Dining Philosophers Problem (DPP) example for the QP active object framework. Demonstrates: event-driven programming, hierarchical state machines in C++, modeling and graphical state machine design, code generation, preemptive multitasking, software tracing, power saving mode, direct event posting, publish-subscribe. More information available in the [[/users/QL/notebook|Quantum Leaps Notebook pages]]. See also [[http://www.state-machine.com|state-machine.com]].
table.cpp@5:15aad9bccbbd, 2012-09-05 (annotated)
- Committer:
- QL
- Date:
- Wed Sep 05 13:50:21 2012 +0000
- Revision:
- 5:15aad9bccbbd
- Parent:
- 4:6189d844a1a2
enabled the QK_PREEMPTIVE option
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
QL | 0:efb9ac8d1a88 | 1 | ////////////////////////////////////////////////////////////////////////////// |
QL | 4:6189d844a1a2 | 2 | // Model: dpp.qm |
QL | 4:6189d844a1a2 | 3 | // File: ././table.cpp |
QL | 0:efb9ac8d1a88 | 4 | // |
QL | 4:6189d844a1a2 | 5 | // This file has been generated automatically by QP Modeler (QM). |
QL | 4:6189d844a1a2 | 6 | // DO NOT EDIT THIS FILE MANUALLY. |
QL | 0:efb9ac8d1a88 | 7 | // |
QL | 4:6189d844a1a2 | 8 | // Please visit www.state-machine.com/qm for more information. |
QL | 0:efb9ac8d1a88 | 9 | ////////////////////////////////////////////////////////////////////////////// |
QL | 0:efb9ac8d1a88 | 10 | #include "qp_port.h" |
QL | 0:efb9ac8d1a88 | 11 | #include "dpp.h" |
QL | 0:efb9ac8d1a88 | 12 | #include "bsp.h" |
QL | 0:efb9ac8d1a88 | 13 | |
QL | 4:6189d844a1a2 | 14 | namespace DPP { |
QL | 4:6189d844a1a2 | 15 | |
QL | 0:efb9ac8d1a88 | 16 | Q_DEFINE_THIS_FILE |
QL | 0:efb9ac8d1a88 | 17 | |
QL | 0:efb9ac8d1a88 | 18 | // Active object class ------------------------------------------------------- |
QL | 4:6189d844a1a2 | 19 | // @(/2/1) ................................................................... |
QL | 4:6189d844a1a2 | 20 | class Table : public QP::QActive { |
QL | 0:efb9ac8d1a88 | 21 | private: |
QL | 0:efb9ac8d1a88 | 22 | uint8_t m_fork[N_PHILO]; |
QL | 4:6189d844a1a2 | 23 | bool m_isHungry[N_PHILO]; |
QL | 0:efb9ac8d1a88 | 24 | |
QL | 0:efb9ac8d1a88 | 25 | public: |
QL | 0:efb9ac8d1a88 | 26 | Table(); |
QL | 0:efb9ac8d1a88 | 27 | |
QL | 4:6189d844a1a2 | 28 | protected: |
QL | 4:6189d844a1a2 | 29 | static QP::QState initial(Table * const me, QP::QEvt const * const e); |
QL | 4:6189d844a1a2 | 30 | static QP::QState active(Table * const me, QP::QEvt const * const e); |
QL | 4:6189d844a1a2 | 31 | static QP::QState serving(Table * const me, QP::QEvt const * const e); |
QL | 4:6189d844a1a2 | 32 | static QP::QState paused(Table * const me, QP::QEvt const * const e); |
QL | 0:efb9ac8d1a88 | 33 | }; |
QL | 0:efb9ac8d1a88 | 34 | |
