import org.openecomp.core.utilities.file.FileUtils;
import org.openecomp.sdc.model.impl.zusammen.ElementType;
import org.openecomp.sdc.model.impl.zusammen.StructureElement;
-import org.openecomp.sdc.tosca.services.yamlutil.ToscaExtensionYamlUtil;
-import java.io.ByteArrayInputStream;
import java.util.HashSet;
import java.util.List;
import java.util.Set;