JRE locks live in a ...concurrent.locks package so let's put our lock

code in our own ...concurrent.locks.

src/main/java/org/apache/commons/lang3/concurrent/locks/Locks.java

@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.lang3.concurrent.lock;
+package org.apache.commons.lang3.concurrent.locks;
 
 import java.util.Objects;
 import java.util.concurrent.locks.StampedLock;

src/main/java/org/apache/commons/lang3/concurrent/locks/package-info.java

@@ -17,8 +17,8 @@
 /**
  * <p>
  * Provides support classes for multi-threaded programming. This package is intended to be an extension to
- * {@link java.util.concurrent.lock}.
+ * {@link java.util.concurrent.locks}.
  * </p>
  * @since 3.11
  */
-package org.apache.commons.lang3.concurrent.lock;
+package org.apache.commons.lang3.concurrent.locks;

src/test/java/org/apache/commons/lang3/CharSequenceUtilsTest.java

@@ -28,6 +28,7 @@ import java.lang.reflect.Constructor;
 import java.lang.reflect.Modifier;
 import java.util.Random;
 import java.util.stream.IntStream;
+
 import org.junit.jupiter.api.Test;
 
 /**

src/test/java/org/apache/commons/lang3/concurrent/locks/LocksTest.java

@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.lang3.concurrent.lock;
+package org.apache.commons.lang3.concurrent.locks;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
@@ -24,7 +24,7 @@ import static org.junit.jupiter.api.Assertions.fail;
 
 import java.util.function.LongConsumer;
 
-import org.apache.commons.lang3.concurrent.lock.Locks.Lock;
+import org.apache.commons.lang3.concurrent.locks.Locks.Lock;
 import org.apache.commons.lang3.function.FailableConsumer;
 import org.junit.jupiter.api.Test;