| Absolute File Name: | /home/qt/qt5_coco/qt5/qtbase/src/corelib/thread/qfutureinterface.cpp |
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| 1 | /**************************************************************************** | - | ||||||||||||
| 2 | ** | - | ||||||||||||
| 3 | ** Copyright (C) 2016 The Qt Company Ltd. | - | ||||||||||||
| 4 | ** Contact: https://www.qt.io/licensing/ | - | ||||||||||||
| 5 | ** | - | ||||||||||||
| 6 | ** This file is part of the QtCore module of the Qt Toolkit. | - | ||||||||||||
| 7 | ** | - | ||||||||||||
| 8 | ** $QT_BEGIN_LICENSE:LGPL$ | - | ||||||||||||
| 9 | ** Commercial License Usage | - | ||||||||||||
| 10 | ** Licensees holding valid commercial Qt licenses may use this file in | - | ||||||||||||
| 11 | ** accordance with the commercial license agreement provided with the | - | ||||||||||||
| 12 | ** Software or, alternatively, in accordance with the terms contained in | - | ||||||||||||
| 13 | ** a written agreement between you and The Qt Company. For licensing terms | - | ||||||||||||
| 14 | ** and conditions see https://www.qt.io/terms-conditions. For further | - | ||||||||||||
| 15 | ** information use the contact form at https://www.qt.io/contact-us. | - | ||||||||||||
| 16 | ** | - | ||||||||||||
| 17 | ** GNU Lesser General Public License Usage | - | ||||||||||||
| 18 | ** Alternatively, this file may be used under the terms of the GNU Lesser | - | ||||||||||||
| 19 | ** General Public License version 3 as published by the Free Software | - | ||||||||||||
| 20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the | - | ||||||||||||
| 21 | ** packaging of this file. Please review the following information to | - | ||||||||||||
| 22 | ** ensure the GNU Lesser General Public License version 3 requirements | - | ||||||||||||
| 23 | ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. | - | ||||||||||||
| 24 | ** | - | ||||||||||||
| 25 | ** GNU General Public License Usage | - | ||||||||||||
| 26 | ** Alternatively, this file may be used under the terms of the GNU | - | ||||||||||||
| 27 | ** General Public License version 2.0 or (at your option) the GNU General | - | ||||||||||||
| 28 | ** Public license version 3 or any later version approved by the KDE Free | - | ||||||||||||
| 29 | ** Qt Foundation. The licenses are as published by the Free Software | - | ||||||||||||
| 30 | ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 | - | ||||||||||||
| 31 | ** included in the packaging of this file. Please review the following | - | ||||||||||||
| 32 | ** information to ensure the GNU General Public License requirements will | - | ||||||||||||
| 33 | ** be met: https://www.gnu.org/licenses/gpl-2.0.html and | - | ||||||||||||
| 34 | ** https://www.gnu.org/licenses/gpl-3.0.html. | - | ||||||||||||
| 35 | ** | - | ||||||||||||
| 36 | ** $QT_END_LICENSE$ | - | ||||||||||||
| 37 | ** | - | ||||||||||||
| 38 | ****************************************************************************/ | - | ||||||||||||
| 39 | - | |||||||||||||
| 40 | // qfutureinterface.h included from qfuture.h | - | ||||||||||||
| 41 | #include "qfuture.h" | - | ||||||||||||
| 42 | - | |||||||||||||
| 43 | #ifndef QT_NO_QFUTURE | - | ||||||||||||
| 44 | - | |||||||||||||
| 45 | #include "qfutureinterface_p.h" | - | ||||||||||||
| 46 | - | |||||||||||||
| 47 | #include <QtCore/qatomic.h> | - | ||||||||||||
| 48 | #include <QtCore/qthread.h> | - | ||||||||||||
| 49 | #include <private/qthreadpool_p.h> | - | ||||||||||||
| 50 | - | |||||||||||||
| 51 | QT_BEGIN_NAMESPACE | - | ||||||||||||
| 52 | - | |||||||||||||
| 53 | enum { | - | ||||||||||||
| 54 | MaxProgressEmitsPerSecond = 25 | - | ||||||||||||
| 55 | }; | - | ||||||||||||
| 56 | - | |||||||||||||
| 57 | namespace { | - | ||||||||||||
| 58 | class ThreadPoolThreadReleaser { | - | ||||||||||||
| 59 | QThreadPool *m_pool; | - | ||||||||||||
| 60 | public: | - | ||||||||||||
| 61 | explicit ThreadPoolThreadReleaser(QThreadPool *pool) | - | ||||||||||||
| 62 | : m_pool(pool) | - | ||||||||||||
| 63 | { if (pool) pool->releaseThread(); } never executed: end of blocknever executed: pool->releaseThread();
| 0 | ||||||||||||
| 64 | ~ThreadPoolThreadReleaser() | - | ||||||||||||
| 65 | { if (m_pool) m_pool->reserveThread(); } never executed: end of blocknever executed: m_pool->reserveThread();
| 0 | ||||||||||||
| 66 | }; | - | ||||||||||||
| 67 | } // unnamed namespace | - | ||||||||||||
| 68 | - | |||||||||||||
| 69 | - | |||||||||||||
| 70 | QFutureInterfaceBase::QFutureInterfaceBase(State initialState) | - | ||||||||||||
| 71 | : d(new QFutureInterfaceBasePrivate(initialState)) | - | ||||||||||||
| 72 | { executed 128690 times by 12 tests: }end of blockExecuted by:
executed 128690 times by 12 tests: end of blockExecuted by:
| 128690 | ||||||||||||
| 73 | - | |||||||||||||
