import org.openecomp.sdc.be.model.Component;
import org.openecomp.sdc.be.model.ComponentInstance;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
import static java.util.stream.Collectors.toList;
import static org.openecomp.sdc.be.dao.utils.MapUtil.flattenMapValues;