+/*
+ * Copyright (c) 2022 PANTHEON.tech, s.r.o. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.yangtools.yang.model.api.stmt;
+
+import com.google.common.annotations.Beta;
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.yangtools.yang.common.Empty;
+import org.opendaylight.yangtools.yang.common.Ordering;
+import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
+import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
+
+/**
+ * An {@link EffectiveStatement} which can contain an {@link OrderedByEffectiveStatement}, controlling ordering of
+ * data elements. Absence of an {@code ordered-by} statement implies {@link Ordering#SYSTEM}. YANG statements using
+ * this interface are {@link LeafListEffectiveStatement} and {@link ListEffectiveStatement}.
+ *
+ * @param <A> Argument type ({@link Empty} if statement does not have argument.)
+ * @param <D> Class representing declared version of this statement.
+ */
+@Beta
+public interface OrderedByAwareEffectiveStatement<A, D extends DeclaredStatement<A>> extends EffectiveStatement<A, D> {
+ /**
+ * Return the effective {@link Ordering} of this statement.
+ *
+ * @return Effective ordering
+ */
+ default @NonNull Ordering ordering() {
+ return findFirstEffectiveSubstatementArgument(OrderedByEffectiveStatement.class).orElse(Ordering.SYSTEM);
+ }
+}