QL | 4:6189d844a1a2 | 35 | // helper function to provide the RIGHT neighbour of a Philo[n] |
QL | 4:6189d844a1a2 | 36 | inline uint8_t RIGHT(uint8_t const n) { |
QL | 4:6189d844a1a2 | 37 | return static_cast<uint8_t>((n + (N_PHILO - 1U)) % N_PHILO); |
QL | 4:6189d844a1a2 | 38 | } |
QL | 4:6189d844a1a2 | 39 | |
QL | 4:6189d844a1a2 | 40 | // helper function to provide the LEFT neighbour of a Philo[n] |
QL | 4:6189d844a1a2 | 41 | inline uint8_t LEFT(uint8_t const n) { |
QL | 4:6189d844a1a2 | 42 | return static_cast<uint8_t>((n + 1U) % N_PHILO); |
QL | 4:6189d844a1a2 | 43 | } |
QL | 4:6189d844a1a2 | 44 | |
QL | 4:6189d844a1a2 | 45 | static uint8_t const FREE = static_cast<uint8_t>(0); |
QL | 4:6189d844a1a2 | 46 | static uint8_t const USED = static_cast<uint8_t>(1); |
QL | 4:6189d844a1a2 | 47 | |
QL | 4:6189d844a1a2 | 48 | static char_t const * const THINKING = &"thinking"[0]; |
QL | 4:6189d844a1a2 | 49 | static char_t const * const HUNGRY = &"hungry "[0]; |
QL | 4:6189d844a1a2 | 50 | static char_t const * const EATING = &"eating "[0]; |
QL | 0:efb9ac8d1a88 | 51 | |
QL | 0:efb9ac8d1a88 | 52 | // Local objects ------------------------------------------------------------- |
QL | 4:6189d844a1a2 | 53 | static Table l_table; // the single instance of the Table active object |
QL | 0:efb9ac8d1a88 | 54 | |
QL | 4:6189d844a1a2 | 55 | // Global-scope objects ------------------------------------------------------ |
QL | 4:6189d844a1a2 | 56 | QP::QActive * const AO_Table = &l_table; // "opaque" AO pointer |
QL | 0:efb9ac8d1a88 | 57 | |
QL | 0:efb9ac8d1a88 | 58 | //............................................................................ |
QL | 4:6189d844a1a2 | 59 | // @(/2/1) ................................................................... |
QL | 4:6189d844a1a2 | 60 | // @(/2/1/2) ................................................................. |
QL | 4:6189d844a1a2 | 61 | Table::Table() |
QL | 4:6189d844a1a2 | 62 | : QActive(Q_STATE_CAST(&Table::initial)) |
QL | 4:6189d844a1a2 | 63 | { |
QL | 4:6189d844a1a2 | 64 | for (uint8_t n = 0U; n < N_PHILO; ++n) { |
QL | 0:efb9ac8d1a88 | 65 | m_fork[n] = FREE; |
QL | 4:6189d844a1a2 | 66 | m_isHungry[n] = false; |
QL | 0:efb9ac8d1a88 | 67 | } |
QL | 0:efb9ac8d1a88 | 68 | } |
QL | 4:6189d844a1a2 | 69 | |
QL | 4:6189d844a1a2 | 70 | // @(/2/1/3) ................................................................. |
QL | 4:6189d844a1a2 | 71 | // @(/2/1/3/0) |
QL | 4:6189d844a1a2 | 72 | QP::QState Table::initial(Table * const me, QP::QEvt const * const e) { |
QL | 4:6189d844a1a2 | 73 | (void)e; // suppress the compiler warning about unused parameter |
QL | 0:efb9ac8d1a88 | 74 | |
QL | 0:efb9ac8d1a88 | 75 | QS_OBJ_DICTIONARY(&l_table); |
QL | 4:6189d844a1a2 | 76 | QS_FUN_DICTIONARY(&QP::QHsm::top); |
