Drizzled Public API Documentation

user_commands.h
1 /*
2  * Copyright (C) 2010 Joseph Daly <skinny.moey@gmail.com>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  *
8  * * Redistributions of source code must retain the above copyright notice,
9  * this list of conditions and the following disclaimer.
10  * * Redistributions in binary form must reproduce the above copyright notice,
11  * this list of conditions and the following disclaimer in the documentation
12  * and/or other materials provided with the distribution.
13  * * Neither the name of Joseph Daly nor the names of its contributors
14  * may be used to endorse or promote products derived from this software
15  * without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
21  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
27  * THE POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #pragma once
31 
32 #include <drizzled/common.h>
33 #include <drizzled/enum.h>
34 #include <string>
35 #include <vector>
36 
37 
39 {
40 public:
41 
42  UserCommands();
43 
44  UserCommands(const UserCommands &user_commands);
45 
46  uint64_t getCount(uint32_t index);
47 
48  void merge(UserCommands *user_commands);
49 
50  void reset();
51 
52  void logCommand(drizzled::enum_sql_command sql_command);
53 
54  static uint32_t getStatusVarsCount()
55  {
56  return drizzled::SQLCOM_END;
57  }
58 
59  static uint32_t getUserCounts()
60  {
61  return COUNT_END;
62  }
63 
64  static const char *COM_STATUS_VARS[];
65 
66  static const char *USER_COUNTS[];
67 
68  enum command_count_index {
69  COUNT_SELECT,
70  COUNT_DELETE,
71  COUNT_UPDATE,
72  COUNT_INSERT,
73  COUNT_ROLLBACK,
74  COUNT_COMMIT,
75  COUNT_CREATE,
76  COUNT_ALTER,
77  COUNT_DROP,
78  COUNT_ADMIN,
79  /* add new COUNT_* values above this entry */
80  COUNT_END
81  };
82 
83  uint64_t getUserCount(uint32_t index);
84 
85 private:
86  void init();
87 
88  void incrementCount(uint32_t index, uint32_t i= 1);
89 
90  std::vector<uint64_t> vector_of_command_counts;
91 };
92