| /* |
| * Copyright (C) 2010 Google, Inc. All Rights Reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "core/dom/DocumentParser.h" |
| |
| #include "core/dom/Document.h" |
| #include "core/dom/DocumentParserClient.h" |
| #include "core/html/parser/TextResourceDecoder.h" |
| #include "wtf/Assertions.h" |
| |
| namespace blink { |
| |
| DocumentParser::DocumentParser(Document* document) |
| : m_state(ParsingState) |
| , m_documentWasLoadedAsPartOfNavigation(false) |
| , m_document(document) |
| { |
| ASSERT(document); |
| } |
| |
| DocumentParser::~DocumentParser() |
| { |
| #if !ENABLE(OILPAN) |
| // Document is expected to call detach() before releasing its ref. |
| // This ASSERT is slightly awkward for parsers with a fragment case |
| // as there is no Document to release the ref. |
| ASSERT(!m_document); |
| #endif |
| } |
| |
| DEFINE_TRACE(DocumentParser) |
| { |
| visitor->trace(m_document); |
| #if ENABLE(OILPAN) |
| visitor->trace(m_clients); |
| #endif |
| } |
| |
| void DocumentParser::setDecoder(PassOwnPtr<TextResourceDecoder>) |
| { |
| ASSERT_NOT_REACHED(); |
| } |
| |
| TextResourceDecoder* DocumentParser::decoder() |
| { |
| return nullptr; |
| } |
| |
| void DocumentParser::prepareToStopParsing() |
| { |
| ASSERT(m_state == ParsingState); |
| m_state = StoppingState; |
| } |
| |
| void DocumentParser::stopParsing() |
| { |
| m_state = StoppedState; |
| |
| // Clients may be removed while in the loop. Make a snapshot for iteration. |
| WillBeHeapVector<RawPtrWillBeMember<DocumentParserClient>> clientsSnapshot; |
| copyToVector(m_clients, clientsSnapshot); |
| |
| for (DocumentParserClient* client : clientsSnapshot) { |
| if (!m_clients.contains(client)) |
| continue; |
| |
| client->notifyParserStopped(); |
| } |
| } |
| |
| void DocumentParser::detach() |
| { |
| m_state = DetachedState; |
| m_document = nullptr; |
| } |
| |
| void DocumentParser::suspendScheduledTasks() |
| { |
| } |
| |
| void DocumentParser::resumeScheduledTasks() |
| { |
| } |
| |
| void DocumentParser::addClient(DocumentParserClient* client) |
| { |
| m_clients.add(client); |
| } |
| |
| void DocumentParser::removeClient(DocumentParserClient* client) |
| { |
| m_clients.remove(client); |
| } |
| |
| }; |
| |