WebCore/ThreadGlobalData.h

   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 COMPUTER, 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 COMPUTER, 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
  27 #ifndef ThreadGlobalData_h
  28 #define ThreadGlobalData_h
  29
  30 #include "StringHash.h"
  31 #include <wtf/HashSet.h>
  32 #include <wtf/Noncopyable.h>
  33
  34 namespace WebCore {
  35
  36     class EventNames;
  37     struct ICUConverterWrapper;
  38     struct TECConverterWrapper;
  39
  40     class ThreadGlobalData : Noncopyable {
  41     public:
  42         ThreadGlobalData();
  43         ~ThreadGlobalData();
  44
  45         EventNames& eventNames() { return *m_eventNames; }
  46         StringImpl* emptyString() { return m_emptyString; }
  47         HashSet<StringImpl*>& atomicStringTable() { return *m_atomicStringTable; }
  48
  49 #if USE(ICU_UNICODE)
  50         ICUConverterWrapper& cachedConverterICU() { return *m_cachedConverterICU; }
  51 #endif
  52
  53
  54     private:
  55         StringImpl* m_emptyString;
  56         HashSet<StringImpl*>* m_atomicStringTable;
  57         EventNames* m_eventNames;
  58
  59 #if USE(ICU_UNICODE)
  60         ICUConverterWrapper* m_cachedConverterICU;
  61 #endif
  62
  63     };
  64
  65     ThreadGlobalData& threadGlobalData();
  66
  67 } // namespace WebCore
  68
  69 #endif // ThreadGlobalData_h