Soprano  2.9.3
statementpattern.h
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1 /*
2  * This file is part of Soprano Project.
3  *
4  * Copyright (C) 2007 Sebastian Trueg <trueg@kde.org>
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Library General Public
8  * License as published by the Free Software Foundation; either
9  * version 2 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Library General Public License for more details.
15  *
16  * You should have received a copy of the GNU Library General Public License
17  * along with this library; see the file COPYING.LIB. If not, write to
18  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19  * Boston, MA 02110-1301, USA.
20  */
21 
22 #ifndef _SOPRANO_STATEMENT_PATTERN_H_
23 #define _SOPRANO_STATEMENT_PATTERN_H_
24 
25 #include <QtCore/QSharedDataPointer>
26 
27 #include "soprano_export.h"
28 #include "node.h"
29 
30 
31 namespace Soprano {
32 
33  class Statement;
34  class BindingSet;
35 
36  namespace Inference {
37 
38  class NodePattern;
39 
53  {
54  public:
59  StatementPattern( const NodePattern&, const NodePattern&, const NodePattern& );
62 
63  StatementPattern operator=( const StatementPattern& );
64 
65  NodePattern subjectPattern() const;
66  NodePattern predicatePattern() const;
67  NodePattern objectPattern() const;
68 
69  bool match( const Statement& ) const;
70 
71  QString createSparqlGraphPattern( const BindingSet& bindings ) const;
72 
78  bool isValid() const;
79 
80  private:
81  class Private;
83  };
84  }
85 }
86 
88 
89 #endif