Filter to return only low calorie dishes

jcabmora · jcabmora · commit 4cd6b4d4de14 · 2016-08-06T11:31:03.000-07:00
diff --git a/src/main/java/lambdasinaction/chap4/StreamBasic.java b/src/main/java/lambdasinaction/chap4/StreamBasic.java
@@ -24,7 +24,7 @@ public static void main(String...args){
 public static List<String> getLowCaloricDishesNamesInJava7(List<Dish> dishes){
 List<Dish> lowCaloricDishes = new ArrayList<>();
 for(Dish d: dishes){
- if(d.getCalories() > 400){
+ if(d.getCalories() < 400){
 lowCaloricDishes.add(d);
 }
 }
@@ -42,7 +42,7 @@ public int compare(Dish d1, Dish d2){
 
 public static List<String> getLowCaloricDishesNamesInJava8(List<Dish> dishes){
 return dishes.stream()
- .filter(d -> d.getCalories() > 400)
+ .filter(d -> d.getCalories() < 400)
 .sorted(comparing(Dish::getCalories))
 .map(Dish::getName)
 .collect(toList());

-Original file line number
+Diff line change
 publicstaticList<String> getLowCaloricDishesNamesInJava7(List<Dish> dishes){
 List<Dish> lowCaloricDishes = newArrayList<>();
 for(Dishd: dishes){
 -if(d.getCalories() >400){
 +if(d.getCalories() <400){
 lowCaloricDishes.add(d);
+ }
+ }
 publicstaticList<String> getLowCaloricDishesNamesInJava8(List<Dish> dishes){
 returndishes.stream()
 - .filter(d -> d.getCalories() >400)
 + .filter(d -> d.getCalories() <400)
  .sorted(comparing(Dish::getCalories))
  .map(Dish::getName)
  .collect(toList());