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%2Fmessages%2FDataExists.java;h=7d1bcdb8f65c3273e50685eaa58c76cdc6d67d9b;hb=refs%2Fchanges%2F78%2F33178%2F3;hp=2541a04d5fe32969f6e4b0889a6c980033b155ba;hpb=74926cb05f2e5e4937658ca61444f7d7c846eb00;p=controller.git

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/DataExists.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/DataExists.java
index 2541a04d5f..7d1bcdb8f6 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/DataExists.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/DataExists.java
@@ -10,6 +10,7 @@ package org.opendaylight.controller.cluster.datastore.messages;
 
 import com.google.common.util.concurrent.CheckedFuture;
 import com.google.common.util.concurrent.SettableFuture;
+import org.opendaylight.controller.cluster.datastore.DataStoreVersions;
 import org.opendaylight.controller.cluster.datastore.util.InstanceIdentifierUtils;
 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
 import org.opendaylight.controller.protobuff.messages.transaction.ShardTransactionMessages;
@@ -17,23 +18,23 @@ import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 
 public class DataExists extends AbstractRead<Boolean> {
+    private static final long serialVersionUID = 1L;
 
-    public static final Class<ShardTransactionMessages.DataExists> SERIALIZABLE_CLASS =
-            ShardTransactionMessages.DataExists.class;
-
-    public DataExists(final YangInstanceIdentifier path) {
-        super(path);
+    public DataExists() {
     }
 
-    @Override public Object toSerializable() {
-        return ShardTransactionMessages.DataExists.newBuilder()
-            .setInstanceIdentifierPathArguments(
-                InstanceIdentifierUtils.toSerializable(getPath())).build();
+    public DataExists(final YangInstanceIdentifier path, final short version) {
+        super(path, version);
     }
 
-    public static DataExists fromSerializable(final Object serializable){
-        ShardTransactionMessages.DataExists o = (ShardTransactionMessages.DataExists) serializable;
-        return new DataExists(InstanceIdentifierUtils.fromSerializable(o.getInstanceIdentifierPathArguments()));
+    @Override
+    public Object toSerializable() {
+        if(getVersion() >= DataStoreVersions.BORON_VERSION) {
+            return this;
+        } else {
+            return ShardTransactionMessages.DataExists.newBuilder().setInstanceIdentifierPathArguments(
+                        InstanceIdentifierUtils.toSerializable(getPath())).build();
+        }
     }
 
     @Override
@@ -43,15 +44,29 @@ public class DataExists extends AbstractRead<Boolean> {
 
     @Override
     public void processResponse(Object response, SettableFuture<Boolean> returnFuture) {
-        if(response instanceof DataExistsReply) {
-            returnFuture.set(Boolean.valueOf(((DataExistsReply) response).exists()));
-
-        } else if(response.getClass().equals(DataExistsReply.SERIALIZABLE_CLASS)) {
+        if(DataExistsReply.isSerializedType(response)) {
             returnFuture.set(Boolean.valueOf(DataExistsReply.fromSerializable(response).exists()));
-
         } else {
             returnFuture.setException(new ReadFailedException("Invalid response checking exists for path " + getPath()));
         }
     }
 
+    @Override
+    protected AbstractRead<Boolean> newInstance(short withVersion) {
+        return new DataExists(getPath(), withVersion);
+    }
+
+    public static DataExists fromSerializable(final Object serializable){
+        if(serializable instanceof DataExists) {
+            return (DataExists)serializable;
+        } else {
+            ShardTransactionMessages.DataExists o = (ShardTransactionMessages.DataExists) serializable;
+            return new DataExists(InstanceIdentifierUtils.fromSerializable(o.getInstanceIdentifierPathArguments()),
+                    DataStoreVersions.LITHIUM_VERSION);
+        }
+    }
+
+    public static boolean isSerializedType(Object message) {
+        return message instanceof DataExists || message instanceof ShardTransactionMessages.DataExists;
+    }
 }