| 74 | QFutureInterfaceBase::QFutureInterfaceBase(const QFutureInterfaceBase &other) | - | ||||||||||||
| 75 | : d(other.d) | - | ||||||||||||
| 76 | { | - | ||||||||||||
| 77 | d->refCount.ref(); | - | ||||||||||||
| 78 | } executed 160412 times by 12 tests: end of blockExecuted by:
| 160412 | ||||||||||||
| 79 | - | |||||||||||||
| 80 | QFutureInterfaceBase::~QFutureInterfaceBase() | - | ||||||||||||
| 81 | { | - | ||||||||||||
| 82 | if (!d->refCount.deref())
| 128616-160486 | ||||||||||||
| 83 | delete d; executed 128616 times by 14 tests: delete d;Executed by:
| 128616 | ||||||||||||
| 84 | } executed 289102 times by 14 tests: end of blockExecuted by:
| 289102 | ||||||||||||
| 85 | - | |||||||||||||
| 86 | static inline int switch_on(QAtomicInt &a, int which) | - | ||||||||||||
| 87 | { | - | ||||||||||||
| 88 | return a.fetchAndOrRelaxed(which) | which; executed 38 times by 5 tests: return a.fetchAndOrRelaxed(which) | which;Executed by:
| 38 | ||||||||||||
| 89 | } | - | ||||||||||||
| 90 | - | |||||||||||||
| 91 | static inline int switch_off(QAtomicInt &a, int which) | - | ||||||||||||
| 92 | { | - | ||||||||||||
| 93 | return a.fetchAndAndRelaxed(~which) & ~which; executed 26 times by 2 tests: return a.fetchAndAndRelaxed(~which) & ~which;Executed by:
| 26 | ||||||||||||
| 94 | } | - | ||||||||||||
| 95 | - | |||||||||||||
| 96 | static inline int switch_from_to(QAtomicInt &a, int from, int to) | - | ||||||||||||
| 97 | { | - | ||||||||||||
| 98 | int newValue; | - | ||||||||||||
| 99 | int expected = a.load(); | - | ||||||||||||
| 100 | do { | - | ||||||||||||
| 101 | newValue = (expected & ~from) | to; | - | ||||||||||||
| 102 | } while (!a.testAndSetRelaxed(expected, newValue, expected)); executed 129440 times by 11 tests: end of blockExecuted by:
| 0-129440 | ||||||||||||
| 103 | return newValue; executed 129440 times by 11 tests: return newValue;Executed by:
| 129440 | ||||||||||||
| 104 | } | - | ||||||||||||
| 105 | - | |||||||||||||
| 106 | void QFutureInterfaceBase::cancel() | - | ||||||||||||
| 107 | { | - | ||||||||||||
| 108 | QMutexLocker locker(&d->m_mutex); | - | ||||||||||||
| 109 | if (d->state.load() & Canceled)
| 5-1112 | ||||||||||||
| 110 | return; executed 5 times by 1 test: return;Executed by:
| 5 | ||||||||||||
| 111 | - | |||||||||||||
| 112 | switch_from_to(d->state, Paused, Canceled); | - | ||||||||||||
| 113 | d->waitCondition.wakeAll(); | - | ||||||||||||
| 114 | d->pausedWaitCondition.wakeAll(); | - | ||||||||||||
| 115 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::Canceled)); | - | ||||||||||||
| 116 | } executed 1112 times by 4 tests: end of blockExecuted by:
| 1112 | ||||||||||||
| 117 | - | |||||||||||||
| 118 | void QFutureInterfaceBase::setPaused(bool paused) | - | ||||||||||||
| 119 | { | - | ||||||||||||
| 120 | QMutexLocker locker(&d->m_mutex); | - | ||||||||||||
| 121 | if (paused) {
| 9 | ||||||||||||
| 122 | switch_on(d->state, Paused); | - | ||||||||||||
| 123 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::Paused)); | - | ||||||||||||
| 124 | } else { executed 9 times by 2 tests: end of blockExecuted by:
| 9 | ||||||||||||
| 125 | switch_off(d->state, Paused); | - | ||||||||||||
| 126 | d->pausedWaitCondition.wakeAll(); | - | ||||||||||||
| 127 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::Resumed)); | - | ||||||||||||
| 128 | } executed 9 times by 2 tests: end of blockExecuted by:
| 9 | ||||||||||||
| 129 | } | - | ||||||||||||
| 130 | - | |||||||||||||
| 131 | void QFutureInterfaceBase::togglePaused() | - | ||||||||||||
| 132 | { | - | ||||||||||||
| 133 | QMutexLocker locker(&d->m_mutex); | - | ||||||||||||
| 134 | if (d->state.load() & Paused) {
| 1-7 | ||||||||||||
| 135 | switch_off(d->state, Paused); | - | ||||||||||||
| 136 | d->pausedWaitCondition.wakeAll(); | - | ||||||||||||
| 137 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::Resumed)); | - | ||||||||||||
| 138 | } else { executed 1 time by 1 test: end of blockExecuted by:
| 1 | ||||||||||||
| 139 | switch_on(d->state, Paused); | - | ||||||||||||
| 140 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::Paused)); | - | ||||||||||||
| 141 | } executed 7 times by 2 tests: end of blockExecuted by:
| 7 | ||||||||||||
| 142 | } | - | ||||||||||||
| 143 | - | |||||||||||||
| 144 | void QFutureInterfaceBase::setThrottled(bool enable) | - | ||||||||||||
| 145 | { | - | ||||||||||||
| 146 | QMutexLocker lock(&d->m_mutex); | - | ||||||||||||
| 147 | if (enable) {
| 2-16 | ||||||||||||
| 148 | switch_on(d->state, Throttled); | - | ||||||||||||
| 149 | } else { executed 2 times by 1 test: end of blockExecuted by:
| 2 | ||||||||||||
| 150 | switch_off(d->state, Throttled); | - | ||||||||||||
| 151 | if (!(d->state.load() & Paused))
| 0-16 | ||||||||||||
| 152 | d->pausedWaitCondition.wakeAll(); executed 16 times by 2 tests: d->pausedWaitCondition.wakeAll();Executed by:
