1/*
2 * Copyright (C) 2013 Google 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 are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include "config.h"
32#include "Init.h"
33
34#include "bindings/core/v8/ScriptStreamerThread.h"
35#include "core/EventNames.h"
36#include "core/EventTargetNames.h"
37#include "core/EventTypeNames.h"
38#include "core/FetchInitiatorTypeNames.h"
39#include "core/HTMLNames.h"
40#include "core/HTMLTokenizerNames.h"
41#include "core/InputTypeNames.h"
42#include "core/MathMLNames.h"
43#include "core/MediaFeatureNames.h"
44#include "core/MediaTypeNames.h"
45#include "core/SVGNames.h"
46#include "core/XLinkNames.h"
47#include "core/XMLNSNames.h"
48#include "core/XMLNames.h"
49#include "core/dom/Document.h"
50#include "core/events/EventFactory.h"
51#include "core/html/parser/HTMLParserThread.h"
52#include "core/workers/WorkerThread.h"
53#include "platform/EventTracer.h"
54#include "platform/FontFamilyNames.h"
55#include "platform/Partitions.h"
56#include "platform/PlatformThreadData.h"
57#include "platform/heap/Heap.h"
58#include "wtf/text/StringStatics.h"
59
60namespace blink {
61
62void CoreInitializer::registerEventFactory()
63{
64    static bool isRegistered = false;
65    if (isRegistered)
66        return;
67    isRegistered = true;
68
69    Document::registerEventFactory(EventFactory::create());
70}
71
72void CoreInitializer::init()
73{
74    ASSERT(!m_isInited);
75    m_isInited = true;
76
77    HTMLNames::init();
78    SVGNames::init();
79    XLinkNames::init();
80    MathMLNames::init();
81    XMLNSNames::init();
82    XMLNames::init();
83
84    EventNames::init();
85    EventTargetNames::init();
86    EventTypeNames::init();
87    FetchInitiatorTypeNames::init();
88    FontFamilyNames::init();
89    HTMLTokenizerNames::init();
90    InputTypeNames::init();
91    MediaFeatureNames::init();
92    MediaTypeNames::init();
93
94    // It would make logical sense to do this in WTF::initialize() but there are
95    // ordering dependencies, e.g. about "xmlns".
96    WTF::StringStatics::init();
97
98    QualifiedName::init();
99    Partitions::init();
100    EventTracer::initialize();
101
102    registerEventFactory();
103
104    // Ensure that the main thread's thread-local data is initialized before
105    // starting any worker threads.
106    PlatformThreadData::current();
107
108    StringImpl::freezeStaticStrings();
109
110    // Creates HTMLParserThread::shared and ScriptStreamerThread::shared, but
111    // does not start the threads.
112    HTMLParserThread::init();
113    ScriptStreamerThread::init();
114}
115
116void CoreInitializer::shutdown()
117{
118    // Make sure we stop the HTMLParserThread and ScriptStreamerThread before
119    // Platform::current() is cleared.
120    ScriptStreamerThread::shutdown();
121    HTMLParserThread::shutdown();
122
123    // Make sure we stop WorkerThreads before Partition::shutdown() which frees ExecutionContext.
124    WorkerThread::terminateAndWaitForAllWorkers();
125
126    Partitions::shutdown();
127}
128
129} // namespace blink
130