QL | 0:efb9ac8d1a88 | 77 | QS_FUN_DICTIONARY(&Table::initial); |
QL | 4:6189d844a1a2 | 78 | QS_FUN_DICTIONARY(&Table::active); |
QL | 0:efb9ac8d1a88 | 79 | QS_FUN_DICTIONARY(&Table::serving); |
QL | 4:6189d844a1a2 | 80 | QS_FUN_DICTIONARY(&Table::paused); |
QL | 0:efb9ac8d1a88 | 81 | |
QL | 4:6189d844a1a2 | 82 | QS_SIG_DICTIONARY(DONE_SIG, (void *)0); // global signals |
QL | 4:6189d844a1a2 | 83 | QS_SIG_DICTIONARY(EAT_SIG, (void *)0); |
QL | 4:6189d844a1a2 | 84 | QS_SIG_DICTIONARY(PAUSE_SIG, (void *)0); |
QL | 4:6189d844a1a2 | 85 | QS_SIG_DICTIONARY(TERMINATE_SIG, (void *)0); |
QL | 0:efb9ac8d1a88 | 86 | |
QL | 4:6189d844a1a2 | 87 | QS_SIG_DICTIONARY(HUNGRY_SIG, me); // signal just for Table |
QL | 0:efb9ac8d1a88 | 88 | |
QL | 0:efb9ac8d1a88 | 89 | me->subscribe(DONE_SIG); |
QL | 4:6189d844a1a2 | 90 | me->subscribe(PAUSE_SIG); |
QL | 0:efb9ac8d1a88 | 91 | me->subscribe(TERMINATE_SIG); |
QL | 0:efb9ac8d1a88 | 92 | |
QL | 4:6189d844a1a2 | 93 | for (uint8_t n = 0U; n < N_PHILO; ++n) { |
QL | 4:6189d844a1a2 | 94 | me->m_fork[n] = FREE; |
QL | 4:6189d844a1a2 | 95 | me->m_isHungry[n] = false; |
QL | 4:6189d844a1a2 | 96 | BSP_displayPhilStat(n, THINKING); |
QL | 4:6189d844a1a2 | 97 | } |
QL | 0:efb9ac8d1a88 | 98 | return Q_TRAN(&Table::serving); |
QL | 0:efb9ac8d1a88 | 99 | } |
QL | 4:6189d844a1a2 | 100 | // @(/2/1/3/1) ............................................................... |
QL | 4:6189d844a1a2 | 101 | QP::QState Table::active(Table * const me, QP::QEvt const * const e) { |
QL | 4:6189d844a1a2 | 102 | QP::QState status; |
QL | 0:efb9ac8d1a88 | 103 | switch (e->sig) { |
QL | 4:6189d844a1a2 | 104 | // @(/2/1/3/1/0) |
QL | 4:6189d844a1a2 | 105 | case TERMINATE_SIG: { |
QL | 4:6189d844a1a2 | 106 | BSP_terminate(0); |
QL | 4:6189d844a1a2 | 107 | status = Q_HANDLED(); |
QL | 4:6189d844a1a2 | 108 | break; |
QL | 4:6189d844a1a2 | 109 | } |
QL | 4:6189d844a1a2 | 110 | // @(/2/1/3/1/1) |
QL | 4:6189d844a1a2 | 111 | case EAT_SIG: { |
QL | 4:6189d844a1a2 | 112 | Q_ERROR(); |
QL | 4:6189d844a1a2 | 113 | status = Q_HANDLED(); |
QL | 4:6189d844a1a2 | 114 | break; |
QL | 4:6189d844a1a2 | 115 | } |
QL | 4:6189d844a1a2 | 116 | default: { |
QL | 4:6189d844a1a2 | 117 | status = Q_SUPER(&QHsm::top); |
QL | 4:6189d844a1a2 | 118 | break; |
QL | 4:6189d844a1a2 | 119 | } |
QL | 4:6189d844a1a2 | 120 | } |
QL | 4:6189d844a1a2 | 121 | return status; |
QL | 4:6189d844a1a2 | 122 | } |
QL | 4:6189d844a1a2 | 123 | // @(/2/1/3/1/2) ............................................................. |
QL | 4:6189d844a1a2 | 124 | QP::QState Table::serving(Table * const me, QP::QEvt const * const e) { |
QL | 4:6189d844a1a2 | 125 | QP::QState status; |
QL | 4:6189d844a1a2 | 126 | switch (e->sig) { |