| 16 | ||||||||||||
| 153 | } executed 16 times by 2 tests: end of blockExecuted by:
| 16 | ||||||||||||
| 154 | } | - | ||||||||||||
| 155 | - | |||||||||||||
| 156 | - | |||||||||||||
| 157 | bool QFutureInterfaceBase::isRunning() const | - | ||||||||||||
| 158 | { | - | ||||||||||||
| 159 | return queryState(Running); executed 322807 times by 12 tests: return queryState(Running);Executed by:
| 322807 | ||||||||||||
| 160 | } | - | ||||||||||||
| 161 | - | |||||||||||||
| 162 | bool QFutureInterfaceBase::isStarted() const | - | ||||||||||||
| 163 | { | - | ||||||||||||
| 164 | return queryState(Started); executed 28 times by 2 tests: return queryState(Started);Executed by:
| 28 | ||||||||||||
| 165 | } | - | ||||||||||||
| 166 | - | |||||||||||||
| 167 | bool QFutureInterfaceBase::isCanceled() const | - | ||||||||||||
| 168 | { | - | ||||||||||||
| 169 | return queryState(Canceled); executed 202250 times by 11 tests: return queryState(Canceled);Executed by:
| 202250 | ||||||||||||
| 170 | } | - | ||||||||||||
| 171 | - | |||||||||||||
| 172 | bool QFutureInterfaceBase::isFinished() const | - | ||||||||||||
| 173 | { | - | ||||||||||||
| 174 | return queryState(Finished); executed 128856 times by 12 tests: return queryState(Finished);Executed by:
| 128856 | ||||||||||||
| 175 | } | - | ||||||||||||
| 176 | - | |||||||||||||
| 177 | bool QFutureInterfaceBase::isPaused() const | - | ||||||||||||
| 178 | { | - | ||||||||||||
| 179 | return queryState(Paused); executed 13517 times by 6 tests: return queryState(Paused);Executed by:
| 13517 | ||||||||||||
| 180 | } | - | ||||||||||||
| 181 | - | |||||||||||||
| 182 | bool QFutureInterfaceBase::isThrottled() const | - | ||||||||||||
| 183 | { | - | ||||||||||||
| 184 | return queryState(Throttled); executed 7 times by 2 tests: return queryState(Throttled);Executed by:
| 7 | ||||||||||||
| 185 | } | - | ||||||||||||
| 186 | - | |||||||||||||
| 187 | bool QFutureInterfaceBase::isResultReadyAt(int index) const | - | ||||||||||||
| 188 | { | - | ||||||||||||
| 189 | QMutexLocker lock(&d->m_mutex); | - | ||||||||||||
| 190 | return d->internal_isResultReadyAt(index); executed 15004 times by 2 tests: return d->internal_isResultReadyAt(index);Executed by:
| 15004 | ||||||||||||
| 191 | } | - | ||||||||||||
| 192 | - | |||||||||||||
| 193 | bool QFutureInterfaceBase::waitForNextResult() | - | ||||||||||||
| 194 | { | - | ||||||||||||
| 195 | QMutexLocker lock(&d->m_mutex); | - | ||||||||||||
| 196 | return d->internal_waitForNextResult(); never executed: return d->internal_waitForNextResult(); | 0 | ||||||||||||
| 197 | } | - | ||||||||||||
| 198 | - | |||||||||||||
| 199 | void QFutureInterfaceBase::waitForResume() | - | ||||||||||||
| 200 | { | - | ||||||||||||
| 201 | // return early if possible to avoid taking the mutex lock. | - | ||||||||||||
| 202 | { | - | ||||||||||||
| 203 | const int state = d->state.load(); | - | ||||||||||||
| 204 | if (!(state & Paused) || (state & Canceled))
| 0-6309 | ||||||||||||
| 205 | return; executed 6309 times by 4 tests: return;Executed by:
| 6309 | ||||||||||||
| 206 | } | - | ||||||||||||
| 207 | - | |||||||||||||
| 208 | QMutexLocker lock(&d->m_mutex); | - | ||||||||||||
| 209 | const int state = d->state.load(); | - | ||||||||||||
| 210 | if (!(state & Paused) || (state & Canceled))
| 0 | ||||||||||||
| 211 | return; never executed: return; | 0 | ||||||||||||
| 212 | - | |||||||||||||
| 213 | // decrease active thread count since this thread will wait. | - | ||||||||||||
| 214 | const ThreadPoolThreadReleaser releaser(d->pool()); | - | ||||||||||||
| 215 | - | |||||||||||||
| 216 | d->pausedWaitCondition.wait(&d->m_mutex); | - | ||||||||||||
| 217 | } never executed: end of block | 0 | ||||||||||||
| 218 | - | |||||||||||||
| 219 | int QFutureInterfaceBase::progressValue() const | - | ||||||||||||
| 220 | { | - | ||||||||||||
| 221 | const QMutexLocker lock(&d->m_mutex); | - | ||||||||||||
| 222 | return d->m_progressValue; executed 17 times by 2 tests: return d->m_progressValue;Executed by:
| 17 | ||||||||||||
| 223 | } | - | ||||||||||||
| 224 | - | |||||||||||||
| 225 | int QFutureInterfaceBase::progressMinimum() const | - | ||||||||||||
| 226 | { | - | ||||||||||||
| 227 | const QMutexLocker lock(&d->m_mutex); | - | ||||||||||||
| 228 | return d->m_progressMinimum; executed 12 times by 1 test: return d->m_progressMinimum;Executed by:
| 12 | ||||||||||||
| 229 | } | - | ||||||||||||
| 230 | - | |||||||||||||
| 231 | int QFutureInterfaceBase::progressMaximum() const | - | ||||||||||||
| 232 | { | - | ||||||||||||
| 233 | const QMutexLocker lock(&d->m_mutex); | - | ||||||||||||
| 234 | return d->m_progressMaximum; executed 12 times by 1 test: return d->m_progressMaximum;Executed by:
| 12 | ||||||||||||
| 235 | } | - | ||||||||||||
