import java.util.Set;
import java.util.stream.Collectors;
import org.apache.commons.collections.MapUtils;
-import org.apache.commons.lang.StringUtils;
+import org.apache.commons.lang3.StringUtils;
import org.openecomp.sdc.be.datatypes.elements.InputDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.OperationDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.OperationInputDefinition;