 class StorageArea;
     41 
     42 // This interface is required for Chromium since these actions need to be proxied between processes.
     43 class StorageNamespace : public RefCounted<StorageNamespace> {
     44 public:
     45     static PassRefPtr<StorageNamespace> localStorageNamespace(const String& path, unsigned quota);
     46     static PassRefPtr<StorageNamespace> sessionStorageNamespace(Page*);
     47 
     48     virtual ~StorageNamespace() { }
     49     virtual PassRefPtr<StorageArea> storageArea(PassRefPtr<SecurityOrigin>) = 0;
     50     virtual PassRefPtr<StorageNamespace> copy() = 0;
     51     virtual void close() = 0;
     52     virtual void unlock() = 0;
     53 };
     54 
     55 } // namespace WebCore
     56 
     57 #endif // ENABLE(DOM_STORAGE)
     58 
     59 #endif // StorageNamespace_h
     60