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optionalterm.h
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1/*
2 This file is part of the Nepomuk KDE project.
3 Copyright (C) 2010 Sebastian Trueg <trueg@kde.org>
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) version 3, or any
9 later version accepted by the membership of KDE e.V. (or its
10 successor approved by the membership of KDE e.V.), which shall
11 act as a proxy defined in Section 6 of version 3 of the license.
12
13 This library is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
17
18 You should have received a copy of the GNU Lesser General Public
19 License along with this library. If not, see <http://www.gnu.org/licenses/>.
20*/
21
22#ifndef _NEPOMUK_QUERY_OPTIONAL_TERM_H_
23#define _NEPOMUK_QUERY_OPTIONAL_TERM_H_
24
25#include "simpleterm.h"
26
27#include "nepomukquery_export.h"
28
29namespace Nepomuk {
30 namespace Query {
46 class NEPOMUKQUERY_EXPORT OptionalTerm : public SimpleTerm
47 {
48 public:
52 OptionalTerm();
53
57 OptionalTerm( const OptionalTerm& term );
58
62 ~OptionalTerm();
63
67 OptionalTerm& operator=( const OptionalTerm& term );
68
76 static Term optionalizeTerm( const Term& term );
77 };
78 }
79}
80
81#endif
Nepomuk::Query::OptionalTerm
Make a term optional.
Definition: optionalterm.h:47
Nepomuk::Query::OptionalTerm::~OptionalTerm
~OptionalTerm()
Destructor.
Nepomuk::Query::OptionalTerm::operator=
OptionalTerm & operator=(const OptionalTerm &term)
Assignment operator.
Nepomuk::Query::OptionalTerm::OptionalTerm
OptionalTerm(const OptionalTerm &term)
Copy constructor.
Nepomuk::Query::OptionalTerm::optionalizeTerm
static Term optionalizeTerm(const Term &term)
Mark term as optional.
Nepomuk::Query::OptionalTerm::OptionalTerm
OptionalTerm()
Default constructor: creates an invalid optional term.
Nepomuk::Query::SimpleTerm
Abstract base class for NegationTerm and ComparisonTerm which maintains one sub-term.
Definition: simpleterm.h:42
Nepomuk::Query::Term
The base class for all term types.
Definition: term.h:65
Nepomuk
nepomukquery_export.h
simpleterm.h
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