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package org.openecomp.sdc.vendorsoftwareproduct.dao.impl.zusammen;
import com.amdocs.zusammen.adaptor.inbound.api.types.item.ZusammenElement;
import org.apache.commons.io.IOUtils;
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;
import java.util.Objects;
class VspZusammenUtil {
private VspZusammenUtil(){}
static ZusammenElement aggregateElements(ZusammenElement... elements) {
ZusammenElement head = null;
ZusammenElement father = null;
for (ZusammenElement element : elements) {
if (Objects.isNull(head)) {
head = father = element;
} else {
if (father != null) {
father.getSubElements().add(element);
father = element;
}
}
}
return head;
}
static boolean hasEmptyData(InputStream elementData) {
String EMPTY_DATA = "{}";
byte[] byteElementData;
try {
byteElementData = IOUtils.toByteArray(elementData);
} catch (IOException ex) {
return false;
}
if (Arrays.equals(EMPTY_DATA.getBytes(), byteElementData)) {
return true;
}
return false;
}
}
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