Fixes how primitives and map keys are mapped to partitions

Change-Id: I68c9acabb400108def6eda394e2d5c8444ea5800

@@ -22,8 +22,6 @@ import java.util.Map;
 import java.util.Set;
 import java.util.TreeMap;
 
-import org.apache.commons.lang.StringUtils;
-import org.onlab.util.Tools;
 import org.onosproject.cluster.PartitionId;
 import org.onosproject.store.primitives.DistributedPrimitiveCreator;
 import org.onosproject.store.service.AsyncAtomicCounter;
@@ -48,7 +46,6 @@ import com.google.common.primitives.Bytes;
  * distributed primitives to a collection of other {@link DistributedPrimitiveCreator creators}.
  */
 public class FederatedDistributedPrimitiveCreator implements DistributedPrimitiveCreator {
-
     private final TreeMap<PartitionId, DistributedPrimitiveCreator> members;
     private final List<PartitionId> sortedMemberPartitionIds;
 
@@ -129,8 +126,7 @@ public class FederatedDistributedPrimitiveCreator implements DistributedPrimitiv
      * @return primitive creator
      */
     private DistributedPrimitiveCreator getCreator(String name) {
-        long hashCode = HashCode.fromBytes(Tools.getBytesUtf8(StringUtils.leftPad(name, 8))).asLong();
-        int index = Hashing.consistentHash(hashCode, members.size());
+        int index = Hashing.consistentHash(name.hashCode(), members.size());
         return members.get(sortedMemberPartitionIds.get(index));
     }
 }