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/tmp/buildd/soprano-2.4.64.e5.20100820.1165970/soprano/util/readonlymodel.h

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00001 /* 
00002  * This file is part of Soprano Project.
00003  *
00004  * Copyright (C) 2008 Sebastian Trueg <trueg@kde.org>
00005  *
00006  * This library is free software; you can redistribute it and/or
00007  * modify it under the terms of the GNU Library General Public
00008  * License as published by the Free Software Foundation; either
00009  * version 2 of the License, or (at your option) any later version.
00010  *
00011  * This library is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014  * Library General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU Library General Public License
00017  * along with this library; see the file COPYING.LIB.  If not, write to
00018  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019  * Boston, MA 02110-1301, USA.
00020  */
00021 
00022 #ifndef _SOPRANO_READ_ONLY_MODEL_H_
00023 #define _SOPRANO_READ_ONLY_MODEL_H_
00024 
00025 #include "model.h"
00026 #include "soprano_export.h"
00027 
00028 namespace Soprano {
00029     namespace Util {
00043         class SOPRANO_EXPORT ReadOnlyModel : public Model
00044         {
00045             Q_OBJECT
00046 
00047         public:
00052             ReadOnlyModel( Model* parentModel = 0 );
00053 
00057             ~ReadOnlyModel();
00058     
00063             void setParentModel( Model* model );
00064 
00068             StatementIterator listStatements( const Statement &partial ) const;
00069 
00073             NodeIterator listContexts() const;
00074 
00078             QueryResultIterator executeQuery( const QString& query, Query::QueryLanguage language, const QString& userQueryLanguage = QString() ) const;
00079 
00083             bool containsStatement( const Statement &statement ) const;
00084 
00088             bool containsAnyStatement( const Statement &statement ) const;
00089 
00093             bool isEmpty() const;
00094 
00098             int statementCount() const;
00099 
00103             Error::ErrorCode addStatement( const Statement& statement );
00104 
00108             Error::ErrorCode removeStatement( const Statement& statement );
00109 
00113             Error::ErrorCode removeAllStatements( const Statement& statement );
00114 
00118             Node createBlankNode();
00119 
00120             using Model::addStatement;
00121             using Model::removeStatement;
00122             using Model::removeAllStatements;
00123             using Model::listStatements;
00124             using Model::containsStatement;
00125             using Model::containsAnyStatement;
00126 
00127         private:
00128             class Private;
00129             Private* const d;
00130         };
00131     }
00132 }
00133 
00134 #endif

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