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
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
/****************************************************************************
**
** Copyright (C) 2003-2006 Ben van Klinken and the CLucene Team.
** All rights reserved.
**
** Portion Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
****************************************************************************/
#include "qqueryparser_p.h"
#include "qquery_p.h"
#include "qclucene_global_p.h"
#include <CLucene.h>
#include <CLucene/queryParser/QueryParser.h>
QT_BEGIN_NAMESPACE
QCLuceneQueryParserPrivate::QCLuceneQueryParserPrivate()
: QSharedData()
{
queryParser = 0;
deleteCLuceneQueryParser = true;
}
QCLuceneQueryParserPrivate::QCLuceneQueryParserPrivate(const QCLuceneQueryParserPrivate &other)
: QSharedData()
{
queryParser = _CL_POINTER(other.queryParser);
deleteCLuceneQueryParser = other.deleteCLuceneQueryParser;
}
QCLuceneQueryParserPrivate::~QCLuceneQueryParserPrivate()
{
if (deleteCLuceneQueryParser)
_CLDECDELETE(queryParser);
}
QCLuceneQueryParser::QCLuceneQueryParser(const QString &field,
QCLuceneAnalyzer &analyzer)
: d(new QCLuceneQueryParserPrivate())
, field(field)
, analyzer(analyzer)
{
TCHAR *fieldName = QStringToTChar(field);
d->queryParser = new lucene::queryParser::QueryParser(fieldName,
analyzer.d->analyzer);
delete [] fieldName;
}
QCLuceneQueryParser::~QCLuceneQueryParser()
{
// nothing todo
}
QCLuceneQuery* QCLuceneQueryParser::parse(const QString &query)
{
TCHAR *string = QStringToTChar(query);
QCLuceneQuery *retValue = 0;
lucene::search::Query* q = d->queryParser->parse(string);
if (q) {
retValue = new QCLuceneQuery();
retValue->d->query = q;
}
delete [] string;
return retValue;
}
QCLuceneQuery* QCLuceneQueryParser::parse(QCLuceneReader &reader)
{
QCLuceneQuery *retValue = 0;
lucene::search::Query* q = d->queryParser->parse(reader.d->reader);
if (q) {
retValue = new QCLuceneQuery();
retValue->d->query = q;
}
return retValue;
}
QCLuceneQuery* QCLuceneQueryParser::parse(const QString &query, const QString &field,
QCLuceneAnalyzer &analyzer)
{
QCLuceneQueryParser parser(field, analyzer);
return parser.parse(query);
}
QCLuceneAnalyzer QCLuceneQueryParser::getAnalyzer()
{
return analyzer;
}
QString QCLuceneQueryParser::getField()
{
return field;
}
QCLuceneMultiFieldQueryParser::QCLuceneMultiFieldQueryParser(
const QStringList &fieldList, QCLuceneAnalyzer &analyzer)
: QCLuceneQueryParser(QLatin1String(""), analyzer)
{
Q_UNUSED(fieldList)
}
QCLuceneMultiFieldQueryParser::~QCLuceneMultiFieldQueryParser()
{
// nothing todo
}
QCLuceneQuery* QCLuceneMultiFieldQueryParser::parse(const QString &query,
const QStringList &fieldList,
QCLuceneAnalyzer &analyzer)
{
QCLuceneBooleanQuery *retValue = new QCLuceneBooleanQuery();
foreach (const QString &field, fieldList) {
QCLuceneQuery *q = QCLuceneQueryParser::parse(query, field, analyzer);
if (!q) {
delete retValue;
retValue = 0; break;
} else {
retValue->add(q, true, false, false);
}
}
return retValue;
}
QCLuceneQuery* QCLuceneMultiFieldQueryParser::parse(const QString &query,
const QStringList &fieldList,
QList<FieldFlags> flags,
QCLuceneAnalyzer &analyzer)
{
QCLuceneBooleanQuery *retValue = new QCLuceneBooleanQuery();
qint32 i = 0;
foreach (const QString &field, fieldList) {
QCLuceneQuery *q = QCLuceneQueryParser::parse(query, field, analyzer);
if (q) {
qint32 flag = flags.at(i);
switch (flag) {
case QCLuceneMultiFieldQueryParser::REQUIRED_FIELD: {
retValue->add(q, true, true, false);
} break;
case QCLuceneMultiFieldQueryParser::PROHIBITED_FIELD: {
retValue->add(q, true, false, true);
} break;
default: {
retValue->add(q, true, false, false);
} break;
}
++i;
} else {
delete retValue;
retValue = 0; break;
}
}
return retValue;
}
QT_END_NAMESPACE
|
