@Override
public List<Application> getApplicationListForDevice(DeviceIdentifier deviceId)
throws ApplicationManagementException {
Device device;
try {
int tenantId = CarbonContext.getThreadLocalCarbonContext().getTenantId();
DeviceManagementDAOFactory.openConnection();
device = deviceDAO.getDevice(deviceId, tenantId);
if (device == null) {
if (log.isDebugEnabled()) {
log.debug(
"No device is found upon the device identifier '"
+ deviceId.getId()
+ "' and type '"
+ deviceId.getType()
+ "'. Therefore returning null");
}
return null;
}
return applicationDAO.getInstalledApplications(device.getId());
} catch (DeviceManagementDAOException e) {
throw new ApplicationManagementException(
"Error occurred while fetching the Application List of '"
+ deviceId.getType()
+ "' device carrying the identifier'"
+ deviceId.getId(),
e);
} catch (SQLException e) {
throw new ApplicationManagementException(
"Error occurred while opening a connection to the data source", e);
} finally {
DeviceManagementDAOFactory.closeConnection();
}
}
@Override
public void updateApplicationListInstalledInDevice(
DeviceIdentifier deviceIdentifier, List<Application> applications)
throws ApplicationManagementException {
List<Application> installedAppList = getApplicationListForDevice(deviceIdentifier);
try {
int tenantId = CarbonContext.getThreadLocalCarbonContext().getTenantId();
DeviceManagementDAOFactory.beginTransaction();
Device device = deviceDAO.getDevice(deviceIdentifier, tenantId);
if (log.isDebugEnabled()) {
log.debug("Device:" + device.getId() + ":identifier:" + deviceIdentifier.getId());
}
if (log.isDebugEnabled()) {
log.debug("num of apps installed:" + installedAppList.size());
}
List<Application> appsToAdd = new ArrayList<>();
List<Integer> appIdsToRemove = new ArrayList<>(installedAppList.size());
for (Application installedApp : installedAppList) {
if (!applications.contains(installedApp)) {
if (log.isDebugEnabled()) {
log.debug("Remove app Id:" + installedApp.getId());
}
appIdsToRemove.add(installedApp.getId());
}
}
applicationMappingDAO.removeApplicationMapping(device.getId(), appIdsToRemove, tenantId);
Application installedApp;
List<Integer> applicationIds = new ArrayList<>();
for (Application application : applications) {
if (!installedAppList.contains(application)) {
installedApp =
applicationDAO.getApplication(
application.getApplicationIdentifier(), application.getVersion(), tenantId);
if (installedApp == null) {
appsToAdd.add(application);
} else {
applicationIds.add(installedApp.getId());
}
}
}
if (log.isDebugEnabled()) {
log.debug("num of apps add:" + appsToAdd.size());
}
applicationIds.addAll(applicationDAO.addApplications(appsToAdd, tenantId));
if (log.isDebugEnabled()) {
log.debug("num of app Ids:" + applicationIds.size());
}
applicationMappingDAO.addApplicationMappings(device.getId(), applicationIds, tenantId);
if (log.isDebugEnabled()) {
log.debug("num of remove app Ids:" + appIdsToRemove.size());
}
DeviceManagementDAOFactory.commitTransaction();
} catch (DeviceManagementDAOException e) {
DeviceManagementDAOFactory.rollbackTransaction();
throw new ApplicationManagementException(
"Error occurred saving application list to the device", e);
} catch (TransactionManagementException e) {
throw new ApplicationManagementException("Error occurred while initializing transaction", e);
} finally {
DeviceManagementDAOFactory.closeConnection();
}
}