import com.google.common.annotations.Beta;
import com.google.common.collect.ImmutableSet;
+import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
import java.util.Collection;
import java.util.Set;
*/
UNION("|");
+ @SuppressFBWarnings(value = "SE_INNER_CLASS", justification = "Outer class is a retained enumeration")
private final class Expr extends YangNaryExpr {
private static final long serialVersionUID = 1L;