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pfs_visitor.h
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1 /* Copyright (c) 2010, 2011, Oracle and/or its affiliates. All rights reserved.
2 
3  This program is free software; you can redistribute it and/or modify
4  it under the terms of the GNU General Public License as published by
5  the Free Software Foundation; version 2 of the License.
6 
7  This program is distributed in the hope that it will be useful,
8  but WITHOUT ANY WARRANTY; without even the implied warranty of
9  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  GNU General Public License for more details.
11 
12  You should have received a copy of the GNU General Public License
13  along with this program; if not, write to the Free Software Foundation,
14  51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
15 
16 #ifndef PFS_VISITOR_H
17 #define PFS_VISITOR_H
18 
19 #include "pfs_stat.h"
20 
31 struct PFS_user;
32 struct PFS_account;
33 struct PFS_host;
34 struct PFS_thread;
35 struct PFS_instr_class;
36 struct PFS_mutex_class;
37 struct PFS_rwlock_class;
38 struct PFS_cond_class;
39 struct PFS_file_class;
40 struct PFS_socket_class;
41 struct PFS_table_share;
42 struct PFS_mutex;
43 struct PFS_rwlock;
44 struct PFS_cond;
45 struct PFS_file;
46 struct PFS_table;
47 struct PFS_stage_class;
48 struct PFS_statement_class;
49 struct PFS_socket;
50 struct PFS_connection_slice;
51 
56 class PFS_connection_visitor
57 {
58 public:
59  PFS_connection_visitor() {}
60  virtual ~PFS_connection_visitor() {}
62  virtual void visit_global() {}
64  virtual void visit_host(PFS_host *pfs) {}
66  virtual void visit_account(PFS_account *pfs) {}
68  virtual void visit_user(PFS_user *pfs) {}
70  virtual void visit_thread(PFS_thread *pfs) {}
71 };
72 
77 class PFS_connection_iterator
78 {
79 public:
88  static void visit_global(bool with_hosts, bool with_users,
89  bool with_accounts, bool with_threads,
90  PFS_connection_visitor *visitor);
98  static void visit_host(PFS_host *host, bool with_accounts, bool with_threads,
99  PFS_connection_visitor *visitor);
107  static void visit_user(PFS_user *user, bool with_accounts, bool with_threads,
108  PFS_connection_visitor *visitor);
115  static void visit_account(PFS_account *account, bool with_threads,
116  PFS_connection_visitor *visitor);
122  static inline void visit_thread(PFS_thread *thread,
123  PFS_connection_visitor *visitor)
124  { visitor->visit_thread(thread); }
125 };
126 
131 class PFS_instance_visitor
132 {
133 public:
134  PFS_instance_visitor() {}
135  virtual ~PFS_instance_visitor() {}
137  virtual void visit_mutex_class(PFS_mutex_class *pfs) {}
139  virtual void visit_rwlock_class(PFS_rwlock_class *pfs) {}
141  virtual void visit_cond_class(PFS_cond_class *pfs) {}
143  virtual void visit_file_class(PFS_file_class *pfs) {}
145  virtual void visit_socket_class(PFS_socket_class *pfs) {}
147  virtual void visit_mutex(PFS_mutex *pfs) {}
149  virtual void visit_rwlock(PFS_rwlock *pfs) {}
151  virtual void visit_cond(PFS_cond *pfs) {}
153  virtual void visit_file(PFS_file *pfs) {}
155  virtual void visit_socket(PFS_socket *pfs) {}
156 };
157 
162 class PFS_instance_iterator
163 {
164 public:
165  static void visit_all(PFS_instance_visitor *visitor);
166  static void visit_all_mutex(PFS_instance_visitor *visitor);
167  static void visit_all_mutex_classes(PFS_instance_visitor *visitor);
168  static void visit_all_mutex_instances(PFS_instance_visitor *visitor);
169  static void visit_all_rwlock(PFS_instance_visitor *visitor);
170  static void visit_all_rwlock_classes(PFS_instance_visitor *visitor);
171  static void visit_all_rwlock_instances(PFS_instance_visitor *visitor);
172  static void visit_all_cond(PFS_instance_visitor *visitor);
173  static void visit_all_cond_classes(PFS_instance_visitor *visitor);
174  static void visit_all_cond_instances(PFS_instance_visitor *visitor);
175  static void visit_all_file(PFS_instance_visitor *visitor);
176  static void visit_all_file_classes(PFS_instance_visitor *visitor);
