X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2FTransactionChainProxy.java;h=b467ee4ddbf56c456c2e9f0f62381eefa173e31d;hb=96171122685765f15a6faf0cc6f919221224870c;hp=76bbef713c350ad975c9dbb256bdef83bd1e4915;hpb=e90bec01888e6b2a2503d21de25f3a674d607163;p=controller.git

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/TransactionChainProxy.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/TransactionChainProxy.java
index 76bbef713c..b467ee4ddb 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/TransactionChainProxy.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/TransactionChainProxy.java
@@ -8,46 +8,72 @@
 
 package org.opendaylight.controller.cluster.datastore;
 
+import akka.actor.ActorSelection;
+import akka.dispatch.Futures;
+import org.opendaylight.controller.cluster.datastore.messages.CloseTransactionChain;
 import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
 import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
 import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
-import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import scala.concurrent.Await;
+import scala.concurrent.Future;
+
+import java.util.Collections;
+import java.util.List;
 
 /**
  * TransactionChainProxy acts as a proxy for a DOMStoreTransactionChain created on a remote shard
  */
 public class TransactionChainProxy implements DOMStoreTransactionChain{
     private final ActorContext actorContext;
-    private final SchemaContext schemaContext;
+    private final String transactionChainId;
+    private volatile List<Future<ActorSelection>> cohortFutures = Collections.emptyList();
 
-    public TransactionChainProxy(ActorContext actorContext, SchemaContext schemaContext) {
+    public TransactionChainProxy(ActorContext actorContext) {
         this.actorContext = actorContext;
-        this.schemaContext = schemaContext;
+        transactionChainId = actorContext.getCurrentMemberName() + "-" + System.currentTimeMillis();
     }
 
     @Override
     public DOMStoreReadTransaction newReadOnlyTransaction() {
         return new TransactionProxy(actorContext,
-            TransactionProxy.TransactionType.READ_ONLY, schemaContext);
+            TransactionProxy.TransactionType.READ_ONLY, this);
     }
 
     @Override
     public DOMStoreReadWriteTransaction newReadWriteTransaction() {
         return new TransactionProxy(actorContext,
-            TransactionProxy.TransactionType.READ_WRITE, schemaContext);
+            TransactionProxy.TransactionType.READ_WRITE, this);
     }
 
     @Override
     public DOMStoreWriteTransaction newWriteOnlyTransaction() {
         return new TransactionProxy(actorContext,
-            TransactionProxy.TransactionType.WRITE_ONLY, schemaContext);
+            TransactionProxy.TransactionType.WRITE_ONLY, this);
     }
 
     @Override
     public void close() {
-        // FIXME : The problem here is don't know which shard the transaction chain is to be created on ???
-        throw new UnsupportedOperationException("close - not sure what to do here?");
+        // Send a close transaction chain request to each and every shard
+        actorContext.broadcast(new CloseTransactionChain(transactionChainId));
+    }
+
+    public String getTransactionChainId() {
+        return transactionChainId;
+    }
+
+    public void onTransactionReady(List<Future<ActorSelection>> cohortFutures){
+        this.cohortFutures = cohortFutures;
+    }
+
+    public void waitTillCurrentTransactionReady(){
+        try {
+            Await.result(Futures
+                .sequence(this.cohortFutures, actorContext.getActorSystem().dispatcher()),
+                actorContext.getOperationDuration());
+        } catch (Exception e) {
+            throw new IllegalStateException("Failed when waiting for transaction on a chain to become ready", e);
+        }
     }
 }