- private static String ROOT = GlobalConstants.STARTUPHOME.toString();
- private static final String FILENAME ="neutron.network";
- private static String fileName;
- private String containerName = null;
-
- private ConcurrentMap<String, NeutronNetwork> networkDB;
- private IClusterContainerServices clusterContainerService = null;
-
- // methods needed for creating caches
-
- void setClusterContainerService(IClusterContainerServices s) {
- logger.debug("Cluster Service set");
- this.clusterContainerService = s;
- }
-
- void unsetClusterContainerService(IClusterContainerServices s) {
- if (this.clusterContainerService == s) {
- logger.debug("Cluster Service removed!");
- this.clusterContainerService = null;
- }
- }
-
- @SuppressWarnings("deprecation")
- private void allocateCache() {
- if (this.clusterContainerService == null) {
- logger.error("un-initialized clusterContainerService, can't create cache");
- return;
- }
- logger.debug("Creating Cache for Neutron Networks");
- try {
- // neutron caches
- this.clusterContainerService.createCache("neutronNetworks",
- EnumSet.of(IClusterServices.cacheMode.NON_TRANSACTIONAL));
- } catch (CacheConfigException cce) {
- logger.error("Cache couldn't be created for Neutron Networks - check cache mode");
- } catch (CacheExistException cce) {
- logger.error("Cache for Neutron Networks already exists, destroy and recreate");
- }
- logger.debug("Cache successfully created for Neutron Networks");
- }
-
- @SuppressWarnings({ "unchecked", "deprecation" })
- private void retrieveCache() {
- if (this.clusterContainerService == null) {
- logger.error("un-initialized clusterContainerService, can't retrieve cache");
- return;
- }
- logger.debug("Retrieving cache for Neutron Networks");
- networkDB = (ConcurrentMap<String, NeutronNetwork>) this.clusterContainerService.getCache("neutronNetworks");
- if (networkDB == null) {
- logger.error("Cache couldn't be retrieved for Neutron Networks");
- }
- logger.debug("Cache was successfully retrieved for Neutron Networks");
- }
-
- private void startUp() {
- allocateCache();
- retrieveCache();
- if (networkDB.isEmpty()) {
- loadConfiguration();
- }
- }
-
- /**
- * Function called by the dependency manager when all the required
- * dependencies are satisfied
- *
- */
- void init(Component c) {
- Dictionary<?, ?> props = c.getServiceProperties();
- if (props != null) {
- this.containerName = (String) props.get("containerName");
- logger.debug("Running containerName: {}", this.containerName);
- } else {
- // In the Global instance case the containerName is empty
- this.containerName = "";
- }
- fileName = ROOT + FILENAME + "_" + containerName + ".conf";
- startUp();
- }
-
- @SuppressWarnings("deprecation")
- private void destroyCache() {
- if (this.clusterContainerService == null) {
- logger.error("un-initialized clusterMger, can't destroy cache");
- return;
- }
- logger.debug("Destroying Cache for Neutron Networks");
- this.clusterContainerService.destroyCache("Neutron Networks");
- }