import org.apache.commons.io.FilenameUtils;
import org.apache.commons.io.IOUtils;
import org.apache.commons.io.output.ByteArrayOutputStream;
-import org.apache.commons.lang.StringUtils;
+import org.apache.commons.lang3.StringUtils;
import org.openecomp.sdc.be.csar.security.api.model.CertificateInfo;
import org.openecomp.sdc.be.dao.cassandra.ArtifactCassandraDao;
import org.openecomp.sdc.be.dao.cassandra.CassandraOperationStatus;