diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/PropertyOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/PropertyOperations.java
index 4bfd81f35..3ca684cac 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/PropertyOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/PropertyOperations.java
@@ -68,7 +68,7 @@ class PropertyOperations {
 		} else {
 
 			MongoPersistentEntity<?> entity = mappingContext.getPersistentEntity(targetType);
-			if(entity != null) {
+			if (entity != null) {
 				entity.doWithProperties(
 						(SimplePropertyHandler) persistentProperty -> projectedFields.append(persistentProperty.getName(), 1));
 			}
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecution.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecution.java
index 0c1fa1681..4a8e7e311 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecution.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecution.java
@@ -36,8 +36,6 @@ import org.springframework.data.util.TypeInformation;
 import org.springframework.lang.Nullable;
 import org.springframework.util.ClassUtils;
 
-import com.mongodb.client.result.DeleteResult;
-
 /**
  * Set of classes to contain query execution strategies. Depending (mostly) on the return type of a
  * {@link org.springframework.data.repository.query.QueryMethod} a {@link AbstractReactiveMongoQuery} can be executed in
@@ -174,7 +172,7 @@ interface ReactiveMongoQueryExecution {
 				return source;
 			}
 
-			if(!operations.getConverter().getMappingContext().hasPersistentEntityFor(returnedType.getReturnedType())) {
+			if (!operations.getConverter().getMappingContext().hasPersistentEntityFor(returnedType.getReturnedType())) {
 				return source;
 			}
 
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepository.java
index b7247965b..009a0f63d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepository.java
@@ -36,7 +36,6 @@ import org.springframework.data.geo.GeoResults;
 import org.springframework.data.geo.Point;
 import org.springframework.data.geo.Polygon;
 import org.springframework.data.mongodb.core.aggregation.AggregationResults;
-import org.springframework.data.mongodb.core.mapping.Document;
 import org.springframework.data.mongodb.repository.Person.Sex;
 import org.springframework.data.querydsl.QuerydslPredicateExecutor;
 import org.springframework.data.repository.query.Param;
@@ -362,7 +361,8 @@ public interface PersonRepository extends MongoRepository<Person, String>, Query
 	@Query(value = "{ 'id' : ?0 }", fields = "{ 'fans': { '$slice': [ ?1, ?2 ] } }")
 	Person findWithSliceInProjection(String id, int skip, int limit);
 
-	@Query(value = "{ 'shippingAddresses' : { '$elemMatch' : { 'city' : { '$eq' : 'lnz' } } } }", fields = "{ 'shippingAddresses.$': ?0 }")
+	@Query(value = "{ 'shippingAddresses' : { '$elemMatch' : { 'city' : { '$eq' : 'lnz' } } } }",
+			fields = "{ 'shippingAddresses.$': ?0 }")
 	Person findWithArrayPositionInProjection(int position);
 
 	@Query(value = "{ 'fans' : { '$elemMatch' : { '$ref' : 'user' } } }", fields = "{ 'fans.$': ?0 }")
@@ -389,6 +389,6 @@ public interface PersonRepository extends MongoRepository<Person, String>, Query
 	@Aggregation(pipeline = "{ '$group' : { '_id' : null, 'total' : { $sum: '$age' } } }")
 	AggregationResults<SumAge> sumAgeAndReturnAggregationResultWrapperWithConcreteType();
 
-	@Query(value="{_id:?0}")
+	@Query(value = "{_id:?0}")
 	Optional<org.bson.Document> findDocumentById(String id);
 }
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactiveMongoRepositoryTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactiveMongoRepositoryTests.java
index 12054fa3d..ee22b3957 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactiveMongoRepositoryTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactiveMongoRepositoryTests.java
@@ -318,9 +318,9 @@ public class ReactiveMongoRepositoryTests {
 		repository.findByLocationNear(new Point(-73.99, 40.73), //
 				new Distance(2000, Metrics.KILOMETERS)).as(StepVerifier::create).consumeNextWith(actual -> {
 
-			assertThat(actual.getDistance().getValue()).isCloseTo(1, offset(1d));
-			assertThat(actual.getContent()).isEqualTo(dave);
-		}).verifyComplete();
+					assertThat(actual.getDistance().getValue()).isCloseTo(1, offset(1d));
+					assertThat(actual.getContent()).isEqualTo(dave);
+				}).verifyComplete();
 	}
 
 	@Test // DATAMONGO-1444