| 236 | - | |||||||||||||
| 237 | int QFutureInterfaceBase::resultCount() const | - | ||||||||||||
| 238 | { | - | ||||||||||||
| 239 | QMutexLocker lock(&d->m_mutex); | - | ||||||||||||
| 240 | return d->internal_resultCount(); executed 28711 times by 3 tests: return d->internal_resultCount();Executed by:
| 28711 | ||||||||||||
| 241 | } | - | ||||||||||||
| 242 | - | |||||||||||||
| 243 | QString QFutureInterfaceBase::progressText() const | - | ||||||||||||
| 244 | { | - | ||||||||||||
| 245 | QMutexLocker locker(&d->m_mutex); | - | ||||||||||||
| 246 | return d->m_progressText; executed 15 times by 2 tests: return d->m_progressText;Executed by:
| 15 | ||||||||||||
| 247 | } | - | ||||||||||||
| 248 | - | |||||||||||||
| 249 | bool QFutureInterfaceBase::isProgressUpdateNeeded() const | - | ||||||||||||
| 250 | { | - | ||||||||||||
| 251 | QMutexLocker locker(&d->m_mutex); | - | ||||||||||||
| 252 | return !d->progressTime.isValid() || (d->progressTime.elapsed() > (1000 / MaxProgressEmitsPerSecond)); executed 107 times by 1 test: return !d->progressTime.isValid() || (d->progressTime.elapsed() > (1000 / MaxProgressEmitsPerSecond));Executed by:
| 107 | ||||||||||||
| 253 | } | - | ||||||||||||
| 254 | - | |||||||||||||
| 255 | void QFutureInterfaceBase::reportStarted() | - | ||||||||||||
| 256 | { | - | ||||||||||||
| 257 | QMutexLocker locker(&d->m_mutex); | - | ||||||||||||
| 258 | if (d->state.load() & (Started|Canceled|Finished))
| 0-128329 | ||||||||||||
| 259 | return; never executed: return; | 0 | ||||||||||||
| 260 | - | |||||||||||||
| 261 | d->setState(State(Started | Running)); | - | ||||||||||||
| 262 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::Started)); | - | ||||||||||||
| 263 | } executed 128329 times by 11 tests: end of blockExecuted by:
| 128329 | ||||||||||||
| 264 | - | |||||||||||||
| 265 | void QFutureInterfaceBase::reportCanceled() | - | ||||||||||||
| 266 | { | - | ||||||||||||
| 267 | cancel(); | - | ||||||||||||
| 268 | } executed 3 times by 1 test: end of blockExecuted by:
| 3 | ||||||||||||
| 269 | - | |||||||||||||
| 270 | #ifndef QT_NO_EXCEPTIONS | - | ||||||||||||
| 271 | void QFutureInterfaceBase::reportException(const QException &exception) | - | ||||||||||||
| 272 | { | - | ||||||||||||
| 273 | QMutexLocker locker(&d->m_mutex); | - | ||||||||||||
| 274 | if (d->state.load() & (Canceled|Finished))
| 0-17 | ||||||||||||
| 275 | return; never executed: return; | 0 | ||||||||||||
| 276 | - | |||||||||||||
| 277 | d->m_exceptionStore.setException(exception); | - | ||||||||||||
| 278 | switch_on(d->state, Canceled); | - | ||||||||||||
| 279 | d->waitCondition.wakeAll(); | - | ||||||||||||
| 280 | d->pausedWaitCondition.wakeAll(); | - | ||||||||||||
| 281 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::Canceled)); | - | ||||||||||||
| 282 | } executed 17 times by 4 tests: end of blockExecuted by:
| 17 | ||||||||||||
| 283 | #endif | - | ||||||||||||
| 284 | - | |||||||||||||
| 285 | void QFutureInterfaceBase::reportFinished() | - | ||||||||||||
| 286 | { | - | ||||||||||||
| 287 | QMutexLocker locker(&d->m_mutex); | - | ||||||||||||
| 288 | if (!isFinished()) {
| 0-128328 | ||||||||||||
| 289 | switch_from_to(d->state, Running, Finished); | - | ||||||||||||
| 290 | d->waitCondition.wakeAll(); | - | ||||||||||||
| 291 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::Finished)); | - | ||||||||||||
| 292 | } executed 128328 times by 11 tests: end of blockExecuted by:
| 128328 | ||||||||||||
| 293 | } executed 128328 times by 11 tests: end of blockExecuted by:
| 128328 | ||||||||||||
| 294 | - | |||||||||||||
| 295 | void QFutureInterfaceBase::setExpectedResultCount(int resultCount) | - | ||||||||||||
| 296 | { | - | ||||||||||||
| 297 | if (d->manualProgress == false)
| 0 | ||||||||||||
| 298 | setProgressRange(0, resultCount); never executed: setProgressRange(0, resultCount); | 0 | ||||||||||||
| 299 | d->m_expectedResultCount = resultCount; | - | ||||||||||||
| 300 | } never executed: end of block | 0 | ||||||||||||
| 301 | - | |||||||||||||
| 302 | int QFutureInterfaceBase::expectedResultCount() | - | ||||||||||||
| 303 | { | - | ||||||||||||
| 304 | return d->m_expectedResultCount; never executed: return d->m_expectedResultCount; | 0 | ||||||||||||
| 305 | } | - | ||||||||||||
| 306 | - | |||||||||||||
| 307 | bool QFutureInterfaceBase::queryState(State state) const | - | ||||||||||||
| 308 | { | - | ||||||||||||
| 309 | return d->state.load() & state; executed 737258 times by 12 tests: return d->state.load() & state;Executed by:
| 737258 | ||||||||||||
| 310 | } | - | ||||||||||||
| 311 | - | |||||||||||||
| 312 | void QFutureInterfaceBase::waitForResult(int resultIndex) | - | ||||||||||||
| 313 | { | - | ||||||||||||
| 314 | d->m_exceptionStore.throwPossibleException(); | - | ||||||||||||
