~drizzle-trunk/drizzle/development

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
/*
 * Copyright (C) 2010 Joseph Daly <skinny.moey@gmail.com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   * Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright notice,
 *     this list of conditions and the following disclaimer in the documentation
 *     and/or other materials provided with the distribution.
 *   * Neither the name of Joseph Daly nor the names of its contributors
 *     may be used to endorse or promote products derived from this software
 *     without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

#pragma once

#include <drizzled/plugin/table_function.h>
#include <drizzled/field.h>

#include "user_commands.h"
#include "global_stats.h"
#include "logging_stats.h"

#include <vector>

class GlobalStatementsTool : public drizzled::plugin::TableFunction
{
public:
  GlobalStatementsTool(LoggingStats *logging_stats);

  class Generator : public drizzled::plugin::TableFunction::Generator
  {
  public:
    Generator(drizzled::Field **arg, LoggingStats *logging_stats);

    ~Generator();

    bool populate();

  private:
    GlobalStats *global_stats_to_display; 
    uint32_t count;
  };

  Generator *generator(drizzled::Field **arg)
  {
    return new Generator(arg, logging_stats);
  }

private:
  LoggingStats *logging_stats;
};

class SessionStatementsTool : public drizzled::plugin::TableFunction
{
public:
  SessionStatementsTool(LoggingStats *logging_stats);

  class Generator : public drizzled::plugin::TableFunction::Generator
  {
  public:
    Generator(drizzled::Field **arg, LoggingStats *logging_stats);

    bool populate();

  private:
    UserCommands *user_commands;
    uint32_t count;
  };

  Generator *generator(drizzled::Field **arg)
  {
    return new Generator(arg, logging_stats);
  }

private:
  LoggingStats *logging_stats;
};

class CurrentCommandsTool : public drizzled::plugin::TableFunction
{
public:

  CurrentCommandsTool(LoggingStats *logging_stats);

  class Generator : public drizzled::plugin::TableFunction::Generator
  {
  public:
    Generator(drizzled::Field **arg, LoggingStats *logging_stats);

    bool populate();
  private:
    LoggingStats *inner_logging_stats; 
    Scoreboard *current_scoreboard; 
    uint32_t current_bucket;
    bool isEnabled;
    std::vector<ScoreboardSlot *>::iterator scoreboard_vector_it;
    std::vector<ScoreboardSlot *>::iterator scoreboard_vector_end;
    std::vector<std::vector<ScoreboardSlot* >* >::iterator vector_of_scoreboard_vectors_it;
    std::vector<std::vector<ScoreboardSlot* >* >::iterator vector_of_scoreboard_vectors_end; 
    boost::shared_mutex* current_lock;

    void setVectorIteratorsAndLock(uint32_t bucket_number);
  };

  Generator *generator(drizzled::Field **arg)
  {
    return new Generator(arg, outer_logging_stats);
  }
private:
  LoggingStats *outer_logging_stats;
};

class CumulativeCommandsTool : public drizzled::plugin::TableFunction
{
public:

  CumulativeCommandsTool(LoggingStats *logging_stats);

  class Generator : public drizzled::plugin::TableFunction::Generator
  {
  public:
    Generator(drizzled::Field **arg, LoggingStats *logging_stats);

    bool populate();
  private:
    LoggingStats *inner_logging_stats;
    int32_t record_number;
    int32_t last_valid_index;
  };

  Generator *generator(drizzled::Field **arg)
  {
    return new Generator(arg, outer_logging_stats);
  }
private:
  LoggingStats *outer_logging_stats;
};

class CumulativeUserStatsTool : public drizzled::plugin::TableFunction
{
public:

  CumulativeUserStatsTool(LoggingStats *logging_stats);

  class Generator : public drizzled::plugin::TableFunction::Generator
  {
  public:
    Generator(drizzled::Field **arg, LoggingStats *logging_stats);

    bool populate();
  private:
    LoggingStats *inner_logging_stats;
    int32_t record_number;
    int32_t last_valid_index;
  };

  Generator *generator(drizzled::Field **arg)
  {
    return new Generator(arg, outer_logging_stats);
  }
private:
  LoggingStats *outer_logging_stats;
};

class ScoreboardStatsTool : public drizzled::plugin::TableFunction
{
public:

  ScoreboardStatsTool(LoggingStats *logging_stats);

  class Generator : public drizzled::plugin::TableFunction::Generator
  {
  public:
    Generator(drizzled::Field **arg, LoggingStats *logging_stats);

    bool populate();
  private:
    LoggingStats *inner_logging_stats;
    bool is_last_record;
  };

  Generator *generator(drizzled::Field **arg)
  {
    return new Generator(arg, outer_logging_stats);
  }
private:
  LoggingStats *outer_logging_stats;
};