LOG.info("Shutting down network-model provider ...");
networkModelProvider.close();
LOG.info("Shutting down PCE provider ...");
pceProvider.close();
LOG.info("Shutting down transaction providers ...");
deviceTransactionManager.preDestroy();
LOG.info("Shutting down network-model provider ...");
networkModelProvider.close();
LOG.info("Shutting down PCE provider ...");
pceProvider.close();
LOG.info("Shutting down transaction providers ...");
deviceTransactionManager.preDestroy();