| 315 | - | |||||||||||||
| 316 | QMutexLocker lock(&d->m_mutex); | - | ||||||||||||
| 317 | if (!isRunning())
| 15527-60802 | ||||||||||||
| 318 | return; executed 15527 times by 7 tests: return;Executed by:
| 15527 | ||||||||||||
| 319 | lock.unlock(); | - | ||||||||||||
| 320 | - | |||||||||||||
| 321 | // To avoid deadlocks and reduce the number of threads used, try to | - | ||||||||||||
| 322 | // run the runnable in the current thread. | - | ||||||||||||
| 323 | d->pool()->d_func()->stealAndRunRunnable(d->runnable); | - | ||||||||||||
| 324 | - | |||||||||||||
| 325 | lock.relock(); | - | ||||||||||||
| 326 | - | |||||||||||||
| 327 | const int waitIndex = (resultIndex == -1) ? INT_MAX : resultIndex;
| 86-60716 | ||||||||||||
| 328 | while (isRunning() && !d->internal_isResultReadyAt(waitIndex))
| 473-32891 | ||||||||||||
| 329 | d->waitCondition.wait(&d->m_mutex); executed 473 times by 6 tests: d->waitCondition.wait(&d->m_mutex);Executed by:
| 473 | ||||||||||||
| 330 | - | |||||||||||||
| 331 | d->m_exceptionStore.throwPossibleException(); | - | ||||||||||||
| 332 | } executed 60800 times by 7 tests: end of blockExecuted by:
| 60800 | ||||||||||||
| 333 | - | |||||||||||||
| 334 | void QFutureInterfaceBase::waitForFinished() | - | ||||||||||||
| 335 | { | - | ||||||||||||
| 336 | QMutexLocker lock(&d->m_mutex); | - | ||||||||||||
| 337 | const bool alreadyFinished = !isRunning(); | - | ||||||||||||
| 338 | lock.unlock(); | - | ||||||||||||
| 339 | - | |||||||||||||
| 340 | if (!alreadyFinished) {
| 4253-71411 | ||||||||||||
| 341 | d->pool()->d_func()->stealAndRunRunnable(d->runnable); | - | ||||||||||||
| 342 | - | |||||||||||||
| 343 | lock.relock(); | - | ||||||||||||
| 344 | - | |||||||||||||
| 345 | while (isRunning())
| 38070-71411 | ||||||||||||
| 346 | d->waitCondition.wait(&d->m_mutex); executed 38070 times by 9 tests: d->waitCondition.wait(&d->m_mutex);Executed by:
| 38070 | ||||||||||||
| 347 | } executed 71411 times by 9 tests: end of blockExecuted by:
| 71411 | ||||||||||||
| 348 | - | |||||||||||||
| 349 | d->m_exceptionStore.throwPossibleException(); | - | ||||||||||||
| 350 | } executed 75653 times by 11 tests: end of blockExecuted by:
| 75653 | ||||||||||||
| 351 | - | |||||||||||||
| 352 | void QFutureInterfaceBase::reportResultsReady(int beginIndex, int endIndex) | - | ||||||||||||
| 353 | { | - | ||||||||||||
| 354 | if (beginIndex == endIndex || (d->state.load() & (Canceled|Finished)))
| 0-34826 | ||||||||||||
| 355 | return; executed 53 times by 2 tests: return;Executed by:
| 53 | ||||||||||||
| 356 | - | |||||||||||||
| 357 | d->waitCondition.wakeAll(); | - | ||||||||||||
| 358 | - | |||||||||||||
| 359 | if (d->manualProgress == false) {
| 712-34114 | ||||||||||||
| 360 | if (d->internal_updateProgress(d->m_progressValue + endIndex - beginIndex) == false) {
| 1119-32995 | ||||||||||||
| 361 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::ResultsReady, | - | ||||||||||||
| 362 | beginIndex, | - | ||||||||||||
| 363 | endIndex)); | - | ||||||||||||
| 364 | return; executed 1119 times by 5 tests: return;Executed by:
| 1119 | ||||||||||||
| 365 | } | - | ||||||||||||
| 366 | - | |||||||||||||
| 367 | d->sendCallOuts(QFutureCallOutEvent(QFutureCallOutEvent::Progress, | - | ||||||||||||
| 368 | d->m_progressValue, | - | ||||||||||||
| 369 | d->m_progressText), | - | ||||||||||||
| 370 | QFutureCallOutEvent(QFutureCallOutEvent::ResultsReady, | - | ||||||||||||
| 371 | beginIndex, | - | ||||||||||||
| 372 | endIndex)); | - | ||||||||||||
| 373 | return; executed 32995 times by 8 tests: return;Executed by:
| 32995 | ||||||||||||
| 374 | } | - | ||||||||||||
| 375 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::ResultsReady, beginIndex, endIndex)); | - | ||||||||||||
| 376 | } executed 712 times by 4 tests: end of blockExecuted by:
| 712 | ||||||||||||
| 377 | - | |||||||||||||
| 378 | void QFutureInterfaceBase::setRunnable(QRunnable *runnable) | - | ||||||||||||
| 379 | { | - | ||||||||||||
| 380 | d->runnable = runnable; | - | ||||||||||||
| 381 | } executed 67765 times by 7 tests: end of blockExecuted by:
| 67765 | ||||||||||||
| 382 | - | |||||||||||||
| 383 | void QFutureInterfaceBase::setThreadPool(QThreadPool *pool) | - | ||||||||||||
| 384 | { | - | ||||||||||||
| 385 | d->m_pool = pool; | - | ||||||||||||
| 386 | } executed 67765 times by 7 tests: end of blockExecuted by:
| 67765 | ||||||||||||
| 387 | - | |||||||||||||
| 388 | void QFutureInterfaceBase::setFilterMode(bool enable) | - | ||||||||||||
| 389 | { | - | ||||||||||||
| 390 | QMutexLocker locker(&d->m_mutex); | - | ||||||||||||
| 391 | resultStoreBase().setFilterMode(enable); | - | ||||||||||||
| 392 | } executed 34 times by 2 tests: end of blockExecuted by:
| 34 | ||||||||||||
| 393 | - | |||||||||||||
