statement.h
Go to the documentation of this file.
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_MYSQL_IMPL_SQLSTATEMENT_H
30 #define TNTDB_MYSQL_IMPL_SQLSTATEMENT_H
31 
32 #include <tntdb/iface/istatement.h>
33 #include <tntdb/iface/irow.h>
34 #include <tntdb/mysql/bindvalues.h>
37 #include <map>
38 
39 namespace tntdb
40 {
41  namespace mysql
42  {
43  class Statement : public IStatement
44  {
45  typedef std::multimap<std::string, unsigned> hostvarMapType;
46 
47  Connection* conn;
48  std::string query;
49  BindValues inVars;
50  hostvarMapType hostvarMap;
51  MYSQL* mysql;
52  MYSQL_STMT* stmt;
53  MYSQL_FIELD* fields;
54  unsigned field_count;
56 
58  cxxtools::SmartPtr<IRow> fetchRow();
59 
60  public:
61  Statement(Connection* conn, MYSQL* mysql,
62  const std::string& query);
63  ~Statement();
64 
65  // methods of IStatement
66 
67  void clear();
68  void setNull(const std::string& col);
69  void setBool(const std::string& col, bool data);
70  void setShort(const std::string& col, short data);
71  void setInt(const std::string& col, int data);
72  void setLong(const std::string& col, long data);
73  void setUnsignedShort(const std::string& col, unsigned short data);
74  void setUnsigned(const std::string& col, unsigned data);
75  void setUnsignedLong(const std::string& col, unsigned long data);
76  void setInt32(const std::string& col, int32_t data);
77  void setUnsigned32(const std::string& col, uint32_t data);
78  void setInt64(const std::string& col, int64_t data);
79  void setUnsigned64(const std::string& col, uint64_t data);
80  void setDecimal(const std::string& col, const Decimal& data);
81  void setFloat(const std::string& col, float data);
82  void setDouble(const std::string& col, double data);
83  void setChar(const std::string& col, char data);
84  void setString(const std::string& col, const std::string& data);
85  void setBlob(const std::string& col, const Blob& data);
86  void setDate(const std::string& col, const Date& data);
87  void setTime(const std::string& col, const Time& data);
88  void setDatetime(const std::string& col, const Datetime& data);
89 
94  ICursor* createCursor(unsigned fetchsize);
95 
96  // specfic methods
97 
101  MYSQL_STMT* getStmt();
102  void execute(MYSQL_STMT* stmt, unsigned fetchsize);
103 
107  void putback(MYSQL_STMT* stmt);
108 
109  MYSQL_FIELD* getFields();
110  unsigned getFieldCount();
111  };
112  }
113 }
114 
115 #endif // TNTDB_MYSQL_IMPL_SQLSTATEMENT_H
116