package org.opendaylight.controller.networkconfig.neutron.implementation;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.ObjectInputStream;
import java.lang.reflect.Method;
import java.util.ArrayList;
-import java.util.Dictionary;
-import java.util.EnumSet;
import java.util.HashSet;
import java.util.List;
import java.util.Map.Entry;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
-import org.apache.felix.dm.Component;
-import org.opendaylight.controller.clustering.services.CacheConfigException;
-import org.opendaylight.controller.clustering.services.CacheExistException;
-import org.opendaylight.controller.clustering.services.IClusterContainerServices;
-import org.opendaylight.controller.clustering.services.IClusterServices;
-import org.opendaylight.controller.configuration.IConfigurationContainerAware;
import org.opendaylight.controller.networkconfig.neutron.INeutronRouterCRUD;
import org.opendaylight.controller.networkconfig.neutron.NeutronRouter;
-import org.opendaylight.controller.sal.utils.GlobalConstants;
-import org.opendaylight.controller.sal.utils.IObjectReader;
-import org.opendaylight.controller.sal.utils.ObjectReader;
-import org.opendaylight.controller.sal.utils.ObjectWriter;
-import org.opendaylight.controller.sal.utils.Status;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-public class NeutronRouterInterface implements INeutronRouterCRUD, IConfigurationContainerAware,
- IObjectReader {
+public class NeutronRouterInterface implements INeutronRouterCRUD {
private static final Logger logger = LoggerFactory.getLogger(NeutronRouterInterface.class);
- private static String ROOT = GlobalConstants.STARTUPHOME.toString();
- private static final String FILENAME ="neutron.router";
- private static String fileName;
- private String containerName = null;
-
- private IClusterContainerServices clusterContainerService = null;
- private ConcurrentMap<String, NeutronRouter> routerDB;
+ private ConcurrentMap<String, NeutronRouter> routerDB = new ConcurrentHashMap<String, NeutronRouter>();
// 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 Routers");
- try {
- // neutron caches
- this.clusterContainerService.createCache("neutronRouters",
- EnumSet.of(IClusterServices.cacheMode.NON_TRANSACTIONAL));
- } catch (CacheConfigException cce) {
- logger.error("Cache couldn't be created for Neutron Routers - check cache mode");
- } catch (CacheExistException cce) {
- logger.error("Cache for Neutron Routers already exists, destroy and recreate");
- }
- logger.debug("Cache successfully created for Neutron Routers");
- }
-
- @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 Routers");
- routerDB = (ConcurrentMap<String, NeutronRouter>) this.clusterContainerService
- .getCache("neutronRouters");
- if (routerDB == null) {
- logger.error("Cache couldn't be retrieved for Neutron Routers");
- }
- logger.debug("Cache was successfully retrieved for Neutron Routers");
- }
-
- @SuppressWarnings("deprecation")
- private void destroyCache() {
- if (this.clusterContainerService == null) {
- logger.error("un-initialized clusterMger, can't destroy cache");
- return;
- }
- logger.debug("Destroying Cache for HostTracker");
- this.clusterContainerService.destroyCache("neutronRouters");
- }
-
- private void startUp() {
- allocateCache();
- retrieveCache();
- if ((clusterContainerService != null) && (clusterContainerService.amICoordinator())) {
- 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();
- }
-
- /**
- * 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() {
- }
// this method uses reflection to update an object from it's delta.
@Override
public NeutronRouter getRouter(String uuid) {
- if (!routerExists(uuid))
+ if (!routerExists(uuid)) {
return null;
+ }
return routerDB.get(uuid);
}
@Override
public boolean addRouter(NeutronRouter input) {
- if (routerExists(input.getID()))
+ if (routerExists(input.getID())) {
return false;
+ }
routerDB.putIfAbsent(input.getID(), input);
return true;
}
@Override
public boolean removeRouter(String uuid) {
- if (!routerExists(uuid))
+ if (!routerExists(uuid)) {
return false;
+ }
routerDB.remove(uuid);
return true;
}
@Override
public boolean updateRouter(String uuid, NeutronRouter delta) {
- if (!routerExists(uuid))
+ if (!routerExists(uuid)) {
return false;
+ }
NeutronRouter target = routerDB.get(uuid);
return overwrite(target, delta);
}
@Override
public boolean routerInUse(String routerUUID) {
- if (!routerExists(routerUUID))
+ if (!routerExists(routerUUID)) {
return true;
+ }
NeutronRouter target = routerDB.get(routerUUID);
return (target.getInterfaces().size() > 0);
}
- @SuppressWarnings("unchecked")
- private void loadConfiguration() {
- ObjectReader objReader = new ObjectReader();
- ConcurrentMap<String, NeutronRouter> confList = (ConcurrentMap<String, NeutronRouter>)
- objReader.read(this, fileName);
-
- if (confList == null) {
- return;
- }
-
- for (String key : confList.keySet()) {
- routerDB.put(key, confList.get(key));
- }
- }
-
- @Override
- public Status saveConfiguration() {
- ObjectWriter objWriter = new ObjectWriter();
- return objWriter.write(new ConcurrentHashMap<String, NeutronRouter>(routerDB), fileName);
- }
-
- @Override
- public Object readObject(ObjectInputStream ois) throws FileNotFoundException, IOException, ClassNotFoundException {
- return ois.readObject();
- }
-
}
Code Review / controller.git / blobdiff