HDDS-184. Upgrade common-langs version to 3.7 in hadoop-tools/hadoop-ozone.

Contributed by Takanobu Asanuma.

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/genconf/TestGenerateOzoneRequiredConfigurations.java

@@ -19,7 +19,7 @@
 package org.apache.hadoop.ozone.genconf;
 
 import org.apache.commons.io.FileUtils;
-import org.apache.commons.lang.RandomStringUtils;
+import org.apache.commons.lang3.RandomStringUtils;
 import org.apache.hadoop.test.GenericTestUtils;
 import org.hamcrest.CoreMatchers;
 import org.junit.AfterClass;

hadoop-tools/hadoop-ozone/src/main/java/org/apache/hadoop/fs/ozone/OzoneFileSystem.java

@@ -53,7 +53,7 @@ import org.apache.hadoop.ozone.client.OzoneVolume;
 import org.apache.hadoop.hdds.client.ReplicationFactor;
 import org.apache.hadoop.hdds.client.ReplicationType;
 import org.apache.http.client.utils.URIBuilder;
-import org.apache.commons.lang.StringUtils;
+import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.conf.Configuration;

hadoop-tools/hadoop-ozone/src/test/java/org/apache/hadoop/fs/ozone/TestOzoneFSInputStream.java

@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.fs.ozone;
 
-import org.apache.commons.lang.RandomStringUtils;
+import org.apache.commons.lang3.RandomStringUtils;
 import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.FSDataOutputStream;

hadoop-tools/hadoop-ozone/src/test/java/org/apache/hadoop/fs/ozone/TestOzoneFileInterfaces.java

@@ -31,7 +31,7 @@ import org.junit.runner.RunWith;
 import org.junit.runners.Parameterized;
 import org.junit.runners.Parameterized.Parameters;
 import org.apache.commons.io.IOUtils;
-import org.apache.commons.lang.RandomStringUtils;
+import org.apache.commons.lang3.RandomStringUtils;
 import org.junit.After;
 
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;

hadoop-tools/hadoop-ozone/src/test/java/org/apache/hadoop/fs/ozone/contract/OzoneContract.java

@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.fs.ozone.contract;
 
-import org.apache.commons.lang.RandomStringUtils;
+import org.apache.commons.lang3.RandomStringUtils;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
 import org.apache.hadoop.fs.FileSystem;