A bunch of miscellaneous services to get Distributed Data Store ready for deployment

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / DistributedDataStore.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java
index 29fc259bb75935d25f13dcb8f7a0865f74f145cd..3c760f35b8a671be81239e48ef6936a1e065c065 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java
@@ -9,14 +9,11 @@
 package org.opendaylight.controller.cluster.datastore;
 
 import akka.actor.ActorRef;
-import akka.actor.ActorSelection;
 import akka.actor.ActorSystem;
-import akka.util.Timeout;
-import org.opendaylight.controller.cluster.datastore.messages.FindPrimary;
-import org.opendaylight.controller.cluster.datastore.messages.PrimaryFound;
 import org.opendaylight.controller.cluster.datastore.messages.RegisterChangeListener;
 import org.opendaylight.controller.cluster.datastore.messages.RegisterChangeListenerReply;
 import org.opendaylight.controller.cluster.datastore.messages.UpdateSchemaContext;
+import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker;
 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
 import org.opendaylight.controller.sal.core.spi.data.DOMStore;
@@ -31,110 +28,76 @@ import org.opendaylight.yangtools.yang.model.api.SchemaContext;
 import org.opendaylight.yangtools.yang.model.api.SchemaContextListener;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import scala.concurrent.Await;
-import scala.concurrent.Future;
-import scala.concurrent.duration.Duration;
-import scala.concurrent.duration.FiniteDuration;
-
-import java.util.concurrent.TimeUnit;
-
-import static akka.pattern.Patterns.ask;
 
 /**
  *
  */
-public class DistributedDataStore implements DOMStore, SchemaContextListener {
+public class DistributedDataStore implements DOMStore, SchemaContextListener, AutoCloseable {
 
     private static final Logger
         LOG = LoggerFactory.getLogger(DistributedDataStore.class);
 
-    final FiniteDuration ASK_DURATION = Duration.create(5, TimeUnit.SECONDS);
-    final Duration AWAIT_DURATION = Duration.create(5, TimeUnit.SECONDS);
 
-    private final ActorRef shardManager;
-    private final ActorSystem actorSystem;
     private final String type;
-
+    private final ActorContext actorContext;
 
     public DistributedDataStore(ActorSystem actorSystem, String type) {
-        this.actorSystem = actorSystem;
+        this(new ActorContext(actorSystem, actorSystem.actorOf(ShardManager.props(type))), type);
+    }
+
+    public DistributedDataStore(ActorContext actorContext, String type) {
         this.type = type;
-        shardManager = actorSystem.actorOf(ShardManager.props(type));
+        this.actorContext = actorContext;
     }
 
+
     @Override
     public <L extends AsyncDataChangeListener<InstanceIdentifier, NormalizedNode<?, ?>>> ListenerRegistration<L> registerChangeListener(
         InstanceIdentifier path, L listener,
         AsyncDataBroker.DataChangeScope scope) {
 
-        ActorSelection primary = findPrimary();
-
-        ActorRef dataChangeListenerActor = actorSystem.actorOf(DataChangeListener.props());
+        ActorRef dataChangeListenerActor = actorContext.getActorSystem().actorOf(
+            DataChangeListener.props());
 
-        Object result =
-            getResult(primary, new RegisterChangeListener(path, dataChangeListenerActor.path(),
-                AsyncDataBroker.DataChangeScope.BASE), ASK_DURATION);
+        Object result = actorContext.executeShardOperation(Shard.DEFAULT_NAME,
+            new RegisterChangeListener(path, dataChangeListenerActor.path(),
+                AsyncDataBroker.DataChangeScope.BASE),
+            ActorContext.ASK_DURATION
+        );
 
         RegisterChangeListenerReply reply = (RegisterChangeListenerReply) result;
-        return new ListenerRegistrationProxy(reply.getListenerRegistrationPath());
+        return new DataChangeListenerRegistrationProxy(actorContext.actorSelection(reply.getListenerRegistrationPath()), listener);
     }
 
-    private ActorSelection findPrimary() {
-        Object result = getResult(shardManager, new FindPrimary(Shard.DEFAULT_NAME), ASK_DURATION);
-
-        if(result instanceof PrimaryFound){
-            PrimaryFound found = (PrimaryFound) result;
-            LOG.error("Primary found {}", found.getPrimaryPath());
-
-            return actorSystem.actorSelection(found.getPrimaryPath());
-        }
-        throw new RuntimeException("primary was not found");
-    }
-
-    private Object getResult(ActorRef actor, Object message, FiniteDuration duration){
-        Future<Object> future =
-            ask(actor, message, new Timeout(duration));
-
-        try {
-            return Await.result(future, AWAIT_DURATION);
-        } catch (Exception e) {
-            throw new RuntimeException(e);
-        }
-    }
-
-    private Object getResult(ActorSelection actor, Object message, FiniteDuration duration){
-        Future<Object> future =
-            ask(actor, message, new Timeout(duration));
-
-        try {
-            return Await.result(future, AWAIT_DURATION);
-        } catch (Exception e) {
-            throw new RuntimeException(e);
-        }
-    }
 
 
     @Override
     public DOMStoreTransactionChain createTransactionChain() {
-        return new TransactionChainProxy();
+        return new TransactionChainProxy(actorContext);
     }
 
     @Override
     public DOMStoreReadTransaction newReadOnlyTransaction() {
-        return new TransactionProxy();
+        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_ONLY);
     }
 
     @Override
     public DOMStoreWriteTransaction newWriteOnlyTransaction() {
-        return new TransactionProxy();
+        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.WRITE_ONLY);
     }
 
     @Override
     public DOMStoreReadWriteTransaction newReadWriteTransaction() {
-        return new TransactionProxy();
+        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_WRITE);
     }
 
     @Override public void onGlobalContextUpdated(SchemaContext schemaContext) {
-        shardManager.tell(new UpdateSchemaContext(schemaContext), null);
+        actorContext.getShardManager().tell(
+            new UpdateSchemaContext(schemaContext), null);
+    }
+
+    @Override public void close() throws Exception {
+        actorContext.shutdown();
+
     }
 }