import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.opendaylight.yangtools.yang.common.QName;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.opendaylight.yangtools.yang.common.QName;
public interface ListStatement extends MultipleElementsDeclaredStatement,
DataDefinitionAwareDeclaredStatement.WithReusableDefinitions<QName>,
ConfigStatementAwareDeclaredStatement<QName>, ActionStatementAwareDeclaredStatement<QName>,
MustStatementAwareDeclaredStatement<QName>, NotificationStatementAwareDeclaredStatement<QName> {
public interface ListStatement extends MultipleElementsDeclaredStatement,
DataDefinitionAwareDeclaredStatement.WithReusableDefinitions<QName>,
ConfigStatementAwareDeclaredStatement<QName>, ActionStatementAwareDeclaredStatement<QName>,
MustStatementAwareDeclaredStatement<QName>, NotificationStatementAwareDeclaredStatement<QName> {
default @Nullable KeyStatement getKey() {
final Optional<KeyStatement> opt = findFirstDeclaredSubstatement(KeyStatement.class);
return opt.isPresent() ? opt.get() : null;
default @Nullable KeyStatement getKey() {
final Optional<KeyStatement> opt = findFirstDeclaredSubstatement(KeyStatement.class);
return opt.isPresent() ? opt.get() : null;