package org.openecomp.sdc.common.util;
-import java.util.List;
-import java.util.stream.Collectors;
-
import org.apache.commons.lang3.tuple.ImmutablePair;
import org.apache.commons.lang3.tuple.Pair;
+import java.util.List;
+import java.util.stream.Collectors;
+
public class PairUtils {
public static <L, R> List<L> leftSequence(List<ImmutablePair<L, R>> pairs) {