BUG 3019 : Fix Operation throttling for modification batching scenarios

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

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/TransactionContext.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/TransactionContext.java
index 1b8e65e02d6d1bad037a02beaa77310088b6e67d..6a542002d0a4293464edbca7e0f25fb83d17b0a7 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/TransactionContext.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/TransactionContext.java
@@ -10,7 +10,6 @@ package org.opendaylight.controller.cluster.datastore;
 import akka.actor.ActorSelection;
 import com.google.common.base.Optional;
 import com.google.common.util.concurrent.SettableFuture;
-import java.util.List;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
 import scala.concurrent.Future;
@@ -34,5 +33,23 @@ interface TransactionContext {
 
     void dataExists(YangInstanceIdentifier path, SettableFuture<Boolean> proxyFuture);
 
-    List<Future<Object>> getRecordedOperationFutures();
+    boolean supportsDirectCommit();
+
+    Future<Object> directCommit();
+
+    /**
+     * Invoked by {@link TransactionContextWrapper} when it has finished handing
+     * off operations to this context. From this point on, the context is responsible
+     * for throttling operations.
+     *
+     * Implementations can rely on the wrapper calling this operation in a synchronized
+     * block, so they do not need to ensure visibility of this state transition themselves.
+     */
+    void operationHandOffComplete();
+
+    /**
+     * A TransactionContext that uses Operation limiting should return true else false
+     * @return
+     */
+    boolean usesOperationLimiting();
 }