Fixed styles

Author: chiacyu

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/fs/ozone/TestOzoneFSWithObjectStoreCreate.java

@@ -21,7 +21,6 @@
 import static org.apache.hadoop.ozone.OzoneConsts.ETAG;
 import static org.apache.hadoop.ozone.OzoneConsts.MD5_HASH;
 import static org.apache.hadoop.ozone.OzoneConsts.OZONE_URI_SCHEME;
-import static org.apache.hadoop.ozone.TestDataUtil.createKey;
 import static org.apache.hadoop.ozone.om.exceptions.OMException.ResultCodes.NOT_A_FILE;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.assertEquals;

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestDataUtil.java

@@ -25,7 +25,6 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
-import java.security.SecureRandom;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestListKeys.java

@@ -20,7 +20,6 @@
 import static com.google.common.collect.Lists.newLinkedList;
 import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_CLIENT_LIST_CACHE_SIZE;
 import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_FS_ITERATE_BATCH_SIZE;
-import static org.apache.hadoop.ozone.TestDataUtil.createKey;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.params.provider.Arguments.of;
 

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestListKeysWithFSO.java

@@ -19,7 +19,6 @@
 
 import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_CLIENT_LIST_CACHE_SIZE;
 import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_FS_ITERATE_BATCH_SIZE;
-import static org.apache.hadoop.ozone.TestDataUtil.createKey;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
 import java.nio.charset.StandardCharsets;

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestObjectStoreWithFSO.java

@@ -22,7 +22,6 @@
 import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_FS_ITERATE_BATCH_SIZE;
 import static org.apache.hadoop.ozone.OzoneConsts.OZONE_URI_DELIMITER;
 import static org.apache.hadoop.ozone.OzoneConsts.OZONE_URI_SCHEME;
-import static org.apache.hadoop.ozone.TestDataUtil.createKey;
 import static org.apache.hadoop.ozone.om.exceptions.OMException.ResultCodes.KEY_ALREADY_EXISTS;
 import static org.apache.hadoop.ozone.om.exceptions.OMException.ResultCodes.KEY_NOT_FOUND;
 import static org.junit.jupiter.api.Assertions.assertEquals;