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Made mutex into a value instead of a pointer in ConcurrentMap

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This commit is contained in:
Rasmus Karlsson 2017-01-29 19:07:31 +01:00
parent 8fea0542a3
commit ed59c3f77f
1 changed files with 11 additions and 12 deletions
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23
concurrentmap.h
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@ -16,58 +16,57 @@ public:
ConcurrentMap()
: map()
{
this->mutex = new QMutex();
}
bool
tryGet(const TKey &name, TValue &value) const
{
this->mutex->lock();
this->mutex.lock();
auto a = map.find(name);
if (a == map.end()) {
this->mutex->unlock();
this->mutex.unlock();
return false;
}
value = a.value();
this->mutex->unlock();
this->mutex.unlock();
return true;
}
TValue
getOrAdd(const TKey &name, std::function<TValue()> addLambda)
{
this->mutex->lock();
this->mutex.lock();
auto a = map.find(name);
if (a == map.end()) {
TValue value = addLambda();
map.insert(name, value);
this->mutex->unlock();
this->mutex.unlock();
return value;
}
this->mutex->unlock();
this->mutex.unlock();
return a.value();
}
void
clear()
{
this->mutex->lock();
this->mutex.lock();
map.clear();
this->mutex->unlock();
this->mutex.unlock();
}
void
insert(const TKey &name, const TValue &value)
{
this->mutex->lock();
this->mutex.lock();
map.insert(name, value);
this->mutex->unlock();
this->mutex.unlock();
}
private:
QMutex *mutex;
mutable QMutex mutex;
QMap<TKey, TValue> map;
};
}