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=7c36adb70e6f65cdd559f68ff524b56461bc14ff;hb=3859df9beca8f13f1ff2b2744ed3470a1715bec3;hp=b5806d6689a4f402208592b808a3ceaad63b3936;hpb=127042ea7e148d9dc0282acc3780b4754ca69e12;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 b5806d6689..7c36adb70e 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
@@ -7,10 +7,12 @@
  */
 package org.opendaylight.controller.cluster.datastore;
 
+import static com.google.common.base.Preconditions.checkState;
+import static java.util.Objects.requireNonNull;
+
 import akka.actor.ActorSelection;
 import akka.dispatch.Futures;
 import akka.dispatch.OnComplete;
-import com.google.common.base.Preconditions;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
@@ -27,7 +29,7 @@ import org.opendaylight.mdsal.dom.spi.store.DOMStoreReadTransaction;
 import org.opendaylight.mdsal.dom.spi.store.DOMStoreReadWriteTransaction;
 import org.opendaylight.mdsal.dom.spi.store.DOMStoreTransactionChain;
 import org.opendaylight.mdsal.dom.spi.store.DOMStoreWriteTransaction;
-import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTree;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.ReadOnlyDataTree;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import scala.concurrent.Future;
@@ -61,7 +63,7 @@ final class TransactionChainProxy extends AbstractTransactionContextFactory<Loca
 
         Pending(final TransactionIdentifier transaction, final Future<?> previousFuture) {
             this.previousFuture = previousFuture;
-            this.transaction = Preconditions.checkNotNull(transaction);
+            this.transaction = requireNonNull(transaction);
         }
 
         @Override
@@ -192,7 +194,7 @@ final class TransactionChainProxy extends AbstractTransactionContextFactory<Loca
 
     @Override
     protected LocalTransactionChain factoryForShard(final String shardName, final ActorSelection shardLeader,
-            final DataTree dataTree) {
+            final ReadOnlyDataTree dataTree) {
         final LocalTransactionChain ret = new LocalTransactionChain(this, shardLeader, dataTree);
         LOG.debug("Allocated transaction chain {} for shard {} leader {}", ret, shardName, shardLeader);
         return ret;
@@ -292,11 +294,11 @@ final class TransactionChainProxy extends AbstractTransactionContextFactory<Loca
     protected <T> void onTransactionReady(final TransactionIdentifier transaction,
             final Collection<Future<T>> cohortFutures) {
         final State localState = currentState;
-        Preconditions.checkState(localState instanceof Allocated, "Readying transaction %s while state is %s",
-                transaction, localState);
+        checkState(localState instanceof Allocated, "Readying transaction %s while state is %s", transaction,
+            localState);
         final TransactionIdentifier currentTx = ((Allocated)localState).getIdentifier();
-        Preconditions.checkState(transaction.equals(currentTx), "Readying transaction %s while %s is allocated",
-                transaction, currentTx);
+        checkState(transaction.equals(currentTx), "Readying transaction %s while %s is allocated", transaction,
+            currentTx);
 
         // Transaction ready and we are not waiting for futures -- go to idle
         if (cohortFutures.isEmpty()) {
@@ -322,7 +324,7 @@ final class TransactionChainProxy extends AbstractTransactionContextFactory<Loca
     }
 
     @Override
-    protected void onTransactionContextCreated(TransactionIdentifier transactionId) {
+    protected void onTransactionContextCreated(final TransactionIdentifier transactionId) {
         Promise<Object> promise = priorReadOnlyTxPromises.remove(transactionId);
         if (promise != null) {
             promise.success(null);