WebCore/loader/appcache/ApplicationCacheResource.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 04 Oct 2010 01:32:07 +0300
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/*
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 * Copyright (C) 2008 Apple Inc. All Rights Reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 *
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 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
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 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
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 */
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#include "config.h"
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#include "ApplicationCacheResource.h"
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#include <stdio.h>
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#if ENABLE(OFFLINE_WEB_APPLICATIONS)
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namespace WebCore {
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ApplicationCacheResource::ApplicationCacheResource(const KURL& url, const ResourceResponse& response, unsigned type, PassRefPtr<SharedBuffer> data)
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    : SubstituteResource(url, response, data)
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    , m_type(type)
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    , m_storageID(0)
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    , m_estimatedSizeInStorage(0)
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{
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}
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void ApplicationCacheResource::addType(unsigned type) 
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{
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    // Caller should take care of storing the new type in database.
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    m_type |= type; 
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}
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int64_t ApplicationCacheResource::estimatedSizeInStorage()
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{
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    if (m_estimatedSizeInStorage)
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      return m_estimatedSizeInStorage;
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    if (data())
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        m_estimatedSizeInStorage = data()->size();
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    HTTPHeaderMap::const_iterator end = response().httpHeaderFields().end();
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    for (HTTPHeaderMap::const_iterator it = response().httpHeaderFields().begin(); it != end; ++it)
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        m_estimatedSizeInStorage += (it->first.length() + it->second.length() + 2) * sizeof(UChar);
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    m_estimatedSizeInStorage += url().string().length() * sizeof(UChar);
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    m_estimatedSizeInStorage += sizeof(int); // response().m_httpStatusCode
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    m_estimatedSizeInStorage += response().url().string().length() * sizeof(UChar);
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    m_estimatedSizeInStorage += sizeof(unsigned); // dataId
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    m_estimatedSizeInStorage += response().mimeType().length() * sizeof(UChar);
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    m_estimatedSizeInStorage += response().textEncodingName().length() * sizeof(UChar);
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    return m_estimatedSizeInStorage;
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}
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#ifndef NDEBUG
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void ApplicationCacheResource::dumpType(unsigned type)
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{
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    if (type & Master)
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        printf("master ");
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    if (type & Manifest)
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        printf("manifest ");
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    if (type & Explicit)
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        printf("explicit ");
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    if (type & Foreign)
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        printf("foreign ");
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    if (type & Fallback)
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        printf("fallback ");
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    printf("\n");
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}
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#endif
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} // namespace WebCore
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#endif // ENABLE(OFFLINE_WEB_APPLICATIONS)