1/*
2 * Copyright (C) 2011 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 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following disclaimer
13 * in the documentation and/or other materials provided with the
14 * distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. AND ITS CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC.
20 * OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef XMLErrors_h
30#define XMLErrors_h
31
32#include "platform/heap/Handle.h"
33#include "wtf/text/StringBuilder.h"
34#include "wtf/text/TextPosition.h"
35
36namespace blink {
37
38class Document;
39
40class XMLErrors {
41    DISALLOW_ALLOCATION();
42public:
43    explicit XMLErrors(Document*);
44    void trace(Visitor*);
45
46    // Exposed for callbacks:
47    enum ErrorType { ErrorTypeWarning, ErrorTypeNonFatal, ErrorTypeFatal };
48    void handleError(ErrorType, const char* message, int lineNumber, int columnNumber);
49    void handleError(ErrorType, const char* message, TextPosition);
50
51    void insertErrorMessageBlock();
52
53private:
54    void appendErrorMessage(const String& typeString, TextPosition, const char* message);
55
56    RawPtrWillBeMember<Document> m_document;
57
58    int m_errorCount;
59    TextPosition m_lastErrorPosition;
60    StringBuilder m_errorMessages;
61};
62
63} // namespace blink
64
65#endif // XMLErrors_h
66