import com.fasterxml.jackson.databind.ObjectMapper;
-import java.util.stream.Stream;
import org.openecomp.sdc.common.log.wrappers.Logger;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
+import java.util.stream.Stream;
/**
* simple util class to verify that the janusgraph export json graph is not corrupted