| 394 | void QFutureInterfaceBase::setProgressRange(int minimum, int maximum) | - | ||||||||||||
| 395 | { | - | ||||||||||||
| 396 | QMutexLocker locker(&d->m_mutex); | - | ||||||||||||
| 397 | d->m_progressMinimum = minimum; | - | ||||||||||||
| 398 | d->m_progressMaximum = maximum; | - | ||||||||||||
| 399 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::ProgressRange, minimum, maximum)); | - | ||||||||||||
| 400 | } executed 260 times by 4 tests: end of blockExecuted by:
| 260 | ||||||||||||
| 401 | - | |||||||||||||
| 402 | void QFutureInterfaceBase::setProgressValue(int progressValue) | - | ||||||||||||
| 403 | { | - | ||||||||||||
| 404 | setProgressValueAndText(progressValue, QString()); | - | ||||||||||||
| 405 | } executed 105907 times by 5 tests: end of blockExecuted by:
| 105907 | ||||||||||||
| 406 | - | |||||||||||||
| 407 | void QFutureInterfaceBase::setProgressValueAndText(int progressValue, | - | ||||||||||||
| 408 | const QString &progressText) | - | ||||||||||||
| 409 | { | - | ||||||||||||
| 410 | QMutexLocker locker(&d->m_mutex); | - | ||||||||||||
| 411 | if (d->manualProgress == false)
| 261-105651 | ||||||||||||
| 412 | d->manualProgress = true; executed 261 times by 5 tests: d->manualProgress = true;Executed by:
| 261 | ||||||||||||
| 413 | if (d->m_progressValue >= progressValue)
| 48-105864 | ||||||||||||
| 414 | return; executed 48 times by 4 tests: return;Executed by:
| 48 | ||||||||||||
| 415 | - | |||||||||||||
| 416 | if (d->state.load() & (Canceled|Finished))
| 0-105864 | ||||||||||||
| 417 | return; never executed: return; | 0 | ||||||||||||
| 418 | - | |||||||||||||
| 419 | if (d->internal_updateProgress(progressValue, progressText)) {
| 524-105340 | ||||||||||||
| 420 | d->sendCallOut(QFutureCallOutEvent(QFutureCallOutEvent::Progress, | - | ||||||||||||
| 421 | d->m_progressValue, | - | ||||||||||||
| 422 | d->m_progressText)); | - | ||||||||||||
| 423 | } executed 524 times by 5 tests: end of blockExecuted by:
| 524 | ||||||||||||
| 424 | } executed 105864 times by 5 tests: end of blockExecuted by:
| 105864 | ||||||||||||
| 425 | - | |||||||||||||
| 426 | QMutex *QFutureInterfaceBase::mutex() const | - | ||||||||||||
| 427 | { | - | ||||||||||||
| 428 | return &d->m_mutex; executed 111280 times by 8 tests: return &d->m_mutex;Executed by:
| 111280 | ||||||||||||
| 429 | } | - | ||||||||||||
| 430 | - | |||||||||||||
| 431 | QtPrivate::ExceptionStore &QFutureInterfaceBase::exceptionStore() | - | ||||||||||||
| 432 | { | - | ||||||||||||
| 433 | return d->m_exceptionStore; executed 3 times by 1 test: return d->m_exceptionStore;Executed by:
| 3 | ||||||||||||
| 434 | } | - | ||||||||||||
| 435 | - | |||||||||||||
| 436 | QtPrivate::ResultStoreBase &QFutureInterfaceBase::resultStoreBase() | - | ||||||||||||
| 437 | { | - | ||||||||||||
| 438 | return d->m_results; executed 68791 times by 9 tests: return d->m_results;Executed by:
| 68791 | ||||||||||||
| 439 | } | - | ||||||||||||
| 440 | - | |||||||||||||
| 441 | const QtPrivate::ResultStoreBase &QFutureInterfaceBase::resultStoreBase() const | - | ||||||||||||
| 442 | { | - | ||||||||||||
| 443 | return d->m_results; executed 76299 times by 8 tests: return d->m_results;Executed by:
| 76299 | ||||||||||||
| 444 | } | - | ||||||||||||
| 445 | - | |||||||||||||
| 446 | QFutureInterfaceBase &QFutureInterfaceBase::operator=(const QFutureInterfaceBase &other) | - | ||||||||||||
| 447 | { | - | ||||||||||||
| 448 | other.d->refCount.ref(); | - | ||||||||||||
| 449 | if (!d->refCount.deref())
| 26-74 | ||||||||||||
| 450 | delete d; executed 74 times by 4 tests: delete d;Executed by:
| 74 | ||||||||||||
| 451 | d = other.d; | - | ||||||||||||
| 452 | return *this; executed 100 times by 4 tests: return *this;Executed by:
| 100 | ||||||||||||
| 453 | } | - | ||||||||||||
| 454 | - | |||||||||||||
| 455 | bool QFutureInterfaceBase::refT() const | - | ||||||||||||
| 456 | { | - | ||||||||||||
| 457 | return d->refCount.refT(); executed 96297 times by 8 tests: return d->refCount.refT();Executed by:
| 96297 | ||||||||||||
| 458 | } | - | ||||||||||||
| 459 | - | |||||||||||||
| 460 | bool QFutureInterfaceBase::derefT() const | - | ||||||||||||
| 461 | { | - | ||||||||||||
| 462 | return d->refCount.derefT(); executed 96297 times by 9 tests: return d->refCount.derefT();Executed by:
| 96297 | ||||||||||||
| 463 | } | - | ||||||||||||
| 464 | - | |||||||||||||
| 465 | QFutureInterfaceBasePrivate::QFutureInterfaceBasePrivate(QFutureInterfaceBase::State initialState) | - | ||||||||||||
| 466 | : refCount(1), m_progressValue(0), m_progressMinimum(0), m_progressMaximum(0), | - | ||||||||||||
| 467 | state(initialState), | - | ||||||||||||
| 468 | manualProgress(false), m_expectedResultCount(0), runnable(0), m_pool(0) | - | ||||||||||||
| 469 | { | - | ||||||||||||
| 470 | progressTime.invalidate(); | - | ||||||||||||
