15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 2926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) * Copyright (C) 2013 Google Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions are 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions in binary form must reproduce the above 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * copyright notice, this list of conditions and the following disclaimer 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * in the documentation and/or other materials provided with the 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * distribution. 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Neither the name of Google Inc. nor the names of its 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * contributors may be used to endorse or promote products derived from 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * this software without specific prior written permission. 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#include "config.h" 3253e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/html/parser/HTMLParserThread.h" 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 341e202183a5dc46166763171984b285173f8585e5Torne (Richard Coles)#include "platform/Task.h" 355267f701546148b83dfbe1d151cb184385bb5c22Torne (Richard Coles)#include "public/platform/Platform.h" 361e202183a5dc46166763171984b285173f8585e5Torne (Richard Coles)#include "wtf/PassOwnPtr.h" 3793ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) 38c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 4009380295ba73501a205346becac22c6978e4671dTorne (Richard Coles)static HTMLParserThread* s_sharedThread = 0; 4109380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) 42926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)HTMLParserThread::HTMLParserThread() 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 44926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)} 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 46926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)HTMLParserThread::~HTMLParserThread() 47926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles){ 48926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)} 495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 5009380295ba73501a205346becac22c6978e4671dTorne (Richard Coles)void HTMLParserThread::init() 5109380295ba73501a205346becac22c6978e4671dTorne (Richard Coles){ 5209380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) ASSERT(!s_sharedThread); 5309380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) s_sharedThread = new HTMLParserThread; 5409380295ba73501a205346becac22c6978e4671dTorne (Richard Coles)} 5509380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) 56a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdochvoid HTMLParserThread::setupHTMLParserThread() 57a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdoch{ 587242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci ASSERT(m_thread); 597242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci m_thread->attachGC(); 60a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdoch} 61a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdoch 6209380295ba73501a205346becac22c6978e4671dTorne (Richard Coles)void HTMLParserThread::shutdown() 6309380295ba73501a205346becac22c6978e4671dTorne (Richard Coles){ 6409380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) ASSERT(s_sharedThread); 65a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdoch // currentThread will always be non-null in production, but can be null in Chromium unit tests. 666f543c786fc42989f552b4daa774ca5ff32fa697Ben Murdoch if (blink::Platform::current()->currentThread() && s_sharedThread->isRunning()) { 677242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci s_sharedThread->postTask(WTF::bind(&HTMLParserThread::cleanupHTMLParserThread, s_sharedThread)); 68a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdoch } 6909380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) delete s_sharedThread; 7009380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) s_sharedThread = 0; 7109380295ba73501a205346becac22c6978e4671dTorne (Richard Coles)} 7209380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) 737242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tuccivoid HTMLParserThread::cleanupHTMLParserThread() 74a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdoch{ 757242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci m_thread->detachGC(); 76a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdoch} 77a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdoch 78926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)HTMLParserThread* HTMLParserThread::shared() 79926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles){ 8009380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) return s_sharedThread; 8109380295ba73501a205346becac22c6978e4671dTorne (Richard Coles)} 8209380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) 83aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdochblink::WebThread& HTMLParserThread::platformThread() 8409380295ba73501a205346becac22c6978e4671dTorne (Richard Coles){ 856f543c786fc42989f552b4daa774ca5ff32fa697Ben Murdoch if (!isRunning()) { 867242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci m_thread = WebThreadSupportingGC::create("HTMLParserThread"); 87a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdoch postTask(WTF::bind(&HTMLParserThread::setupHTMLParserThread, this)); 88a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdoch } 897242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci return m_thread->platformThread(); 90926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles)} 915c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 926f543c786fc42989f552b4daa774ca5ff32fa697Ben Murdochbool HTMLParserThread::isRunning() 936f543c786fc42989f552b4daa774ca5ff32fa697Ben Murdoch{ 946f543c786fc42989f552b4daa774ca5ff32fa697Ben Murdoch return !!m_thread; 956f543c786fc42989f552b4daa774ca5ff32fa697Ben Murdoch} 966f543c786fc42989f552b4daa774ca5ff32fa697Ben Murdoch 9793ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles)void HTMLParserThread::postTask(const Closure& closure) 98926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles){ 99aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch platformThread().postTask(new Task(closure)); 1005c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 1015c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 102c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} // namespace blink 103