package org.opendaylight.controller.config.yang.config.vpp_provider.impl;
+import com.google.common.base.Preconditions;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
+import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonService;
+import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceProvider;
+import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceRegistration;
+import org.opendaylight.mdsal.singleton.common.api.ServiceGroupIdentifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
-public class GbpVppProviderInstance implements AutoCloseable {
+public class GbpVppProviderInstance implements ClusterSingletonService, AutoCloseable {
+ private static final Logger LOG = LoggerFactory.getLogger(GbpVppProviderInstance.class);
+
+ private static final ServiceGroupIdentifier IDENTIFIER =
+ ServiceGroupIdentifier.create(GbpVppProviderInstance.class.getName());
+ private final DataBroker dataBroker;
+ private final BindingAwareBroker bindingAwareBroker;
+ private final ClusterSingletonServiceProvider clusterSingletonService;
+ private ClusterSingletonServiceRegistration singletonServiceRegistration;
private VppRenderer renderer;
- public GbpVppProviderInstance (DataBroker dataBroker, BindingAwareBroker broker) {
- renderer = new VppRenderer(dataBroker, broker);
+ public GbpVppProviderInstance(final DataBroker dataBroker,
+ final BindingAwareBroker bindingAwareBroker,
+ final ClusterSingletonServiceProvider clusterSingletonService) {
+ this.dataBroker = Preconditions.checkNotNull(dataBroker);
+ this.bindingAwareBroker = Preconditions.checkNotNull(bindingAwareBroker);
+ this.clusterSingletonService = Preconditions.checkNotNull(clusterSingletonService);
+ }
+
+ public void initialize() {
+ LOG.info("Clustering session initiated for {}", this.getClass().getSimpleName());
+ singletonServiceRegistration = clusterSingletonService.registerClusterSingletonService(this);
}
+
+ @Override
+ public void instantiateServiceInstance() {
+ LOG.info("Instantiating {}", this.getClass().getSimpleName());
+ renderer = new VppRenderer(dataBroker, bindingAwareBroker);
+ }
+
+ @Override
+ public ListenableFuture<Void> closeServiceInstance() {
+ LOG.info("Instance {} closed", this.getClass().getSimpleName());
+ try {
+ renderer.close();
+ } catch (Exception e) {
+ LOG.warn("Exception while closing ... {}", e.getMessage());
+ }
+ return Futures.immediateFuture(null);
+ }
+
@Override
public void close() throws Exception {
- renderer.close();
+
+ LOG.info("Clustering provider closed for {}", this.getClass().getSimpleName());
+ if (singletonServiceRegistration != null) {
+ try {
+ singletonServiceRegistration.close();
+ } catch (Exception e) {
+ LOG.warn("{} closed unexpectedly", this.getClass().getSimpleName(), e.getMessage());
+ }
+ singletonServiceRegistration = null;
+ }
}
+ @Override
+ public ServiceGroupIdentifier getIdentifier() {
+ return IDENTIFIER;
+ }
}
Code Review / groupbasedpolicy.git / commitdiff