| 471 | } executed 128690 times by 12 tests: end of blockExecuted by:
| 128690 | ||||||||||||
| 472 | - | |||||||||||||
| 473 | int QFutureInterfaceBasePrivate::internal_resultCount() const | - | ||||||||||||
| 474 | { | - | ||||||||||||
| 475 | return m_results.count(); // ### subtract canceled results. executed 28711 times by 3 tests: return m_results.count();Executed by:
| 28711 | ||||||||||||
| 476 | } | - | ||||||||||||
| 477 | - | |||||||||||||
| 478 | bool QFutureInterfaceBasePrivate::internal_isResultReadyAt(int index) const | - | ||||||||||||
| 479 | { | - | ||||||||||||
| 480 | return (m_results.contains(index)); executed 43388 times by 8 tests: return (m_results.contains(index));Executed by:
| 43388 | ||||||||||||
| 481 | } | - | ||||||||||||
| 482 | - | |||||||||||||
| 483 | bool QFutureInterfaceBasePrivate::internal_waitForNextResult() | - | ||||||||||||
| 484 | { | - | ||||||||||||
| 485 | if (m_results.hasNextResult())
| 0 | ||||||||||||
| 486 | return true; never executed: return true; | 0 | ||||||||||||
| 487 | - | |||||||||||||
| 488 | while ((state.load() & QFutureInterfaceBase::Running) && m_results.hasNextResult() == false)
| 0 | ||||||||||||
| 489 | waitCondition.wait(&m_mutex); never executed: waitCondition.wait(&m_mutex); | 0 | ||||||||||||
| 490 | - | |||||||||||||
| 491 | return !(state.load() & QFutureInterfaceBase::Canceled) && m_results.hasNextResult(); never executed: return !(state.load() & QFutureInterfaceBase::Canceled) && m_results.hasNextResult(); | 0 | ||||||||||||
| 492 | } | - | ||||||||||||
| 493 | - | |||||||||||||
| 494 | bool QFutureInterfaceBasePrivate::internal_updateProgress(int progress, | - | ||||||||||||
| 495 | const QString &progressText) | - | ||||||||||||
| 496 | { | - | ||||||||||||
| 497 | if (m_progressValue >= progress)
| 0-139978 | ||||||||||||
| 498 | return false; never executed: return false; | 0 | ||||||||||||
| 499 | - | |||||||||||||
| 500 | m_progressValue = progress; | - | ||||||||||||
| 501 | m_progressText = progressText; | - | ||||||||||||
| 502 | - | |||||||||||||
| 503 | if (progressTime.isValid() && m_progressValue != m_progressMaximum) // make sure the first and last steps are emitted.
| 247-106769 | ||||||||||||
| 504 | if (progressTime.elapsed() < (1000 / MaxProgressEmitsPerSecond))
| 63-106459 | ||||||||||||
| 505 | return false; executed 106459 times by 6 tests: return false;Executed by:
| 106459 | ||||||||||||
| 506 | - | |||||||||||||
| 507 | progressTime.start(); | - | ||||||||||||
| 508 | return true; executed 33519 times by 8 tests: return true;Executed by:
| 33519 | ||||||||||||
| 509 | } | - | ||||||||||||
| 510 | - | |||||||||||||
| 511 | void QFutureInterfaceBasePrivate::internal_setThrottled(bool enable) | - | ||||||||||||
| 512 | { | - | ||||||||||||
| 513 | // bail out if we are not changing the state | - | ||||||||||||
| 514 | if ((enable && (state.load() & QFutureInterfaceBase::Throttled))
| 0-1164 | ||||||||||||
| 515 | || (!enable && !(state.load() & QFutureInterfaceBase::Throttled)))
| 0-3 | ||||||||||||
| 516 | return; executed 1161 times by 1 test: return;Executed by:
| 1161 | ||||||||||||
| 517 | - | |||||||||||||
| 518 | // change the state | - | ||||||||||||
| 519 | if (enable) {
| 0-3 | ||||||||||||
| 520 | switch_on(state, QFutureInterfaceBase::Throttled); | - | ||||||||||||
| 521 | } else { executed 3 times by 1 test: end of blockExecuted by:
| 3 | ||||||||||||
| 522 | switch_off(state, QFutureInterfaceBase::Throttled); | - | ||||||||||||
| 523 | if (!(state.load() & QFutureInterfaceBase::Paused))
| 0 | ||||||||||||
| 524 | pausedWaitCondition.wakeAll(); never executed: pausedWaitCondition.wakeAll(); | 0 | ||||||||||||
| 525 | } never executed: end of block | 0 | ||||||||||||
| 526 | } | - | ||||||||||||
| 527 | - | |||||||||||||
| 528 | void QFutureInterfaceBasePrivate::sendCallOut(const QFutureCallOutEvent &callOutEvent) | - | ||||||||||||
| 529 | { | - | ||||||||||||
| 530 | if (outputConnections.isEmpty())
| 1053-259374 | ||||||||||||
| 531 | return; executed 259374 times by 11 tests: return;Executed by:
| 259374 | ||||||||||||
| 532 | - | |||||||||||||
| 533 | for (int i = 0; i < outputConnections.count(); ++i)
| 1053 | ||||||||||||
| 534 | outputConnections.at(i)->postCallOutEvent(callOutEvent); executed 1053 times by 1 test: outputConnections.at(i)->postCallOutEvent(callOutEvent);Executed by:
| 1053 | ||||||||||||
| 535 | } executed 1053 times by 1 test: end of blockExecuted by:
| 1053 | ||||||||||||
| 536 | - | |||||||||||||
| 537 | void QFutureInterfaceBasePrivate::sendCallOuts(const QFutureCallOutEvent &callOutEvent1, | - | ||||||||||||
| 538 | const QFutureCallOutEvent &callOutEvent2) | - | ||||||||||||
| 539 | { | - | ||||||||||||
| 540 | if (outputConnections.isEmpty())
| 6-32989 | ||||||||||||
| 541 | return; executed 32989 times by 8 tests: return;Executed by:
