defaultField.setValue(carBlueprint.mileage);
defaultField.setTarget(Float.class);
defaultField.setFieldClass(Float.class);
erector = new Erector();
erector.setTemplate(new JavaBeanTemplate());
erector.setBlueprint(carBlueprint);
erector.setModelFields(Arrays.<ModelField>asList(defaultField));
erector.setTarget(Car.class);
erector.setNewInstance(null);
}