import java.util.Set;
import java.util.stream.Collectors;
import org.apache.commons.collections.CollectionUtils;
-import org.apache.commons.lang.StringUtils;
+import org.apache.commons.lang3.StringUtils;
import org.openecomp.core.utilities.file.FileContentHandler;
import org.openecomp.sdc.vendorlicense.HealingServiceFactory;
import org.openecomp.sdc.vendorlicense.dao.types.EntitlementPoolEntity;