third_party/WebKit/Source/core/CoreInitializer.cpp

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 * modification, are permitted provided that the following conditions are
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 * in the documentation and/or other materials provided with the
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#include "core/CoreInitializer.h"

#include "bindings/core/v8/ScriptStreamerThread.h"
#include "core/EventNames.h"
#include "core/EventTargetNames.h"
#include "core/EventTypeNames.h"
#include "core/HTMLNames.h"
#include "core/HTMLTokenizerNames.h"
#include "core/InputTypeNames.h"
#include "core/MathMLNames.h"
#include "core/MediaFeatureNames.h"
#include "core/MediaTypeNames.h"
#include "core/SVGNames.h"
#include "core/XLinkNames.h"
#include "core/XMLNSNames.h"
#include "core/XMLNames.h"
#include "core/css/parser/CSSParserTokenRange.h"
#include "core/dom/Document.h"
#include "core/dom/StyleChangeReason.h"
#include "core/events/EventFactory.h"
#include "core/fetch/FetchInitiatorTypeNames.h"
#include "core/html/canvas/CanvasRenderingContextFactory.h"
#include "core/html/parser/HTMLParserThread.h"
#include "core/workers/WorkerThread.h"
#include "platform/EventTracer.h"
#include "platform/FontFamilyNames.h"
#include "platform/HTTPNames.h"
#include "platform/weborigin/KURL.h"
#include "platform/weborigin/SchemeRegistry.h"
#include "platform/weborigin/SecurityPolicy.h"
#include "wtf/allocator/Partitions.h"

namespace blink {

void CoreInitializer::registerEventFactory()
{
    static bool isRegistered = false;
    if (isRegistered)
        return;
    isRegistered = true;

    Document::registerEventFactory(EventFactory::create());
}

void CoreInitializer::initialize()
{
    ASSERT(!isInitialized());
    m_isInitialized = true;
    // Note: in order to add core static strings for a new module (1)
    // the value of 'coreStaticStringsCount' must be updated with the
    // added strings count, (2) if the added strings are quialified names
    // the 'qualifiedNamesCount' must be updated as well, (3) the strings
    // 'init()' function call must be added.
    // TODO(mikhail.pozdnyakov@intel.com): We should generate static strings initialization code.
    const unsigned qualifiedNamesCount = HTMLNames::HTMLTagsCount + HTMLNames::HTMLAttrsCount
        + MathMLNames::MathMLTagsCount + MathMLNames::MathMLAttrsCount
        + SVGNames::SVGTagsCount + SVGNames::SVGAttrsCount
        + XLinkNames::XLinkAttrsCount
        + XMLNSNames::XMLNSAttrsCount
        + XMLNames::XMLAttrsCount;

    const unsigned coreStaticStringsCount = qualifiedNamesCount
        + EventNames::EventNamesCount
        + EventTargetNames::EventTargetNamesCount
        + EventTypeNames::EventTypeNamesCount
        + FetchInitiatorTypeNames::FetchInitiatorTypeNamesCount
        + FontFamilyNames::FontFamilyNamesCount
        + HTMLTokenizerNames::HTMLTokenizerNamesCount
        + HTTPNames::HTTPNamesCount
        + InputTypeNames::InputTypeNamesCount
        + MediaFeatureNames::MediaFeatureNamesCount
        + MediaTypeNames::MediaTypeNamesCount;

    StringImpl::reserveStaticStringsCapacityForSize(coreStaticStringsCount + StringImpl::allStaticStrings().size());
    QualifiedName::initAndReserveCapacityForSize(qualifiedNamesCount);
    AtomicString::reserveTableCapacity(coreStaticStringsCount);

    HTMLNames::init();
    SVGNames::init();
    XLinkNames::init();
    MathMLNames::init();
    XMLNSNames::init();
    XMLNames::init();

    EventNames::init();
    EventTargetNames::init();
    EventTypeNames::init();
    FetchInitiatorTypeNames::init();
    FontFamilyNames::init();
    HTMLTokenizerNames::init();
    HTTPNames::init();
    InputTypeNames::init();
    MediaFeatureNames::init();
    MediaTypeNames::init();

    CSSParserTokenRange::initStaticEOFToken();

    StyleChangeExtraData::init();

    EventTracer::initialize();
    KURL::initialize();
    SchemeRegistry::initialize();
    SecurityPolicy::init();

    registerEventFactory();

    StringImpl::freezeStaticStrings();

    // Creates HTMLParserThread::shared and ScriptStreamerThread::shared, but
    // does not start the threads.
    HTMLParserThread::init();
    ScriptStreamerThread::init();
}

void CoreInitializer::shutdown()
{
    // Shutdown V8-related background threads before V8 is ramped down. Note
    // that this will wait the thread to stop its operations.
    ScriptStreamerThread::shutdown();

    // Make sure we stop the HTMLParserThread before Platform::current() is
    // cleared.
    ASSERT(Platform::current());
    HTMLParserThread::shutdown();

    WorkerThread::terminateAndWaitForAllWorkers();
}

} // namespace blink