summaryrefslogtreecommitdiffstats
path: root/comm/mailnews/db/mork/morkRowMap.cpp
blob: a1d415f8d212c1ab7dd6bd54990780d3b5cc3fa7 (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
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-  */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef _MDB_
#  include "mdb.h"
#endif

#ifndef _MORK_
#  include "mork.h"
#endif

#ifndef _MORKNODE_
#  include "morkNode.h"
#endif

#ifndef _MORKENV_
#  include "morkEnv.h"
#endif

#ifndef _MORKMAP_
#  include "morkMap.h"
#endif

#ifndef _MORKROWMAP_
#  include "morkRowMap.h"
#endif

#ifndef _MORKROW_
#  include "morkRow.h"
#endif

// 456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789

// ````` ````` ````` ````` `````
// { ===== begin morkNode interface =====

/*public virtual*/ void morkRowMap::CloseMorkNode(
    morkEnv* ev)  // CloseRowMap() only if open
{
  if (this->IsOpenNode()) {
    this->MarkClosing();
    this->CloseRowMap(ev);
    this->MarkShut();
  }
}

/*public virtual*/
morkRowMap::~morkRowMap()  // assert CloseRowMap() executed earlier
{
  MORK_ASSERT(this->IsShutNode());
}

/*public non-poly*/
morkRowMap::morkRowMap(morkEnv* ev, const morkUsage& inUsage,
                       nsIMdbHeap* ioHeap, nsIMdbHeap* ioSlotHeap,
                       mork_size inSlots)
    : morkMap(ev, inUsage, ioHeap,
              /*inKeySize*/ sizeof(morkRow*), /*inValSize*/ 0, inSlots,
              ioSlotHeap, /*inHoldChanges*/ morkBool_kFalse) {
  if (ev->Good()) mNode_Derived = morkDerived_kRowMap;
}

/*public non-poly*/ void morkRowMap::CloseRowMap(
    morkEnv* ev)  // called by CloseMorkNode();
{
  if (this->IsNode()) {
    this->CloseMap(ev);
    this->MarkShut();
  } else
    this->NonNodeError(ev);
}

// } ===== end morkNode methods =====
// ````` ````` ````` ````` `````

// { ===== begin morkMap poly interface =====
/*virtual*/ mork_bool  //
morkRowMap::Equal(morkEnv* ev, const void* inKeyA, const void* inKeyB) const {
  MORK_USED_1(ev);
  return (*(const morkRow**)inKeyA)->EqualRow(*(const morkRow**)inKeyB);
}

/*virtual*/ mork_u4  //
morkRowMap::Hash(morkEnv* ev, const void* inKey) const {
  MORK_USED_1(ev);
  return (*(const morkRow**)inKey)->HashRow();
}
// } ===== end morkMap poly interface =====

mork_bool morkRowMap::AddRow(morkEnv* ev, morkRow* ioRow) {
  if (ev->Good()) {
    this->Put(ev, &ioRow, /*val*/ (void*)0,
              /*key*/ (void*)0, /*val*/ (void*)0, (mork_change**)0);
  }
  return ev->Good();
}

morkRow* morkRowMap::CutOid(morkEnv* ev, const mdbOid* inOid) {
  morkRow row(inOid);
  morkRow* key = &row;
  morkRow* oldKey = 0;
  this->Cut(ev, &key, &oldKey, /*val*/ (void*)0, (mork_change**)0);

  return oldKey;
}

morkRow* morkRowMap::CutRow(morkEnv* ev, const morkRow* ioRow) {
  morkRow* oldKey = 0;
  this->Cut(ev, &ioRow, &oldKey, /*val*/ (void*)0, (mork_change**)0);

  return oldKey;
}

morkRow* morkRowMap::GetOid(morkEnv* ev, const mdbOid* inOid) {
  morkRow row(inOid);
  morkRow* key = &row;
  morkRow* oldKey = 0;
  this->Get(ev, &key, &oldKey, /*val*/ (void*)0, (mork_change**)0);

  return oldKey;
}

morkRow* morkRowMap::GetRow(morkEnv* ev, const morkRow* ioRow) {
  morkRow* oldKey = 0;
  this->Get(ev, &ioRow, &oldKey, /*val*/ (void*)0, (mork_change**)0);

  return oldKey;
}

// 456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789

// ````` ````` ````` ````` `````
// { ===== begin morkNode interface =====

/*public virtual*/ void morkRowProbeMap::CloseMorkNode(
    morkEnv* ev)  // CloseRowProbeMap() only if open
{
  if (this->IsOpenNode()) {
    this->MarkClosing();
    this->CloseRowProbeMap(ev);
    this->MarkShut();
  }
}