177  static void visit_all_file_instances(PFS_instance_visitor *visitor);
178 
184  static void visit_mutex_instances(PFS_mutex_class *klass,
185  PFS_instance_visitor *visitor);
191  static void visit_rwlock_instances(PFS_rwlock_class *klass,
192  PFS_instance_visitor *visitor);
198  static void visit_cond_instances(PFS_cond_class *klass,
199  PFS_instance_visitor *visitor);
205  static void visit_file_instances(PFS_file_class *klass,
206  PFS_instance_visitor *visitor);
212  static void visit_socket_instances(PFS_socket_class *klass,
213  PFS_instance_visitor *visitor);
221  static void visit_socket_instances(PFS_socket_class *klass,
222  PFS_instance_visitor *visitor,
223  PFS_thread *thread,
224  bool visit_class= true);
232  static void visit_instances(PFS_instr_class *klass,
233  PFS_instance_visitor *visitor,
234  PFS_thread *thread,
235  bool visit_class= true);
236 };
237 
242 class PFS_object_visitor
243 {
244 public:
245  PFS_object_visitor() {}
246  virtual ~PFS_object_visitor() {}
248  virtual void visit_global() {}
250  virtual void visit_table_share(PFS_table_share *pfs) {}
252  virtual void visit_table_share_index(PFS_table_share *pfs, uint index) {}
254  virtual void visit_table(PFS_table *pfs) {}
256  virtual void visit_table_index(PFS_table *pfs, uint index) {}
257 };
258 
263 class PFS_object_iterator
264 {
265 public:
267  static void visit_all(PFS_object_visitor *visitor);
269  static void visit_all_tables(PFS_object_visitor *visitor);
271  static void visit_tables(PFS_table_share *share,
272  PFS_object_visitor *visitor);
274  static void visit_table_indexes(PFS_table_share *share,
275  uint index,
276  PFS_object_visitor *visitor);
277 };
278 
283 class PFS_connection_wait_visitor : public PFS_connection_visitor
284 {
285 public:
287  PFS_connection_wait_visitor(PFS_instr_class *klass);
288  virtual ~PFS_connection_wait_visitor();
289  virtual void visit_global();
290  virtual void visit_host(PFS_host *pfs);
291  virtual void visit_account(PFS_account *pfs);
292  virtual void visit_user(PFS_user *pfs);
293  virtual void visit_thread(PFS_thread *pfs);
294 
296  uint m_index;
298  PFS_single_stat m_stat;
299 };
300 
305 class PFS_connection_all_wait_visitor : public PFS_connection_visitor
306 {
307 public:
309  PFS_connection_all_wait_visitor();
310  virtual ~PFS_connection_all_wait_visitor();
311  virtual void visit_global();
312  virtual void visit_host(PFS_host *pfs);
313  virtual void visit_account(PFS_account *pfs);
314  virtual void visit_user(PFS_user *pfs);
315  virtual void visit_thread(PFS_thread *pfs);
316 
318  PFS_single_stat m_stat;
319 
320 private:
321  void visit_connection_slice(PFS_connection_slice *pfs);
322 };
323 
328 class PFS_connection_stage_visitor : public PFS_connection_visitor
329 {
330 public:
332  PFS_connection_stage_visitor(PFS_stage_class *klass);
333  virtual ~PFS_connection_stage_visitor();
334  virtual void visit_global();
335  virtual void visit_host(PFS_host *pfs);
336  virtual void visit_account(PFS_account *pfs);
337  virtual void visit_user(PFS_user *pfs);
338  virtual void visit_thread(PFS_thread *pfs);
339 
341  uint m_index;
343  PFS_stage_stat m_stat;
344 };
345 
350 class PFS_connection_statement_visitor : public PFS_connection_visitor
351 {
352 public:
354  PFS_connection_statement_visitor(PFS_statement_class *klass);
355  virtual ~PFS_connection_statement_visitor();
356  virtual void visit_global();
357  virtual void visit_host(PFS_host *pfs);
358  virtual void visit_account(PFS_account *pfs);
359  virtual void visit_user(PFS_user *pfs);
360  virtual void visit_thread(PFS_thread *pfs);
361 
363  uint m_index;
365  PFS_statement_stat m_stat;
366 };
367 
372 class PFS_connection_all_statement_visitor : public PFS_connection_visitor
373 {
374 public:
376  PFS_connection_all_statement_visitor();
377  virtual ~PFS_connection_all_statement_visitor();
378  virtual void visit_global();
379  virtual void visit_host(PFS_host *pfs);
380  virtual void visit_account(PFS_account *pfs);
381  virtual void visit_user(PFS_user *pfs);
