void TaskExecutor::run()
{
while (mActive) {
TaskUnit* taskUnit = mTaskQueue.fetchNextTask();
//If the queue returns a null pointer, it means that the queue is being shut down, and this executor is expected to exit its main processing loop.
if (taskUnit) {
try {
TaskExecutionContext context(*this, *taskUnit);
taskUnit->executeInBackgroundThread(context);
mTaskQueue.addProcessedTask(taskUnit);
} catch (const std::exception& ex) {
S_LOG_CRITICAL("Error when executing task in background." << ex);
delete taskUnit;
} catch (...) {
S_LOG_CRITICAL("Unknown error when executing task in background.");
delete taskUnit;
}
} else {
break;
}
}
}
void TaskExecutionContext::executeTask(ITask* task, ITaskExecutionListener* listener)
{
TaskUnit* taskUnit = mTaskUnit.addSubtask(task, listener);
TaskExecutionContext subtaskContext(mExecutor, *taskUnit);
taskUnit->executeInBackgroundThread(subtaskContext);
}
