1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
|
/*
* 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 "config.h"
#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
}
void DocumentParser::trace(Visitor* visitor)
{
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);
}
};
|
