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 ApplicationCacheResource_h

    27 #define ApplicationCacheResource_h

    28 

    29 #if ENABLE(OFFLINE_WEB_APPLICATIONS)

    30 

    31 #include "SubstituteResource.h"

    32 

    33 namespace WebCore {

    34 

    35 class ApplicationCacheResource : public SubstituteResource {

    36 public:

    37     enum Type {

    38         Master = 1 << 0,

    39         Manifest = 1 << 1,

    40         Explicit = 1 << 2,

    41         Foreign = 1 << 3,

    42         Fallback = 1 << 4

    43     };

    44         

    45     static PassRefPtr<ApplicationCacheResource> create(const KURL& url, const ResourceResponse& response, unsigned type, PassRefPtr<SharedBuffer> buffer = SharedBuffer::create())

    46     {

    47         ASSERT(!url.hasFragmentIdentifier());

    48         return adoptRef(new ApplicationCacheResource(url, response, type, buffer));

    49     }

    50 

    51     unsigned type() const { return m_type; }

    52     void addType(unsigned type);

    53     

    54     void setStorageID(unsigned storageID) { m_storageID = storageID; }

    55     unsigned storageID() const { return m_storageID; }

    56     void clearStorageID() { m_storageID = 0; }

    57     int64_t estimatedSizeInStorage();

    58 

    59 #ifndef NDEBUG

    60     static void dumpType(unsigned type);

    61 #endif

    62     

    63 private:

    64     ApplicationCacheResource(const KURL& url, const ResourceResponse& response, unsigned type, PassRefPtr<SharedBuffer> buffer);

    65 

    66     unsigned m_type;

    67     unsigned m_storageID;

    68     int64_t m_estimatedSizeInStorage;

    69 };

    70     

    71 } // namespace WebCore

    72 

    73 #endif // ENABLE(OFFLINE_WEB_APPLICATIONS)

    74 

    75 #endif // ApplicationCacheResource_h