diff --git a/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/keyvalue/ContainerCorruptions.java b/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/keyvalue/ContainerCorruptions.java
index 9160bd5e3c4..cc3900c9356 100644
--- a/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/keyvalue/ContainerCorruptions.java
+++ b/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/keyvalue/ContainerCorruptions.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * 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.apache.hadoop.ozone.container.keyvalue;
 
 import org.apache.commons.io.FileUtils;
diff --git a/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/ozoneimpl/TestDataScanResult.java b/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/ozoneimpl/TestDataScanResult.java
index 2ac387faaa4..cfdea76ba53 100644
--- a/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/ozoneimpl/TestDataScanResult.java
+++ b/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/ozoneimpl/TestDataScanResult.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * 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.apache.hadoop.ozone.container.ozoneimpl;
 
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
diff --git a/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/ozoneimpl/TestMetadataScanResult.java b/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/ozoneimpl/TestMetadataScanResult.java
index 2dae7caa9e4..b7534c0bd23 100644
--- a/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/ozoneimpl/TestMetadataScanResult.java
+++ b/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/ozoneimpl/TestMetadataScanResult.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * 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.apache.hadoop.ozone.container.ozoneimpl;
 
 import org.junit.jupiter.api.Test;
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/dn/scanner/TestContainerScannerIntegrationAbstract.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/dn/scanner/TestContainerScannerIntegrationAbstract.java
index 13082f963ff..5f6c14bcde7 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/dn/scanner/TestContainerScannerIntegrationAbstract.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/dn/scanner/TestContainerScannerIntegrationAbstract.java
@@ -39,7 +39,6 @@
 import org.apache.hadoop.ozone.container.ContainerTestHelper;
 import org.apache.hadoop.ozone.container.TestHelper;
 import org.apache.hadoop.ozone.container.common.interfaces.Container;
-import org.apache.hadoop.ozone.container.ozoneimpl.ContainerScanError.FailureType;
 import org.apache.hadoop.ozone.container.ozoneimpl.ContainerScannerConfiguration;
 import org.apache.hadoop.ozone.container.ozoneimpl.OzoneContainer;
 import org.apache.ozone.test.GenericTestUtils;
@@ -52,15 +51,12 @@
 import java.util.Set;
 import java.util.UUID;
 import java.util.concurrent.TimeUnit;
-import java.util.function.Consumer;
-import java.util.regex.Pattern;
 
 import static java.nio.charset.StandardCharsets.UTF_8;
 import static org.apache.hadoop.hdds.client.ReplicationFactor.ONE;
 import static org.apache.hadoop.hdds.client.ReplicationType.RATIS;
 import static org.apache.hadoop.hdds.protocol.proto.StorageContainerDatanodeProtocolProtos.ContainerReplicaProto.State;
 
-import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertThrows;