Changes after article review

Mateo Stjepanović · Mateo Stjepanović · commit 889c55e957c0 · 2021-11-20T12:55:50.000+01:00
diff --git a/core-java/versions/src/main/java/com/reflectoring/io/java8/LambdaExpressions.java b/core-java/versions/src/main/java/com/reflectoring/io/java8/LambdaExpressions.java
@@ -15,9 +15,6 @@ public static void main(String[] args) {
         List<Car> oldWayModel = findCarsWithModelOldWay(cars);
         System.out.println(oldWayModel);
 
-        List<Car> criteriaLambda = findCarsUsingLambdaCriteria(cars, (Car car) -> car.kilometers < 500000 && car.model.equals("Mercedes"));
-        System.out.println(criteriaLambda);
-
         List<Car> filterLambda = findCarsUsingLambda(cars);
         System.out.println(filterLambda);
 
@@ -47,22 +44,9 @@ public static List<Car> findCarsWithModelOldWay(List<Car> cars){
         return selectedCars;
     }
 
-    public static List<Car> findCarsUsingLambdaCriteria(List<Car> cars, Criteria<Car> criteria){
-        List<Car> selectedCars = new ArrayList<>();
-        for(Car car: cars){
-            if(criteria.evaluate(car)){
-                selectedCars.add(car);
-            }
-        }
-        return selectedCars;
-    }
-
     public class Car{
         public String model;
         public double kilometers;
     }
 
-    public interface Criteria<T>{
-        boolean evaluate(T t);
-    }
 }
diff --git a/core-java/versions/src/main/java/com/reflectoring/io/java9/DiamondOperator.java b/core-java/versions/src/main/java/com/reflectoring/io/java9/DiamondOperator.java
@@ -2,18 +2,15 @@
 
 public class DiamondOperator {
     public static void main(String[] args) {
-        AppendingString<String> appending = new AppendingString<>() {
+        StringAppender<String> appending = new StringAppender<String>() {
             @Override
             public String append(String a, String b) {
                 return new StringBuilder(a).append("-").append(b).toString();
             }
         };
-
-        String result = appending.append("Reflectoring", "Blog");
-        System.out.println(result);
     }
 
-    public abstract static class AppendingString<T>{
+    public abstract static class StringAppender<T>{
         public abstract T append(String a, String b);
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -2,18 +2,15 @@`
`2`	`2`
`3`	`3`	`public class DiamondOperator {`
`4`	`4`	`public static void main(String[] args) {`
`5`		`- AppendingString<String> appending = new AppendingString<>() {`
	`5`	`+ StringAppender<String> appending = new StringAppender<String>() {`
`6`	`6`	`@Override`
`7`	`7`	`public String append(String a, String b) {`
`8`	`8`	`return new StringBuilder(a).append("-").append(b).toString();`
`9`	`9`	`}`
`10`	`10`	`};`
`11`		`-`
`12`		`- String result = appending.append("Reflectoring", "Blog");`
`13`		`- System.out.println(result);`
`14`	`11`	`}`
`15`	`12`
`16`		`- public abstract static class AppendingString<T>{`
	`13`	`+ public abstract static class StringAppender<T>{`
`17`	`14`	`public abstract T append(String a, String b);`
`18`	`15`	`}`
`19`	`16`	`}`