QL | 4:6189d844a1a2 | 127 | // @(/2/1/3/1/2) |
QL | 4:6189d844a1a2 | 128 | case Q_ENTRY_SIG: { |
QL | 4:6189d844a1a2 | 129 | for (uint8_t n = 0U; n < N_PHILO; ++n) { // give permissions to eat... |
QL | 4:6189d844a1a2 | 130 | if (me->m_isHungry[n] |
QL | 4:6189d844a1a2 | 131 | && (me->m_fork[LEFT(n)] == FREE) |
QL | 4:6189d844a1a2 | 132 | && (me->m_fork[n] == FREE)) |
QL | 4:6189d844a1a2 | 133 | { |
QL | 4:6189d844a1a2 | 134 | me->m_fork[LEFT(n)] = USED; |
QL | 4:6189d844a1a2 | 135 | me->m_fork[n] = USED; |
QL | 4:6189d844a1a2 | 136 | TableEvt *te = Q_NEW(TableEvt, EAT_SIG); |
QL | 4:6189d844a1a2 | 137 | te->philoNum = n; |
QL | 4:6189d844a1a2 | 138 | QP::QF::PUBLISH(te, me); |
QL | 4:6189d844a1a2 | 139 | me->m_isHungry[n] = false; |
QL | 4:6189d844a1a2 | 140 | BSP_displayPhilStat(n, EATING); |
QL | 4:6189d844a1a2 | 141 | } |
QL | 4:6189d844a1a2 | 142 | } |
QL | 4:6189d844a1a2 | 143 | status = Q_HANDLED(); |
QL | 4:6189d844a1a2 | 144 | break; |
QL | 4:6189d844a1a2 | 145 | } |
QL | 4:6189d844a1a2 | 146 | // @(/2/1/3/1/2/0) |
QL | 0:efb9ac8d1a88 | 147 | case HUNGRY_SIG: { |
QL | 4:6189d844a1a2 | 148 | uint8_t n = Q_EVT_CAST(TableEvt)->philoNum; |
QL | 4:6189d844a1a2 | 149 | // phil ID must be in range and he must be not hungry |
QL | 0:efb9ac8d1a88 | 150 | Q_ASSERT((n < N_PHILO) && (!me->m_isHungry[n])); |
QL | 0:efb9ac8d1a88 | 151 | |
QL | 4:6189d844a1a2 | 152 | BSP_displayPhilStat(n, HUNGRY); |
QL | 4:6189d844a1a2 | 153 | uint8_t m = LEFT(n); |
QL | 4:6189d844a1a2 | 154 | // @(/2/1/3/1/2/0/0) |
QL | 0:efb9ac8d1a88 | 155 | if ((me->m_fork[m] == FREE) && (me->m_fork[n] == FREE)) { |
QL | 4:6189d844a1a2 | 156 | me->m_fork[m] = USED; |
QL | 4:6189d844a1a2 | 157 | me->m_fork[n] = USED; |
QL | 4:6189d844a1a2 | 158 | TableEvt *pe = Q_NEW(TableEvt, EAT_SIG); |
QL | 0:efb9ac8d1a88 | 159 | pe->philoNum = n; |
QL | 4:6189d844a1a2 | 160 | QP::QF::PUBLISH(pe, me); |
QL | 4:6189d844a1a2 | 161 | BSP_displayPhilStat(n, EATING); |
QL | 4:6189d844a1a2 | 162 | status = Q_HANDLED(); |
QL | 0:efb9ac8d1a88 | 163 | } |
QL | 4:6189d844a1a2 | 164 | // @(/2/1/3/1/2/0/1) |
QL | 0:efb9ac8d1a88 | 165 | else { |
QL | 4:6189d844a1a2 | 166 | me->m_isHungry[n] = true; |
QL | 4:6189d844a1a2 | 167 | status = Q_HANDLED(); |
QL | 0:efb9ac8d1a88 | 168 | } |
QL | 4:6189d844a1a2 | 169 | break; |
QL | 0:efb9ac8d1a88 | 170 | } |
QL | 4:6189d844a1a2 | 171 | // @(/2/1/3/1/2/1) |
QL | 0:efb9ac8d1a88 | 172 | case DONE_SIG: { |
QL | 4:6189d844a1a2 | 173 | uint8_t n = Q_EVT_CAST(TableEvt)->philoNum; |
QL | 4:6189d844a1a2 | 174 | // phil ID must be in range and he must be not hungry |
QL | 0:efb9ac8d1a88 | 175 | Q_ASSERT((n < N_PHILO) && (!me->m_isHungry[n])); |
QL | 0:efb9ac8d1a88 | 176 | |
QL | 4:6189d844a1a2 | 177 | BSP_displayPhilStat(n, THINKING); |