382  virtual void visit_thread(PFS_thread *pfs);
383 
385  PFS_statement_stat m_stat;
386 
387 private:
388  void visit_connection_slice(PFS_connection_slice *pfs);
389 };
390 
395 class PFS_connection_stat_visitor : public PFS_connection_visitor
396 {
397 public:
399  PFS_connection_stat_visitor();
400  virtual ~PFS_connection_stat_visitor();
401  virtual void visit_global();
402  virtual void visit_host(PFS_host *pfs);
403  virtual void visit_account(PFS_account *pfs);
404  virtual void visit_user(PFS_user *pfs);
405  virtual void visit_thread(PFS_thread *pfs);
406 
408  PFS_connection_stat m_stat;
409 };
410 
415 class PFS_instance_wait_visitor : public PFS_instance_visitor
416 {
417 public:
418  PFS_instance_wait_visitor();
419  virtual ~PFS_instance_wait_visitor();
420  virtual void visit_mutex_class(PFS_mutex_class *pfs);
421  virtual void visit_rwlock_class(PFS_rwlock_class *pfs);
422  virtual void visit_cond_class(PFS_cond_class *pfs);
423  virtual void visit_file_class(PFS_file_class *pfs);
424  virtual void visit_socket_class(PFS_socket_class *pfs);
425  virtual void visit_mutex(PFS_mutex *pfs);
426  virtual void visit_rwlock(PFS_rwlock *pfs);
427  virtual void visit_cond(PFS_cond *pfs);
428  virtual void visit_file(PFS_file *pfs);
429  virtual void visit_socket(PFS_socket *pfs);
430 
432  PFS_single_stat m_stat;
433 };
434 
439 class PFS_object_wait_visitor : public PFS_object_visitor
440 {
441 public:
442  PFS_object_wait_visitor();
443  virtual ~PFS_object_wait_visitor();
444  virtual void visit_global();
445  virtual void visit_table_share(PFS_table_share *pfs);
446  virtual void visit_table(PFS_table *pfs);
447 
449  PFS_single_stat m_stat;
450 };
451 
456 class PFS_table_io_wait_visitor : public PFS_object_visitor
457 {
458 public:
459  PFS_table_io_wait_visitor();
460  virtual ~PFS_table_io_wait_visitor();
461  virtual void visit_global();
462  virtual void visit_table_share(PFS_table_share *pfs);
463  virtual void visit_table(PFS_table *pfs);
464 
466  PFS_single_stat m_stat;
467 };
468 
473 class PFS_table_io_stat_visitor : public PFS_object_visitor
474 {
475 public:
476  PFS_table_io_stat_visitor();
477  virtual ~PFS_table_io_stat_visitor();
478  virtual void visit_table_share(PFS_table_share *pfs);
479  virtual void visit_table(PFS_table *pfs);
480 
482  PFS_table_io_stat m_stat;
483 };
484 
489 class PFS_index_io_stat_visitor : public PFS_object_visitor
490 {
491 public:
492  PFS_index_io_stat_visitor();
493  virtual ~PFS_index_io_stat_visitor();
494  virtual void visit_table_share_index(PFS_table_share *pfs, uint index);
495  virtual void visit_table_index(PFS_table *pfs, uint index);
496 
498  PFS_table_io_stat m_stat;
499 };
500 
505 class PFS_table_lock_wait_visitor : public PFS_object_visitor
506 {
507 public:
508  PFS_table_lock_wait_visitor();
509  virtual ~PFS_table_lock_wait_visitor();
510  virtual void visit_global();
511  virtual void visit_table_share(PFS_table_share *pfs);
512  virtual void visit_table(PFS_table *pfs);
513 
515  PFS_single_stat m_stat;
516 };
517 
522 class PFS_table_lock_stat_visitor : public PFS_object_visitor
523 {
524 public:
525  PFS_table_lock_stat_visitor();
526  virtual ~PFS_table_lock_stat_visitor();
527  virtual void visit_table_share(PFS_table_share *pfs);
528  virtual void visit_table(PFS_table *pfs);
529 
531  PFS_table_lock_stat m_stat;
532 };
533 
538 class PFS_instance_socket_io_stat_visitor : public PFS_instance_visitor
539 {
540 public:
541  PFS_instance_socket_io_stat_visitor();
542  virtual ~PFS_instance_socket_io_stat_visitor();
543  virtual void visit_socket_class(PFS_socket_class *pfs);
544  virtual void visit_socket(PFS_socket *pfs);
545 
547  PFS_socket_io_stat m_socket_io_stat;
548 };
549 
554 class PFS_instance_file_io_stat_visitor : public PFS_instance_visitor
555 {
556 public:
557  PFS_instance_file_io_stat_visitor();
558  virtual ~PFS_instance_file_io_stat_visitor();
559  virtual void visit_file_class(PFS_file_class *pfs);
560  virtual void visit_file(PFS_file *pfs);
561 
563  PFS_file_io_stat m_file_io_stat;
564 };
565 
567 #endif
568