Drizzled Public API Documentation

status_vars.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_fwd.h>
33 
35 {
36 public:
37  StatusVars();
38 
39  StatusVars(const StatusVars &status_vars);
40 
41  ~StatusVars();
42 
43  void reset();
44 
45  void logStatusVar(drizzled::Session *session);
46 
47  bool hasBeenFlushed(drizzled::Session *session);
48 
49  void merge(StatusVars *status_vars);
50 
51  void copySystemStatusVar(drizzled::system_status_var *to_var,
52  drizzled::system_status_var *from_var);
53 
54  void copyGlobalVariables(StatusVars *status_vars);
55 
56  drizzled::system_status_var* getStatusVarCounters()
57  {
58  return status_var_counters;
59  }
60 
61  uint64_t sent_row_count;
62 
63 private:
64  drizzled::system_status_var *status_var_counters;
65 
66 };
67