source: trunk/examples/xml/xmlstreamlint/main.cpp@ 1147

Last change on this file since 1147 was 846, checked in by Dmitry A. Kuminov, 14 years ago

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.

File size: 4.0 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation (qt-info@nokia.com)
6**
7** This file is part of the examples of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:BSD$
10** You may use this file under the terms of the BSD license as follows:
11**
12** "Redistribution and use in source and binary forms, with or without
13** modification, are permitted provided that the following conditions are
14** met:
15** * Redistributions of source code must retain the above copyright
16** notice, this list of conditions and the following disclaimer.
17** * Redistributions in binary form must reproduce the above copyright
18** notice, this list of conditions and the following disclaimer in
19** the documentation and/or other materials provided with the
20** distribution.
21** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
22** the names of its contributors may be used to endorse or promote
23** products derived from this software without specific prior written
24** permission.
25**
26** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
27** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
28** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
29** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
30** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
31** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
32** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
37** $QT_END_LICENSE$
38**
39****************************************************************************/
40
41#include <QCoreApplication>
42#include <QFile>
43#include <QStringList>
44#include <QTextStream>
45#include <QXmlStreamReader>
46
47/*
48 This class exists for the sole purpose of creating a translation context.
49*/
50class XmlStreamLint
51{
52public:
53 Q_DECLARE_TR_FUNCTIONS(XmlStreamLint)
54};
55
56int main(int argc, char *argv[])
57{
58 enum ExitCode
59 {
60 Success,
61 ParseFailure,
62 ArgumentError,
63 WriteError,
64 FileFailure
65 };
66
67 QCoreApplication app(argc, argv);
68
69 QTextStream errorStream(stderr);
70
71 if (argc != 2)
72 {
73 errorStream << XmlStreamLint::tr(
74 "Usage: xmlstreamlint <path to XML file>\n");
75 return ArgumentError;
76 }
77
78 QString inputFilePath(QCoreApplication::arguments().at(1));
79 QFile inputFile(inputFilePath);
80
81 if (!QFile::exists(inputFilePath))
82 {
83 errorStream << XmlStreamLint::tr(
84 "File %1 does not exist.\n").arg(inputFilePath);
85 return FileFailure;
86
87 } else if (!inputFile.open(QIODevice::ReadOnly)) {
88 errorStream << XmlStreamLint::tr(
89 "Failed to open file %1.\n").arg(inputFilePath);
90 return FileFailure;
91 }
92
93 QFile outputFile;
94 if (!outputFile.open(stdout, QIODevice::WriteOnly))
95 {
96 errorStream << XmlStreamLint::tr("Failed to open stdout.");
97 return WriteError;
98 }
99
100//! [0]
101 QXmlStreamReader reader(&inputFile);
102 QXmlStreamWriter writer(&outputFile);
103//! [0]
104
105//! [1]
106 while (!reader.atEnd())
107 {
108 reader.readNext();
109
110 if (reader.error())
111 {
112 errorStream << XmlStreamLint::tr(
113 "Error: %1 in file %2 at line %3, column %4.\n").arg(
114 reader.errorString(), inputFilePath,
115 QString::number(reader.lineNumber()),
116 QString::number(reader.columnNumber()));
117 return ParseFailure;
118//! [1]
119
120//! [2]
121 } else
122 writer.writeCurrentToken(reader);
123 }
124//! [2]
125
126 return Success;
127}
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