| 32989 | ||||||||||||
| 542 | - | |||||||||||||
| 543 | for (int i = 0; i < outputConnections.count(); ++i) {
| 6 | ||||||||||||
| 544 | QFutureCallOutInterface *interface = outputConnections.at(i); | - | ||||||||||||
| 545 | interface->postCallOutEvent(callOutEvent1); | - | ||||||||||||
| 546 | interface->postCallOutEvent(callOutEvent2); | - | ||||||||||||
| 547 | } executed 6 times by 1 test: end of blockExecuted by:
| 6 | ||||||||||||
| 548 | } executed 6 times by 1 test: end of blockExecuted by:
| 6 | ||||||||||||
| 549 | - | |||||||||||||
| 550 | // This function connects an output interface (for example a QFutureWatcher) | - | ||||||||||||
| 551 | // to this future. While holding the lock we check the state and ready results | - | ||||||||||||
| 552 | // and add the appropriate callouts to the queue. In order to avoid deadlocks, | - | ||||||||||||
| 553 | // the actual callouts are made at the end while not holding the lock. | - | ||||||||||||
| 554 | void QFutureInterfaceBasePrivate::connectOutputInterface(QFutureCallOutInterface *interface) | - | ||||||||||||
| 555 | { | - | ||||||||||||
| 556 | QMutexLocker locker(&m_mutex); | - | ||||||||||||
| 557 | - | |||||||||||||
| 558 | if (state.load() & QFutureInterfaceBase::Started) {
| 0-28 | ||||||||||||
| 559 | interface->postCallOutEvent(QFutureCallOutEvent(QFutureCallOutEvent::Started)); | - | ||||||||||||
| 560 | interface->postCallOutEvent(QFutureCallOutEvent(QFutureCallOutEvent::ProgressRange, | - | ||||||||||||
| 561 | m_progressMinimum, | - | ||||||||||||
| 562 | m_progressMaximum)); | - | ||||||||||||
| 563 | interface->postCallOutEvent(QFutureCallOutEvent(QFutureCallOutEvent::Progress, | - | ||||||||||||
| 564 | m_progressValue, | - | ||||||||||||
| 565 | m_progressText)); | - | ||||||||||||
| 566 | } executed 28 times by 1 test: end of blockExecuted by:
| 28 | ||||||||||||
| 567 | - | |||||||||||||
| 568 | QtPrivate::ResultIteratorBase it = m_results.begin(); | - | ||||||||||||
| 569 | while (it != m_results.end()) {
| 28-177 | ||||||||||||
| 570 | const int begin = it.resultIndex(); | - | ||||||||||||
| 571 | const int end = begin + it.batchSize(); | - | ||||||||||||
| 572 | interface->postCallOutEvent(QFutureCallOutEvent(QFutureCallOutEvent::ResultsReady, | - | ||||||||||||
| 573 | begin, | - | ||||||||||||
| 574 | end)); | - | ||||||||||||
| 575 | it.batchedAdvance(); | - | ||||||||||||
| 576 | } executed 177 times by 1 test: end of blockExecuted by:
| 177 | ||||||||||||
| 577 | - | |||||||||||||
| 578 | if (state.load() & QFutureInterfaceBase::Paused)
| 0-28 | ||||||||||||
| 579 | interface->postCallOutEvent(QFutureCallOutEvent(QFutureCallOutEvent::Paused)); never executed: interface->postCallOutEvent(QFutureCallOutEvent(QFutureCallOutEvent::Paused)); | 0 | ||||||||||||
| 580 | - | |||||||||||||
| 581 | if (state.load() & QFutureInterfaceBase::Canceled)
| 5-23 | ||||||||||||
| 582 | interface->postCallOutEvent(QFutureCallOutEvent(QFutureCallOutEvent::Canceled)); executed 5 times by 1 test: interface->postCallOutEvent(QFutureCallOutEvent(QFutureCallOutEvent::Canceled));Executed by:
| 5 | ||||||||||||
| 583 | - | |||||||||||||
| 584 | if (state.load() & QFutureInterfaceBase::Finished)
| 14 | ||||||||||||
| 585 | interface->postCallOutEvent(QFutureCallOutEvent(QFutureCallOutEvent::Finished)); executed 14 times by 1 test: interface->postCallOutEvent(QFutureCallOutEvent(QFutureCallOutEvent::Finished));Executed by:
| 14 | ||||||||||||
| 586 | - | |||||||||||||
| 587 | outputConnections.append(interface); | - | ||||||||||||
| 588 | } executed 28 times by 1 test: end of blockExecuted by:
| 28 | ||||||||||||
| 589 | - | |||||||||||||
| 590 | void QFutureInterfaceBasePrivate::disconnectOutputInterface(QFutureCallOutInterface *interface) | - | ||||||||||||
| 591 | { | - | ||||||||||||
| 592 | QMutexLocker lock(&m_mutex); | - | ||||||||||||
| 593 | const int index = outputConnections.indexOf(interface); | - | ||||||||||||
| 594 | if (index == -1)
| 23-28 | ||||||||||||
| 595 | return; executed 23 times by 1 test: return;Executed by:
| 23 | ||||||||||||
| 596 | outputConnections.removeAt(index); | - | ||||||||||||
| 597 | - | |||||||||||||
| 598 | interface->callOutInterfaceDisconnected(); | - | ||||||||||||
| 599 | } executed 28 times by 1 test: end of blockExecuted by:
| 28 | ||||||||||||
| 600 | - | |||||||||||||
| 601 | void QFutureInterfaceBasePrivate::setState(QFutureInterfaceBase::State newState) | - | ||||||||||||
| 602 | { | - | ||||||||||||
| 603 | state.store(newState); | - | ||||||||||||
| 604 | } executed 128329 times by 11 tests: end of blockExecuted by:
| 128329 | ||||||||||||
| 605 | - | |||||||||||||
| 606 | QT_END_NAMESPACE | - | ||||||||||||
| 607 | - | |||||||||||||
| 608 | #endif // QT_NO_QFUTURE | - | ||||||||||||
| Source code | Switch to Preprocessed file |