- private IClusterContainerServices clusterContainerService = null;
- private IConfigurationContainerService configurationService;
- private ConcurrentMap<String, NeutronLoadBalancerHealthMonitor> loadBalancerHealthMonitorDB;
-
- // methods needed for creating caches
- void setClusterContainerService(IClusterContainerServices s) {
- logger.debug("Cluster Service set");
- clusterContainerService = s;
- }
-
- void unsetClusterContainerService(IClusterContainerServices s) {
- if (clusterContainerService == s) {
- logger.debug("Cluster Service removed!");
- clusterContainerService = null;
- }
- }
-
- public void setConfigurationContainerService(IConfigurationContainerService service) {
- logger.trace("Configuration service set: {}", service);
- configurationService = service;
- }
-
- public void unsetConfigurationContainerService(IConfigurationContainerService service) {
- logger.trace("Configuration service removed: {}", service);
- configurationService = null;
- }
-
- private void allocateCache() {
- if (this.clusterContainerService == null) {
- logger.error("un-initialized clusterContainerService, can't create cache");
- return;
- }
- logger.debug("Creating Cache for Neutron LoadBalancerHealthMonitor");
- try {
- // neutron caches
- this.clusterContainerService.createCache("neutronLoadBalancerHealthMonitors",
- EnumSet.of(IClusterServices.cacheMode.NON_TRANSACTIONAL));
- } catch (CacheConfigException cce) {
- logger.error("Cache couldn't be created for Neutron LoadBalancerHealthMonitor - check cache mode");
- } catch (CacheExistException cce) {
- logger.error("Cache for Neutron LoadBalancerHealthMonitor already exists, destroy and recreate");
- }
- logger.debug("Cache successfully created for Neutron LoadBalancerHealthMonitor");
- }
-
- @SuppressWarnings ({"unchecked"})
- private void retrieveCache() {
- if (clusterContainerService == null) {
- logger.error("un-initialized clusterContainerService, can't retrieve cache");
- return;
- }
-
- logger.debug("Retrieving cache for Neutron LoadBalancerHealthMonitor");
- loadBalancerHealthMonitorDB = (ConcurrentMap<String, NeutronLoadBalancerHealthMonitor>) clusterContainerService
- .getCache("neutronLoadBalancerHealthMonitors");
- if (loadBalancerHealthMonitorDB == null) {
- logger.error("Cache couldn't be retrieved for Neutron LoadBalancerHealthMonitor");
- }
- logger.debug("Cache was successfully retrieved for Neutron LoadBalancerHealthMonitor");
- }
-
- private void destroyCache() {
- if (clusterContainerService == null) {
- logger.error("un-initialized clusterMger, can't destroy cache");
- return;
- }
- logger.debug("Destroying Cache for LoadBalancerHealthMonitor");
- clusterContainerService.destroyCache("neutronLoadBalancerHealthMonitors");
- }
-
- private void startUp() {
- allocateCache();
- retrieveCache();
- 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 = "";
- }
- startUp();
- }
-
- /**
- * Function called by the dependency manager when at least one dependency
- * become unsatisfied or when the component is shutting down because for
- * example bundle is being stopped.
- */
- void destroy() {
- destroyCache();
- }
-
- /**
- * Function called by dependency manager after "init ()" is called and after
- * the services provided by the class are registered in the service registry
- */
- void start() {
- }
-
- /**
- * Function called by the dependency manager before the services exported by
- * the component are unregistered, this will be followed by a "destroy ()"
- * calls
- */
- void stop() {
- }