QL | 4:6189d844a1a2 | 178 | uint8_t m = LEFT(n); |
QL | 4:6189d844a1a2 | 179 | // both forks of Phil[n] must be used |
QL | 0:efb9ac8d1a88 | 180 | Q_ASSERT((me->m_fork[n] == USED) && (me->m_fork[m] == USED)); |
QL | 0:efb9ac8d1a88 | 181 | |
QL | 4:6189d844a1a2 | 182 | me->m_fork[m] = FREE; |
QL | 4:6189d844a1a2 | 183 | me->m_fork[n] = FREE; |
QL | 4:6189d844a1a2 | 184 | m = RIGHT(n); // check the right neighbor |
QL | 4:6189d844a1a2 | 185 | |
QL | 0:efb9ac8d1a88 | 186 | if (me->m_isHungry[m] && (me->m_fork[m] == FREE)) { |
QL | 4:6189d844a1a2 | 187 | me->m_fork[n] = USED; |
QL | 4:6189d844a1a2 | 188 | me->m_fork[m] = USED; |
QL | 4:6189d844a1a2 | 189 | me->m_isHungry[m] = false; |
QL | 4:6189d844a1a2 | 190 | TableEvt *pe = Q_NEW(TableEvt, EAT_SIG); |
QL | 0:efb9ac8d1a88 | 191 | pe->philoNum = m; |
QL | 4:6189d844a1a2 | 192 | QP::QF::PUBLISH(pe, me); |
QL | 4:6189d844a1a2 | 193 | BSP_displayPhilStat(m, EATING); |
QL | 0:efb9ac8d1a88 | 194 | } |
QL | 4:6189d844a1a2 | 195 | m = LEFT(n); // check the left neighbor |
QL | 4:6189d844a1a2 | 196 | n = LEFT(m); // left fork of the left neighbor |
QL | 0:efb9ac8d1a88 | 197 | if (me->m_isHungry[m] && (me->m_fork[n] == FREE)) { |
QL | 4:6189d844a1a2 | 198 | me->m_fork[m] = USED; |
QL | 4:6189d844a1a2 | 199 | me->m_fork[n] = USED; |
QL | 4:6189d844a1a2 | 200 | me->m_isHungry[m] = false; |
QL | 4:6189d844a1a2 | 201 | TableEvt *pe = Q_NEW(TableEvt, EAT_SIG); |
QL | 0:efb9ac8d1a88 | 202 | pe->philoNum = m; |
QL | 4:6189d844a1a2 | 203 | QP::QF::PUBLISH(pe, me); |
QL | 4:6189d844a1a2 | 204 | BSP_displayPhilStat(m, EATING); |
QL | 0:efb9ac8d1a88 | 205 | } |
QL | 4:6189d844a1a2 | 206 | status = Q_HANDLED(); |
QL | 4:6189d844a1a2 | 207 | break; |
QL | 4:6189d844a1a2 | 208 | } |
QL | 4:6189d844a1a2 | 209 | // @(/2/1/3/1/2/2) |
QL | 4:6189d844a1a2 | 210 | case EAT_SIG: { |
QL | 4:6189d844a1a2 | 211 | Q_ERROR(); |
QL | 4:6189d844a1a2 | 212 | status = Q_HANDLED(); |
QL | 4:6189d844a1a2 | 213 | break; |
QL | 0:efb9ac8d1a88 | 214 | } |
QL | 4:6189d844a1a2 | 215 | // @(/2/1/3/1/2/3) |
QL | 4:6189d844a1a2 | 216 | case PAUSE_SIG: { |
QL | 4:6189d844a1a2 | 217 | status = Q_TRAN(&Table::paused); |
QL | 4:6189d844a1a2 | 218 | break; |
QL | 4:6189d844a1a2 | 219 | } |
QL | 4:6189d844a1a2 | 220 | default: { |
QL | 4:6189d844a1a2 | 221 | status = Q_SUPER(&Table::active); |
QL | 4:6189d844a1a2 | 222 | break; |
QL | 0:efb9ac8d1a88 | 223 | } |
QL | 0:efb9ac8d1a88 | 224 | } |
QL | 4:6189d844a1a2 | 225 | return status; |
QL | 0:efb9ac8d1a88 | 226 | } |
QL | 4:6189d844a1a2 | 227 | // @(/2/1/3/1/3) ............................................................. |
QL | 4:6189d844a1a2 | 228 | QP::QState Table::paused(Table * const me, QP::QEvt const * const e) { |
