Configuration cfg = new Configuration();
   /* here goes lot of driver,property and resource setup */
   [...]
   sessionFactory = cfg.buildSessionFactory();

   SchemaUpdate update = new SchemaUpdate( cfg );
   update.execute( false, true ); /* this line do not compile anymore with hibernate 5.1 */

StandardServiceRegistry ssr = new StandardServiceRegistryBuilder()
        .applySetting( Environment.HBM2DDL_AUTO, "none" )
        .build();
try {
    File output = File.createTempFile( "update_script", ".sql" );
    output.deleteOnExit();

    final MetadataImplementor metadata = (MetadataImplementor) new MetadataSources( ssr )
            .addResource( "org/hibernate/test/schemaupdate/inheritance/Payment.hbm.xml" )
            .buildMetadata();
    metadata.validate();

    new SchemaUpdate()
            .setHaltOnError( true )
            .setOutputFile( output.getAbsolutePath() )
            .setDelimiter( ";" )
            .setFormat( true )
            .execute( EnumSet.of( TargetType.SCRIPT ), metadata );

    String fileContent = new String( Files.readAllBytes( output.toPath() ) );
    assertThat( fileContent.toLowerCase().contains( "fk_cc_pay" ), is( true ) );
}
finally {
    StandardServiceRegistryBuilder.destroy( ssr );
}