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=b74c89d727c2a1761a7c993272abcab1e4ad9999;hb=1b8f7c7beaed83797320686bebddd536637aed9a;hp=20a74e30dab07258b4a4122d56d0b7f6c7630f1d;hpb=8ad0b28e56c6d0a1ce5cef45fae22d6fdea7f976;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 20a74e30da..b74c89d727 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
@@ -1,31 +1,79 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
 package org.opendaylight.controller.cluster.datastore;
 
+import akka.actor.ActorPath;
+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 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 String transactionChainId;
+    private volatile List<Future<ActorPath>> cohortPathFutures = Collections.emptyList();
+
+    public TransactionChainProxy(ActorContext actorContext) {
+        this.actorContext = actorContext;
+        transactionChainId = actorContext.getCurrentMemberName() + "-" + System.currentTimeMillis();
+    }
+
     @Override
     public DOMStoreReadTransaction newReadOnlyTransaction() {
-        throw new UnsupportedOperationException("newReadOnlyTransaction");
+        return new TransactionProxy(actorContext,
+            TransactionProxy.TransactionType.READ_ONLY, this);
     }
 
     @Override
     public DOMStoreReadWriteTransaction newReadWriteTransaction() {
-        throw new UnsupportedOperationException("newReadWriteTransaction");
+        return new TransactionProxy(actorContext,
+            TransactionProxy.TransactionType.READ_WRITE, this);
     }
 
     @Override
     public DOMStoreWriteTransaction newWriteOnlyTransaction() {
-        throw new UnsupportedOperationException("newWriteOnlyTransaction");
+        return new TransactionProxy(actorContext,
+            TransactionProxy.TransactionType.WRITE_ONLY, this);
     }
 
     @Override
     public void close() {
-        throw new UnsupportedOperationException("close");
+        // 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<ActorPath>> cohortPathFutures){
+        this.cohortPathFutures = cohortPathFutures;
+    }
+
+    public void waitTillCurrentTransactionReady(){
+        try {
+            Await.result(Futures
+                .sequence(this.cohortPathFutures, actorContext.getActorSystem().dispatcher()),
+                actorContext.getOperationDuration());
+        } catch (Exception e) {
+            throw new IllegalStateException("Failed when waiting for transaction on a chain to become ready", e);
+        }
     }
 }