/*public virtual*/
morkRowProbeMap::~morkRowProbeMap()  // assert CloseRowProbeMap() executed
                                     // earlier
{
  MORK_ASSERT(this->IsShutNode());
}

/*public non-poly*/
morkRowProbeMap::morkRowProbeMap(morkEnv* ev, const morkUsage& inUsage,
                                 nsIMdbHeap* ioHeap, nsIMdbHeap* ioSlotHeap,
                                 mork_size inSlots)
    : morkProbeMap(ev, inUsage, ioHeap,
                   /*inKeySize*/ sizeof(morkRow*), /*inValSize*/ 0, ioSlotHeap,
                   inSlots,
                   /*inHoldChanges*/ morkBool_kTrue) {
  if (ev->Good()) mNode_Derived = morkDerived_kRowProbeMap;
}

/*public non-poly*/ void morkRowProbeMap::CloseRowProbeMap(
    morkEnv* ev)  // called by CloseMorkNode();
{
  if (this->IsNode()) {
    this->CloseProbeMap(ev);
    this->MarkShut();
  } else
    this->NonNodeError(ev);
}

// } ===== end morkNode methods =====
// ````` ````` ````` ````` `````

/*virtual*/ mork_test  // hit(a,b) implies hash(a) == hash(b)
morkRowProbeMap::MapTest(morkEnv* ev, const void* inMapKey,
                         const void* inAppKey) const {
  MORK_USED_1(ev);
  const morkRow* key = *(const morkRow**)inMapKey;
  if (key) {
    mork_bool hit = key->EqualRow(*(const morkRow**)inAppKey);
    return (hit) ? morkTest_kHit : morkTest_kMiss;
  } else
    return morkTest_kVoid;
}

/*virtual*/ mork_u4  // hit(a,b) implies hash(a) == hash(b)
morkRowProbeMap::MapHash(morkEnv* ev, const void* inAppKey) const {
  const morkRow* key = *(const morkRow**)inAppKey;
  if (key)
    return key->HashRow();
  else {
    ev->NilPointerWarning();
    return 0;
  }
}

/*virtual*/ mork_u4 morkRowProbeMap::ProbeMapHashMapKey(
    morkEnv* ev, const void* inMapKey) const {
  const morkRow* key = *(const morkRow**)inMapKey;
  if (key)
    return key->HashRow();
  else {
    ev->NilPointerWarning();
    return 0;
  }
}

mork_bool morkRowProbeMap::AddRow(morkEnv* ev, morkRow* ioRow) {
  if (ev->Good()) {
    this->MapAtPut(ev, &ioRow, /*val*/ (void*)0,
                   /*key*/ (void*)0, /*val*/ (void*)0);
  }
  return ev->Good();
}

morkRow* morkRowProbeMap::CutOid(morkEnv* ev, const mdbOid* inOid) {
  MORK_USED_1(inOid);
  morkProbeMap::ProbeMapCutError(ev);

  return 0;
}

morkRow* morkRowProbeMap::CutRow(morkEnv* ev, const morkRow* ioRow) {
  MORK_USED_1(ioRow);
  morkProbeMap::ProbeMapCutError(ev);

  return 0;
}

morkRow* morkRowProbeMap::GetOid(morkEnv* ev, const mdbOid* inOid) {
  morkRow row(inOid);
  morkRow* key = &row;
  morkRow* oldKey = 0;
  this->MapAt(ev, &key, &oldKey, /*val*/ (void*)0);

  return oldKey;
}

morkRow* morkRowProbeMap::GetRow(morkEnv* ev, const morkRow* ioRow) {
  morkRow* oldKey = 0;
  this->MapAt(ev, &ioRow, &oldKey, /*val*/ (void*)0);

  return oldKey;
}

// 456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789