aboutsummaryrefslogtreecommitdiff
path: root/odb/oracle/database.hxx
blob: a7df050ba3ffb4db248fad74b5318ccccc6f7469 (plain)
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
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
// file      : odb/oracle/database.hxx
// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
// license   : ODB NCUEL; see accompanying LICENSE file

#ifndef ODB_ORACLE_DATABASE_HXX
#define ODB_ORACLE_DATABASE_HXX

#include <odb/pre.hxx>

#include <string>
#include <memory> // std::auto_ptr, std::unique_ptr
#include <iosfwd> // std::ostream

#include <odb/database.hxx>
#include <odb/details/unique-ptr.hxx>
#include <odb/details/transfer-ptr.hxx>

#include <odb/oracle/version.hxx>
#include <odb/oracle/forward.hxx>
#include <odb/oracle/query.hxx>
#include <odb/oracle/tracer.hxx>
#include <odb/oracle/connection.hxx>
#include <odb/oracle/connection-factory.hxx>
#include <odb/oracle/auto-handle.hxx>
#include <odb/oracle/oracle-fwd.hxx>

#include <odb/oracle/details/export.hxx>

namespace odb
{
  namespace oracle
  {
    class transaction_impl;

    class LIBODB_ORACLE_EXPORT database: public odb::database
    {
    public:
      database (const std::string& user,
                const std::string& password,
                const std::string& db,
                ub2 charset = 0,
                ub2 ncharset = 0,
                OCIEnv* environment = 0,
                details::transfer_ptr<connection_factory> =
                  details::transfer_ptr<connection_factory> ());

      database (const std::string& user,
                const std::string& password,
                const std::string& service,
                const std::string& host,
                unsigned int port = 0,
                ub2 charset = 0,
                ub2 ncharset = 0,
                OCIEnv* environment = 0,
                details::transfer_ptr<connection_factory> =
                  details::transfer_ptr<connection_factory> ());

      // Extract the database parameters from the command line. The
      // following options are recognized:
      //
      // --user
      // --password
      // --database
      // --service
      // --host
      // --port
      // --options-file
      //
      // For more information, see the output of the print_usage() function
      // below. If erase is true, the above options are removed from the
      // argv array and the argc count is updated accordingly. This
      // constructor may throw the cli_exception exception.
      //
      database (int& argc,
                char* argv[],
                bool erase = false,
                ub2 charset = 0,
                ub2 ncharset = 0,
                OCIEnv* environment = 0,
                details::transfer_ptr<connection_factory> =
                  details::transfer_ptr<connection_factory> ());

      static void
      print_usage (std::ostream&);

      // Object persistence API.
      //
    public:

      // Make the object persistent.
      //
      template <typename T>
      typename object_traits<T>::id_type
      persist (T& object);

      template <typename T>
      typename object_traits<T>::id_type
      persist (const T& object);

      template <typename T>
      typename object_traits<T>::id_type
      persist (T* obj_ptr);

      template <typename T, template <typename> class P>
      typename object_traits<T>::id_type
      persist (const P<T>& obj_ptr);

      template <typename T, typename A1, template <typename, typename> class P>
      typename object_traits<T>::id_type
      persist (const P<T, A1>& obj_ptr);

      template <typename T, template <typename> class P>
      typename object_traits<T>::id_type
      persist (P<T>& obj_ptr);

      template <typename T, typename A1, template <typename, typename> class P>
      typename object_traits<T>::id_type
      persist (P<T, A1>& obj_ptr);

      template <typename T>
      typename object_traits<T>::id_type
      persist (const typename object_traits<T>::pointer_type& obj_ptr);

      // Load an object. Throw object_not_persistent if not found.
      //
      template <typename T>
      typename object_traits<T>::pointer_type
      load (const typename object_traits<T>::id_type& id);

      template <typename T>
      void
      load (const typename object_traits<T>::id_type& id, T& object);

      // Load (or reload, if it is already loaded) a section of an object.
      //
      template <typename T>
      void
      load (T& object, section&);

      // Reload an object.
      //
      template <typename T>
      void
      reload (T& object);

      template <typename T>
      void
      reload (T* obj_ptr);

      template <typename T, template <typename> class P>
      void
      reload (const P<T>& obj_ptr);

      template <typename T, typename A1, template <typename, typename> class P>
      void
      reload (const P<T, A1>& obj_ptr);

      template <typename T, template <typename> class P>
      void
      reload (P<T>& obj_ptr);

      template <typename T, typename A1, template <typename, typename> class P>
      void
      reload (P<T, A1>& obj_ptr);

      template <typename T>
      void
      reload (const typename object_traits<T>::pointer_type& obj_ptr);

      // Loan an object if found. Return NULL/false if not found.
      //
      template <typename T>
      typename object_traits<T>::pointer_type
      find (const typename object_traits<T>::id_type& id);

      template <typename T>
      bool
      find (const typename object_traits<T>::id_type& id, T& object);

      // Update the state of a modified objects.
      //
      template <typename T>
      void
      update (T& object);

      template <typename T>
      void
      update (T* obj_ptr);

      template <typename T, template <typename> class P>
      void
      update (const P<T>& obj_ptr);

      template <typename T, typename A1, template <typename, typename> class P>
      void
      update (const P<T, A1>& obj_ptr);

      template <typename T, template <typename> class P>
      void
      update (P<T>& obj_ptr);

      template <typename T, typename A1, template <typename, typename> class P>
      void
      update (P<T, A1>& obj_ptr);

      template <typename T>
      void
      update (const typename object_traits<T>::pointer_type& obj_ptr);