QL | 4:6189d844a1a2 | 229 | QP::QState status; |
QL | 4:6189d844a1a2 | 230 | switch (e->sig) { |
QL | 4:6189d844a1a2 | 231 | // @(/2/1/3/1/3) |
QL | 4:6189d844a1a2 | 232 | case Q_ENTRY_SIG: { |
QL | 4:6189d844a1a2 | 233 | BSP_displayPaused(1U); |
QL | 4:6189d844a1a2 | 234 | status = Q_HANDLED(); |
QL | 4:6189d844a1a2 | 235 | break; |
QL | 4:6189d844a1a2 | 236 | } |
QL | 4:6189d844a1a2 | 237 | // @(/2/1/3/1/3) |
QL | 4:6189d844a1a2 | 238 | case Q_EXIT_SIG: { |
QL | 4:6189d844a1a2 | 239 | BSP_displayPaused(0U); |
QL | 4:6189d844a1a2 | 240 | status = Q_HANDLED(); |
QL | 4:6189d844a1a2 | 241 | break; |
QL | 4:6189d844a1a2 | 242 | } |
QL | 4:6189d844a1a2 | 243 | // @(/2/1/3/1/3/0) |
QL | 4:6189d844a1a2 | 244 | case PAUSE_SIG: { |
QL | 4:6189d844a1a2 | 245 | status = Q_TRAN(&Table::serving); |
QL | 4:6189d844a1a2 | 246 | break; |
QL | 4:6189d844a1a2 | 247 | } |
QL | 4:6189d844a1a2 | 248 | // @(/2/1/3/1/3/1) |
QL | 4:6189d844a1a2 | 249 | case HUNGRY_SIG: { |
QL | 4:6189d844a1a2 | 250 | uint8_t n = Q_EVT_CAST(TableEvt)->philoNum; |
QL | 4:6189d844a1a2 | 251 | // philo ID must be in range and he must be not hungry |
QL | 4:6189d844a1a2 | 252 | Q_ASSERT((n < N_PHILO) && (!me->m_isHungry[n])); |
QL | 4:6189d844a1a2 | 253 | me->m_isHungry[n] = true; |
QL | 4:6189d844a1a2 | 254 | BSP_displayPhilStat(n, HUNGRY); |
QL | 4:6189d844a1a2 | 255 | status = Q_HANDLED(); |
QL | 4:6189d844a1a2 | 256 | break; |
QL | 4:6189d844a1a2 | 257 | } |
QL | 4:6189d844a1a2 | 258 | // @(/2/1/3/1/3/2) |
QL | 4:6189d844a1a2 | 259 | case DONE_SIG: { |
QL | 4:6189d844a1a2 | 260 | uint8_t n = Q_EVT_CAST(TableEvt)->philoNum; |
QL | 4:6189d844a1a2 | 261 | // phil ID must be in range and he must be not hungry |
QL | 4:6189d844a1a2 | 262 | Q_ASSERT((n < N_PHILO) && (!me->m_isHungry[n])); |
QL | 4:6189d844a1a2 | 263 | |
QL | 4:6189d844a1a2 | 264 | BSP_displayPhilStat(n, THINKING); |
QL | 4:6189d844a1a2 | 265 | uint8_t m = LEFT(n); |
QL | 4:6189d844a1a2 | 266 | /* both forks of Phil[n] must be used */ |
QL | 4:6189d844a1a2 | 267 | Q_ASSERT((me->m_fork[n] == USED) && (me->m_fork[m] == USED)); |
QL | 4:6189d844a1a2 | 268 | |
QL | 4:6189d844a1a2 | 269 | me->m_fork[m] = FREE; |
QL | 4:6189d844a1a2 | 270 | me->m_fork[n] = FREE; |
QL | 4:6189d844a1a2 | 271 | status = Q_HANDLED(); |
QL | 4:6189d844a1a2 | 272 | break; |
QL | 4:6189d844a1a2 | 273 | } |
QL | 4:6189d844a1a2 | 274 | default: { |
QL | 4:6189d844a1a2 | 275 | status = Q_SUPER(&Table::active); |
QL | 4:6189d844a1a2 | 276 | break; |
QL | 4:6189d844a1a2 | 277 | } |
QL | 4:6189d844a1a2 | 278 | } |
QL | 4:6189d844a1a2 | 279 | return status; |
QL | 4:6189d844a1a2 | 280 | } |
QL | 4:6189d844a1a2 | 281 | |
QL | 4:6189d844a1a2 | 282 | |
QL | 4:6189d844a1a2 | 283 | } // namespace DPP |