checkstyle

Change-Id: Ie794af1b06777c4c4332c4047ad88ecbe1b2f550

@@ -201,7 +201,7 @@ public class FooComponent {
                 } else {
                     log.info("Write failed trying to write{}", next);
                 }
-            } while(retry-- > 0);
+            } while (retry-- > 0);
         } catch (Exception e) {
             log.error("Exception thrown", e);
         }

@@ -34,7 +34,6 @@ import org.onlab.onos.store.service.DatabaseService;
 import org.onlab.onos.store.service.NoSuchTableException;
 import org.onlab.onos.store.service.OptimisticLockException;
 import org.onlab.onos.store.service.OptionalResult;
-import org.onlab.onos.store.service.PreconditionFailedException;
 import org.onlab.onos.store.service.ReadRequest;
 import org.onlab.onos.store.service.ReadResult;
 import org.onlab.onos.store.service.WriteAborted;
@@ -195,8 +194,8 @@ public class DatabaseManager implements DatabaseService, DatabaseAdminService {
     }
 
     @Override
-    public WriteResult write(WriteRequest request)
-            throws OptimisticLockException, PreconditionFailedException {
+    public WriteResult write(WriteRequest request) {
+//            throws OptimisticLockException, PreconditionFailedException {
         return writeNothrow(request).get();
     }
 

@@ -117,6 +117,8 @@ public class DatabaseStateMachine implements StateMachine {
             return InternalWriteResult.Status.PREVIOUS_VERSION_MISMATCH;
         case REMOVE:
             return InternalWriteResult.Status.OK;
+        default:
+            break;
         }
         log.error("Should never reach here {}", request);
         return InternalWriteResult.Status.ABORTED;