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QSampleCache: Add a method to check whether a sample is cached.

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At the moment there is no way to tell whether a sample
returned by QSampleCache comes from cache.
This functionality is required for a unit test.

Change-Id: Ice23bb39b8e4f0a58b9297b46bb19b9a8c34b53c
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
This commit is contained in:
Lev Zelenskiy
2012-04-26 16:51:54 +10:00
committed by Qt by Nokia
parent d6cba78516
commit 4d1579d37b
2 changed files with 8 additions and 1 deletions
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6
src/multimedia/audio/qsamplecache_p.cpp
View File

@@ -147,6 +147,12 @@ bool QSampleCache::isLoading() const
return m_loadingThread.isRunning(); return m_loadingThread.isRunning();
} }
bool QSampleCache::isCached(const QUrl &url) const
{
QMutexLocker locker(&m_mutex);
return m_samples.contains(url);
}
QSample* QSampleCache::requestSample(const QUrl& url) QSample* QSampleCache::requestSample(const QUrl& url)
{ {
//lock and add first to make sure live loadingThread will not be killed during this function call //lock and add first to make sure live loadingThread will not be killed during this function call

3
src/multimedia/audio/qsamplecache_p.h
View File

@@ -140,6 +140,7 @@ public:
void setCapacity(qint64 capacity); void setCapacity(qint64 capacity);
bool isLoading() const; bool isLoading() const;
bool isCached(const QUrl& url) const;
Q_SIGNALS: Q_SIGNALS:
void isLoadingChanged(); void isLoadingChanged();
@@ -148,7 +149,7 @@ private:
QMap<QUrl, QSample*> m_samples; QMap<QUrl, QSample*> m_samples;
QSet<QSample*> m_staleSamples; QSet<QSample*> m_staleSamples;
QNetworkAccessManager *m_networkAccessManager; QNetworkAccessManager *m_networkAccessManager;
QMutex m_mutex; mutable QMutex m_mutex;
qint64 m_capacity; qint64 m_capacity;
qint64 m_usage; qint64 m_usage;
QThread m_loadingThread; QThread m_loadingThread;