assertEquals(4, generateTypes.size());
final GeneratedType mplsLabelType = generateTypes.stream().filter(type -> type.getFullyQualifiedName()
- .equals("org.opendaylight.yang.gen.v1.mdsal269.rev180130.MplsLabel")).findFirst().get();
+ .equals("org.opendaylight.yang.gen.v1.mdsal269.rev180130.MplsLabel")).findFirst().orElseThrow();
assertTrue(mplsLabelType instanceof GeneratedTransferObject);
final GeneratedTransferObject gto = (GeneratedTransferObject) mplsLabelType;