Make neutron a simple osgi app
[controller.git] / opendaylight / networkconfiguration / neutron / implementation / src / main / java / org / opendaylight / controller / networkconfig / neutron / implementation / NeutronFloatingIPInterface.java
index 7d9a2e657675e767d78a774c484e07a39f81d7d9..51824d6ce1a93e42f372e6863e0f91ee2f696bb2 100644 (file)
@@ -10,19 +10,13 @@ package org.opendaylight.controller.networkconfig.neutron.implementation;
 
 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.Set;
 import java.util.Map.Entry;
+import java.util.Set;
+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.networkconfig.neutron.INeutronFloatingIPCRUD;
 import org.opendaylight.controller.networkconfig.neutron.INeutronNetworkCRUD;
 import org.opendaylight.controller.networkconfig.neutron.INeutronPortCRUD;
@@ -36,121 +30,12 @@ import org.slf4j.LoggerFactory;
 
 public class NeutronFloatingIPInterface implements INeutronFloatingIPCRUD {
     private static final Logger logger = LoggerFactory.getLogger(NeutronFloatingIPInterface.class);
-    private String containerName = null;
-
-    private IClusterContainerServices clusterContainerService = null;
-    private ConcurrentMap<String, NeutronFloatingIP> floatingIPDB;
-
-    // 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 FloatingIPs");
-        try {
-            // neutron caches
-            this.clusterContainerService.createCache("neutronFloatingIPs",
-                    EnumSet.of(IClusterServices.cacheMode.NON_TRANSACTIONAL));
-        } catch (CacheConfigException cce) {
-            logger.error("Cache couldn't be created for Neutron -  check cache mode");
-        } catch (CacheExistException cce) {
-            logger.error("Cache for Neutron already exists, destroy and recreate");
-        }
-        logger.debug("Cache successfully created for NeutronFloatingIps");
-    }
-
-    @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 FloatingIPs");
-        floatingIPDB = (ConcurrentMap<String, NeutronFloatingIP>) this.clusterContainerService
-        .getCache("neutronFloatingIPs");
-        if (floatingIPDB == null) {
-            logger.error("Cache couldn't be retrieved for Neutron FloatingIPs");
-        }
-        logger.debug("Cache was successfully retrieved for Neutron FloatingIPs");
-    }
 
-    @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("neutronFloatingIPs");
-    }
-
-    private void startUp() {
-        allocateCache();
-        retrieveCache();
-    }
-
-    /**
-     * 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() {
-    }
+    private ConcurrentMap<String, NeutronFloatingIP> floatingIPDB  = new ConcurrentHashMap<String, NeutronFloatingIP>();
 
     // this method uses reflection to update an object from it's delta.
 
+    @SuppressWarnings("unused")
     private boolean overwrite(Object target, Object delta) {
         Method[] methods = target.getClass().getMethods();
 
@@ -178,16 +63,20 @@ public class NeutronFloatingIPInterface implements INeutronFloatingIPCRUD {
 
     // IfNBFloatingIPCRUD interface methods
 
+    @Override
     public boolean floatingIPExists(String uuid) {
         return floatingIPDB.containsKey(uuid);
     }
 
+    @Override
     public NeutronFloatingIP getFloatingIP(String uuid) {
-        if (!floatingIPExists(uuid))
+        if (!floatingIPExists(uuid)) {
             return null;
+        }
         return floatingIPDB.get(uuid);
     }
 
+    @Override
     public List<NeutronFloatingIP> getAllFloatingIPs() {
         Set<NeutronFloatingIP> allIPs = new HashSet<NeutronFloatingIP>();
         for (Entry<String, NeutronFloatingIP> entry : floatingIPDB.entrySet()) {
@@ -200,17 +89,20 @@ public class NeutronFloatingIPInterface implements INeutronFloatingIPCRUD {
         return ans;
     }
 
+    @Override
     public boolean addFloatingIP(NeutronFloatingIP input) {
         INeutronNetworkCRUD networkCRUD = NeutronCRUDInterfaces.getINeutronNetworkCRUD(this);
         INeutronSubnetCRUD subnetCRUD = NeutronCRUDInterfaces.getINeutronSubnetCRUD(this);
         INeutronPortCRUD portCRUD = NeutronCRUDInterfaces.getINeutronPortCRUD(this);
 
-        if (floatingIPExists(input.getID()))
+        if (floatingIPExists(input.getID())) {
             return false;
+        }
         //if floating_ip_address isn't there, allocate from the subnet pool
         NeutronSubnet subnet = subnetCRUD.getSubnet(networkCRUD.getNetwork(input.getFloatingNetworkUUID()).getSubnets().get(0));
-        if (input.getFloatingIPAddress() == null)
+        if (input.getFloatingIPAddress() == null) {
             input.setFloatingIPAddress(subnet.getLowAddr());
+        }
         subnet.allocateIP(input.getFloatingIPAddress());
 
         //if port_id is there, bind port to this floating ip
@@ -223,13 +115,15 @@ public class NeutronFloatingIPInterface implements INeutronFloatingIPCRUD {
         return true;
     }
 
+    @Override
     public boolean removeFloatingIP(String uuid) {
         INeutronNetworkCRUD networkCRUD = NeutronCRUDInterfaces.getINeutronNetworkCRUD(this);
         INeutronSubnetCRUD subnetCRUD = NeutronCRUDInterfaces.getINeutronSubnetCRUD(this);
         INeutronPortCRUD portCRUD = NeutronCRUDInterfaces.getINeutronPortCRUD(this);
 
-        if (!floatingIPExists(uuid))
+        if (!floatingIPExists(uuid)) {
             return false;
+        }
         NeutronFloatingIP floatIP = getFloatingIP(uuid);
         //if floating_ip_address isn't there, allocate from the subnet pool
         NeutronSubnet subnet = subnetCRUD.getSubnet(networkCRUD.getNetwork(floatIP.getFloatingNetworkUUID()).getSubnets().get(0));
@@ -242,11 +136,13 @@ public class NeutronFloatingIPInterface implements INeutronFloatingIPCRUD {
         return true;
     }
 
+    @Override
     public boolean updateFloatingIP(String uuid, NeutronFloatingIP delta) {
         INeutronPortCRUD portCRUD = NeutronCRUDInterfaces.getINeutronPortCRUD(this);
 
-        if (!floatingIPExists(uuid))
+        if (!floatingIPExists(uuid)) {
             return false;
+        }
         NeutronFloatingIP target = floatingIPDB.get(uuid);
         if (target.getPortUUID() != null) {
             NeutronPort port = portCRUD.getPort(target.getPortUUID());