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BAEL-5959: Adjust code style (#13299)

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* BAEL-5959: Monad in Java

* Fix test name

* Fix code style
This commit is contained in:
Thiago dos Santos Hora 2023-01-16 17:30:08 +01:00 committed by GitHub
parent 4f15bca650
commit 227fa03142
1 changed files with 4 additions and 35 deletions
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39
core-java-modules/core-java-8/src/main/java/com/baeldung/monad/MonadSamples.java
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@ -28,30 +28,16 @@ class MonadSample1 extends MonadBaseExample {
public double apply(double n) { public double apply(double n) {
return subtract1(add3(divideBy2(multiplyBy2(multiplyBy2(2))))); return subtract1(add3(divideBy2(multiplyBy2(multiplyBy2(2)))));
} }
public static void main(String[] args) {
final MonadSample1 test = new MonadSample1();
System.out.println(test.apply(2));
//6.0
}
} }
class MonadSample2 extends MonadBaseExample { class MonadSample2 extends MonadBaseExample {
public double apply(double n) { public double apply(double n) {
final double n1 = multiplyBy2(n); double n1 = multiplyBy2(n);
final double n2 = multiplyBy2(n1); double n2 = multiplyBy2(n1);
final double n3 = divideBy2(n2); double n3 = divideBy2(n2);
final double n4 = add3(n3); double n4 = add3(n3);
return subtract1(n4); return subtract1(n4);
} }
public static void main(String[] args) {
final MonadSample2 test = new MonadSample2();
System.out.println(test.apply(2));
//6.0
}
} }
class MonadSample3 extends MonadBaseExample { class MonadSample3 extends MonadBaseExample {
@ -66,11 +52,6 @@ class MonadSample3 extends MonadBaseExample {
.get(); .get();
} }
public static void main(String[] args) {
final MonadSample3 test = new MonadSample3();
System.out.println(test.apply(2));
//6.0
}
} }
class MonadSample4 extends MonadBaseExample { class MonadSample4 extends MonadBaseExample {
@ -90,13 +71,6 @@ class MonadSample3 extends MonadBaseExample {
return leftSide.equals(rightSide); return leftSide.equals(rightSide);
} }
public static void main(String[] args) {
final MonadSample4 test = new MonadSample4();
System.out.println(test.leftIdentity()); //true
System.out.println(test.rightIdentity()); //true
System.out.println(test.associativity()); //true
}
} }
class MonadSample5 extends MonadBaseExample { class MonadSample5 extends MonadBaseExample {
@ -104,10 +78,5 @@ class MonadSample5 extends MonadBaseExample {
Function<Integer, Optional<Integer>> mapping = value -> Optional.of(value == null ? -1 : value + 1); Function<Integer, Optional<Integer>> mapping = value -> Optional.of(value == null ? -1 : value + 1);
return Optional.ofNullable((Integer) null).flatMap(mapping).equals(mapping.apply(null)); return Optional.ofNullable((Integer) null).flatMap(mapping).equals(mapping.apply(null));
} }
public static void main(String[] args) {
final MonadSample5 test = new MonadSample5();
System.out.println(test.fail());
}
} }