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#include "config.h"
28#include "ThreadGlobalData.h"
29
30#include "EventNames.h"
31#include "ThreadTimers.h"
32#include <wtf/UnusedParam.h>
33#include <wtf/WTFThreadData.h>
34#include <wtf/text/StringImpl.h>
35
36#if USE(ICU_UNICODE)
37#include "TextCodecICU.h"
38#endif
39
40#if PLATFORM(MAC)
41#include "TextCodecMac.h"
42#endif
43
44#if ENABLE(WORKERS)
45#include <wtf/Threading.h>
46#include <wtf/ThreadSpecific.h>
47using namespace WTF;
48#endif
49
50namespace WebCore {
51
52#if ENABLE(WORKERS)
53ThreadSpecific<ThreadGlobalData>* ThreadGlobalData::staticData;
54#else
55ThreadGlobalData* ThreadGlobalData::staticData;
56#endif
57
58ThreadGlobalData::ThreadGlobalData()
59    : m_eventNames(new EventNames)
60    , m_threadTimers(new ThreadTimers)
61#ifndef NDEBUG
62    , m_isMainThread(isMainThread())
63#endif
64#if USE(ICU_UNICODE)
65    , m_cachedConverterICU(new ICUConverterWrapper)
66#endif
67#if PLATFORM(MAC)
68    , m_cachedConverterTEC(new TECConverterWrapper)
69#endif
70{
71    // This constructor will have been called on the main thread before being called on
72    // any other thread, and is only called once per thread - this makes this a convenient
73    // point to call methods that internally perform a one-time initialization that is not
74    // threadsafe.
75    wtfThreadData();
76    StringImpl::empty();
77}
78
79ThreadGlobalData::~ThreadGlobalData()
80{
81    destroy();
82}
83
84void ThreadGlobalData::destroy()
85{
86#if PLATFORM(MAC)
87    delete m_cachedConverterTEC;
88    m_cachedConverterTEC = 0;
89#endif
90
91#if USE(ICU_UNICODE)
92    delete m_cachedConverterICU;
93    m_cachedConverterICU = 0;
94#endif
95
96    delete m_eventNames;
97    m_eventNames = 0;
98    delete m_threadTimers;
99    m_threadTimers = 0;
100}
101
102} // namespace WebCore
103