Reordered import (fix Checkstyle error).
@@ -30,10 +30,10 @@ import static org.hamcrest.Matchers.hasItem;
import static org.hamcrest.Matchers.hasKey;
import static org.hamcrest.Matchers.hasSize;
import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.isEmptyOrNullString;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.Matchers.notNullValue;
import static org.hamcrest.Matchers.nullValue;
-import static org.hamcrest.Matchers.isEmptyOrNullString;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
