comparison rdf/SimpleSPARQLQuery.h @ 439:beb2948baa77

* Merge revisions 1041 to 1130 from sv-rdf-import branch

+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Sonic Visualiser
+    An audio file viewer and annotation editor.
+    Centre for Digital Music, Queen Mary, University of London.
+    This file copyright 2008 QMUL.
+   
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License as
+    published by the Free Software Foundation; either version 2 of the
+    License, or (at your option) any later version.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#ifndef _SIMPLE_SPARQL_QUERY_H_
+#define _SIMPLE_SPARQL_QUERY_H_
+
+#include <QString>
+#include <map>
+#include <vector>
+
+class ProgressReporter;
+
+class SimpleSPARQLQuery
+{
+public:
+    enum ValueType { NoValue, URIValue, LiteralValue, BlankValue };
+
+    struct Value {
+        Value() : type(NoValue), value() { }
+        Value(ValueType t, QString v) : type(t), value(v) { }
+        ValueType type;
+        QString value;
+    };
+
+    typedef std::map<QString, Value> KeyValueMap;
+    typedef std::vector<KeyValueMap> ResultList;
+
+    SimpleSPARQLQuery(QString query);
+    ~SimpleSPARQLQuery();
+
+    void setProgressReporter(ProgressReporter *reporter);
+    bool wasCancelled() const;
+    
+    ResultList execute();
+
+    bool isOK() const;
+    QString getErrorString() const;
+
+protected:
+    class Impl;
+    Impl *m_impl;
+};
+
+#endif