51 rivejä
1.5 KiB
C++
51 rivejä
1.5 KiB
C++
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#include <QThread>
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#include "dirscanworker.h"
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#include "logger.h"
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DirScanWorker::DirScanWorker(ConcurrentQueue<QString> &queue, ConcurrentQueue<QString> &resultQueue,
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QStringList ignorePattern, unsigned int progressReportThreshold,
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std::atomic<bool> &stopToken)
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{
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this->queue = &queue;
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this->resultQueue = &resultQueue;
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this->ignorePattern = ignorePattern;
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this->progressReportThreshold = progressReportThreshold;
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this->stopToken = &stopToken;
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setAutoDelete(false);
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}
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void DirScanWorker::run()
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{
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unsigned int currentProgress = 0;
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QString path;
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/* TODO: if we have e. g. only one path, then only one thread will scan this path.
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*
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* Thus, we must resubmit to the queue directories so other threads can help
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the current one (requires a new logic for threads in ParallelDirScanner). Alterantively,
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start new DirScanWorkers ourselves here... */
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while(queue->dequeue(path))
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{
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QDirIterator iterator(path, ignorePattern, QDir::Files, QDirIterator::Subdirectories);
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while(iterator.hasNext())
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{
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this->results.append(iterator.next());
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++currentProgress;
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if(currentProgress == progressReportThreshold)
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{
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if(this->stopToken->load(std::memory_order_relaxed))
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{
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return;
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}
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this->resultQueue->enqueue(this->results);
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emit progress(results.length());
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currentProgress = 0;
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this->results.clear();
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}
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}
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}
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this->resultQueue->enqueue(this->results);
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emit progress(results.length());
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this->results.clear();
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emit finished();
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}
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