src/3rdparty/webkit/WebCore/storage/StorageSyncManager.cpp

   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 #include "config.h"
  27 #include "StorageSyncManager.h"
  28
  29 #if ENABLE(DOM_STORAGE)
  30
  31 #include "CString.h"
  32 #include "EventNames.h"
  33 #include "FileSystem.h"
  34 #include "Frame.h"
  35 #include "FrameTree.h"
  36 #include "Page.h"
  37 #include "PageGroup.h"
  38 #include "StorageAreaSync.h"
  39 #include <wtf/StdLibExtras.h>
  40
  41 namespace WebCore {
  42
  43 PassRefPtr<StorageSyncManager> StorageSyncManager::create(const String& path)
  44 {
  45     return adoptRef(new StorageSyncManager(path));
  46 }
  47
  48 StorageSyncManager::StorageSyncManager(const String& path)
  49     : m_path(path.copy())
  50 {
  51     ASSERT(!m_path.isEmpty());
  52     m_thread = LocalStorageThread::create();
  53     m_thread->start();
  54 }
  55
  56 String StorageSyncManager::fullDatabaseFilename(SecurityOrigin* origin)
  57 {
  58     ASSERT(origin);
  59     if (!makeAllDirectories(m_path)) {
  60         LOG_ERROR("Unabled to create LocalStorage database path %s", m_path.utf8().data());
  61         return String();
  62     }
  63
  64     return pathByAppendingComponent(m_path, origin->databaseIdentifier() + ".localstorage");
  65 }
  66
  67 void StorageSyncManager::close()
  68 {
  69     ASSERT(isMainThread());
  70
  71     if (m_thread) {
  72         m_thread->terminate();
  73         m_thread = 0;
  74     }
  75 }
  76
  77 bool StorageSyncManager::scheduleImport(PassRefPtr<StorageAreaSync> area)
  78 {
  79     ASSERT(isMainThread());
  80
  81     if (m_thread)
  82         m_thread->scheduleImport(area);
  83
  84     return m_thread;
  85 }
  86
  87 void StorageSyncManager::scheduleSync(PassRefPtr<StorageAreaSync> area)
  88 {
  89     ASSERT(isMainThread());
  90
  91     if (m_thread)
  92         m_thread->scheduleSync(area);
  93 }
  94
  95 } // namespace WebCore
  96
  97 #endif // ENABLE(DOM_STORAGE)
  98