package org.openecomp.sdc.be.components.impl.utils;
import com.google.common.collect.Sets;
-import java.util.List;
-import java.util.Optional;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang.StringUtils;
+import java.util.List;
+import java.util.Optional;
+
public class DirectivesUtils {
public static final String SUBSTITUTABLE = "substitutable";