complex bakery model using template methods

PostprocessingBakery1.java

abstract class PosprocessingBakery1 {

  public void produceBread() {
    Ingredients ingredients = prepareIngredients();
    Bread bread = bakeTheBread(ingredients);
    if (checkQuality(bread)) {
      putBreadOnDisplay(postprocess(bread));
    }
  }

  abstract Bread bakeTheBread(Ingredients ingredients);

  abstract Bread postprocess(Bread bread);

  // other methods are implemented
}

class WhiteSlicedBreadBakery1 extends PosprocessingBakery1 {
  
  @Override
  Bread bakeTheBread(Ingredients ingredients) {
    // bake it
  }

  @Override
  Bread postprocess(Bread bread) {
    // slice it
  }
}

class BioSlicedBreadBakery1 extends PosprocessingBakery1 {
  
  @Override
  Bread bakeTheBread(Ingredients ingredients) {
    // bake it and be happy, although you are a bit worried now
  }

  @Override
  Bread postprocess(Bread bread) {
    // slice it again. you feel nervous 
  }
}

class WhiteBoxedBreadBakery1 extends PosprocessingBakery1 {
  
  @Override
  Bread bakeTheBread(Ingredients ingredients) {
    // this isn't fun at all
  }

  @Override
  Bread postprocess(Bread bread) {
    // at least boxing is interesting
  }
}

class BioBoxedBreadBakery1 extends PosprocessingBakery1 {
  
  @Override
  Bread bakeTheBread(Ingredients ingredients) {
    // aaAAAARGH
  }

  @Override
  Bread postprocess(Bread bread) {
    // boxing this much sucks
  }
}