Error CServiceManager::load(const Service::Uid & service)
{
LOG4CPLUS_TRACE_METHOD(msLogger, __PRETTY_FUNCTION__);
mSystemServicesMutex.lock();
tServiceSet::const_iterator it = mSystemServices.find(service);
if (mSystemServices.end() == it)
{
mSystemServicesMutex.unlock();
LOG4CPLUS_ERROR(msLogger, "hasn't found the requested service");
return Error(SERVICE_NOT_FOUND, "The service requested: " + service.value()
+ " was not found among system services, please check that it is present in " + mXmlPath, false);
}
mSystemServicesMutex.unlock();
mActiveServicesMutex.lock();
tServiceMap::const_iterator sit = mActiveServices.find(service);
if (mActiveServices.end() != sit)
{
mActiveServicesMutex.unlock();
LOG4CPLUS_ERROR(msLogger, "The requested service is among active!");
return Error(SERVICE_ALREADY_LOADED, "The service requested: " + service.value()
+ " is already loaded!", false);
}
mActiveServicesMutex.unlock();
CService * pService = new CService(mXmlPath, mAppInfo, service);
mCallbacksMutex.lock();
Error cserviceError = pService->load(mCallbacks);
if (!cserviceError.isNoError())
{
mCallbacksMutex.unlock();
LOG4CPLUS_ERROR(msLogger, "CService couldn't load the service: " + cserviceError.toString());
delete pService;
return cserviceError;
}
mCallbacksMutex.unlock();
mActiveServicesMutex.lock();
mActiveServices[service] = pService;
mActiveServicesMutex.unlock();
LOG4CPLUS_TRACE(msLogger, "Loaded a service successfully");
return Error::NoError();
}
