row.h
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1 /*
2  * Copyright (C) 2005 Tommi Maekitalo
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * As a special exception, you may use this file as part of a free
10  * software library without restriction. Specifically, if other files
11  * instantiate templates or use macros or inline functions from this
12  * file, or you compile this file and link it with other files to
13  * produce an executable, this file does not by itself cause the
14  * resulting executable to be covered by the GNU General Public
15  * License. This exception does not however invalidate any other
16  * reasons why the executable file might be covered by the GNU Library
17  * General Public License.
18  *
19  * This library is distributed in the hope that it will be useful,
20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22  * Lesser General Public License for more details.
23  *
24  * You should have received a copy of the GNU Lesser General Public
25  * License along with this library; if not, write to the Free Software
26  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27  */
28 
29 #ifndef TNTDB_IMPL_ROW_H
30 #define TNTDB_IMPL_ROW_H
31 
32 #include <tntdb/iface/irow.h>
33 #include <tntdb/value.h>
34 #include <vector>
35 
36 namespace tntdb
37 {
38  class RowImpl : public IRow
39  {
40  public:
41  struct ValueType
42  {
43  std::string name;
45 
46  ValueType() { }
47  ValueType(const std::string& name_, const Value& value_)
48  : name(name_),
49  value(value_)
50  { }
51  };
52 
53  typedef std::vector<ValueType> data_type;
54 
55  private:
56  data_type data;
57 
58  public:
60  { }
61 
62  explicit RowImpl(const data_type& data_)
63  : data(data_)
64  { }
65 
66  // methods from IResult
67  virtual size_type size() const;
68  virtual Value getValueByNumber(size_type field_num) const;
69  virtual Value getValueByName(const std::string& field_name) const;
70  virtual std::string getColumnName(size_type field_num) const;
71 
72  // specific methods
73  void add(const std::string& field_name, const Value& value) { data.push_back(ValueType(field_name, value)); }
74  };
75 }
76 
77 #endif // TNTDB_IMPL_ROW_H
78