WebCore/storage/LocalStorageTask.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 "LocalStorageTask.h"
  28
  29 #include "LocalStorage.h"
  30 #include "LocalStorageArea.h"
  31 #include "LocalStorageThread.h"
  32
  33 namespace WebCore {
  34
  35 LocalStorageTask::LocalStorageTask(Type type, PassRefPtr<LocalStorageArea> area)
  36     : m_type(type)
  37     , m_area(area)
  38 {
  39     ASSERT(m_area);
  40     ASSERT(m_type == AreaImport || m_type == AreaSync);
  41 }
  42
  43 LocalStorageTask::LocalStorageTask(Type type, PassRefPtr<LocalStorage> storage)
  44     : m_type(type)
  45     , m_storage(storage)
  46 {
  47     ASSERT(m_storage);
  48     ASSERT(m_type == StorageImport || m_type == StorageSync);
  49 }
  50
  51 LocalStorageTask::LocalStorageTask(Type type, PassRefPtr<LocalStorageThread> thread)
  52     : m_type(type)
  53     , m_thread(thread)
  54 {
  55     ASSERT(m_thread);
  56     ASSERT(m_type == TerminateThread);
  57 }
  58
  59 void LocalStorageTask::performTask()
  60 {
  61     switch (m_type) {
  62         case StorageImport:
  63             ASSERT(m_storage);
  64             m_storage->performImport();
  65             break;
  66         case StorageSync:
  67             ASSERT(m_storage);
  68             m_storage->performSync();
  69             break;
  70         case AreaImport:
  71             ASSERT(m_area);
  72             m_area->performImport();
  73             break;
  74         case AreaSync:
  75             ASSERT(m_area);
  76             m_area->performSync();
  77             break;
  78         case TerminateThread:
  79             m_thread->performTerminate();
  80             break;
  81     }
  82 }
  83
  84 }