require closing comment and blank line in file headers

Signed-off-by: Andrey Litvitski <[email protected]>

Author: therepanic

samples/grpc-server/src/test/java/org/springframework/grpc/sample/GrpcServerSideTests.java

@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.grpc.sample;
 
 import static org.assertj.core.api.Assertions.assertThat;

spring-grpc-core/src/main/java/org/springframework/grpc/client/AbstractGrpcClientRegistrar.java

@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.grpc.client;
 
 import org.springframework.beans.factory.support.BeanDefinitionRegistry;

spring-grpc-core/src/main/java/org/springframework/grpc/client/AbstractStubFactory.java

@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.grpc.client;
 
 import java.util.function.Supplier;

spring-grpc-core/src/main/java/org/springframework/grpc/client/AnnotationGrpcClientRegistrar.java

@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.grpc.client;
 
 import java.util.HashSet;

spring-grpc-core/src/main/java/org/springframework/grpc/client/BlockingStubFactory.java

@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.grpc.client;
 
 import io.grpc.stub.AbstractBlockingStub;

spring-grpc-core/src/main/java/org/springframework/grpc/client/BlockingV2StubFactory.java

@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.grpc.client;
 
 import io.grpc.stub.AbstractBlockingStub;

spring-grpc-core/src/main/java/org/springframework/grpc/client/ChannelBuilderOptions.java

@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.grpc.client;
 
 import java.time.Duration;

spring-grpc-core/src/main/java/org/springframework/grpc/client/ChannelCredentialsProvider.java

@@ -12,7 +12,7 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- * */
+ */
 
 package org.springframework.grpc.client;
 

spring-grpc-core/src/main/java/org/springframework/grpc/client/ClientInterceptorFilter.java

@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.grpc.client;
 
 import io.grpc.ClientInterceptor;

spring-grpc-core/src/main/java/org/springframework/grpc/client/ClientInterceptorsConfigurer.java

@@ -12,7 +12,7 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- * */
+ */
 
 package org.springframework.grpc.client;