      // Update a section of an object. Throws the section_not_loaded
      // exception if the section is not loaded. Note also that this
      // function does not clear the changed flag if it is set.
      //
      template <typename T>
      void
      update (const T& object, const section&);

      // Make the object transient. Throw object_not_persistent if not
      // found.
      //
      template <typename T>
      void
      erase (const typename object_traits<T>::id_type& id);

      template <typename T>
      void
      erase (T& object);

      template <typename T>
      void
      erase (T* obj_ptr);

      template <typename T, template <typename> class P>
      void
      erase (const P<T>& obj_ptr);

      template <typename T, typename A1, template <typename, typename> class P>
      void
      erase (const P<T, A1>& obj_ptr);

      template <typename T, template <typename> class P>
      void
      erase (P<T>& obj_ptr);

      template <typename T, typename A1, template <typename, typename> class P>
      void
      erase (P<T, A1>& obj_ptr);

      template <typename T>
      void
      erase (const typename object_traits<T>::pointer_type& obj_ptr);

      // Erase multiple objects matching a query predicate.
      //
      template <typename T>
      unsigned long long
      erase_query ();

      template <typename T>
      unsigned long long
      erase_query (const char*);

      template <typename T>
      unsigned long long
      erase_query (const std::string&);

      template <typename T>
      unsigned long long
      erase_query (const oracle::query_base&);

      template <typename T>
      unsigned long long
      erase_query (const odb::query_base&);

      // Query API.
      //
      template <typename T>
      result<T>
      query ();

      template <typename T>
      result<T>
      query (const char*);

      template <typename T>
      result<T>
      query (const std::string&);

      template <typename T>
      result<T>
      query (const oracle::query_base&);

      template <typename T>
      result<T>
      query (const odb::query_base&);

      // Query one API.
      //
      template <typename T>
      typename object_traits<T>::pointer_type
      query_one ();

      template <typename T>
      bool
      query_one (T& object);

      template <typename T>
      T
      query_value ();

      template <typename T>
      typename object_traits<T>::pointer_type
      query_one (const char*);

      template <typename T>
      bool
      query_one (const char*, T& object);

      template <typename T>
      T
      query_value (const char*);

      template <typename T>
      typename object_traits<T>::pointer_type
      query_one (const std::string&);

      template <typename T>
      bool
      query_one (const std::string&, T& object);

      template <typename T>
      T
      query_value (const std::string&);

      template <typename T>
      typename object_traits<T>::pointer_type
      query_one (const oracle::query_base&);

      template <typename T>
      bool
      query_one (const oracle::query_base&, T& object);

      template <typename T>
      T
      query_value (const oracle::query_base&);

      template <typename T>
      typename object_traits<T>::pointer_type
      query_one (const odb::query_base&);

      template <typename T>
      bool
      query_one (const odb::query_base&, T& object);

      template <typename T>
      T
      query_value (const odb::query_base&);

      // Query preparation.
      //
      template <typename T>
      prepared_query<T>
      prepare_query (const char* name, const char*);

      template <typename T>
      prepared_query<T>
      prepare_query (const char* name, const std::string&);

      template <typename T>
      prepared_query<T>
      prepare_query (const char* name, const oracle::query_base&);

      template <typename T>
      prepared_query<T>
      prepare_query (const char* name, const odb::query_base&);

      // Transactions.
      //
    public:
      virtual transaction_impl*
      begin ();

    public:
      connection_ptr
      connection ();

    public:
      const std::string&
      user () const
      {
        return user_;
      }

      const std::string&
      password () const
      {
        return password_;
      }

      const std::string&
      db () const
      {
        return db_;
      }

      const std::string&
      service () const
      {
        return service_;
      }

      const std::string&
      host () const
      {
        return host_;
      }

      unsigned int
      port () const
      {
        return port_;
      }

      ub2
      charset () const
      {
        return charset_;
      }

      ub2
      ncharset () const
      {
        return ncharset_;
      }

      OCIEnv*
      environment ()
      {
        return environment_;
      }

      // SQL statement tracing.
      //
    public:
      typedef oracle::tracer tracer_type;

      void
      tracer (tracer_type& t)
      {
        odb::database::tracer (t);
      }

      void
      tracer (tracer_type* t)
      {
        odb::database::tracer (t);
      }

      using odb::database::tracer;

      // Database schema version.
      //
    protected:
      virtual const schema_version_info&
      load_schema_version (const std::string& schema_name) const;

    public:
      // Database id constant (useful for meta-programming).
      //
      static const odb::database_id database_id = id_oracle;

    public:
      virtual
      ~database ();

    protected:
      virtual odb::connection*
      connection_ ();

    private:
      std::string user_;
      std::string password_;

      std::string db_;

      std::string service_;
      std::string host_;
      unsigned int port_;

      ub2 charset_;
      ub2 ncharset_;

      auto_handle<OCIEnv> auto_environment_;
      OCIEnv* environment_;

      details::unique_ptr<connection_factory> factory_;
    };
  }
}

#include <odb/oracle/database.ixx>

#include <odb/post.hxx>

#endif // ODB_ORACLE_DATABASE_HXX