Add Class to test Function java class.

This commit is for create a quick example for Function and Predicate.

Author: froyaguilar

java-junit5/src/main/java/com/froyo/Fruit.java

@@ -0,0 +1,16 @@
+package com.froyo;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.ToString;
+
+@Data
+@AllArgsConstructor
+@ToString
+public class Fruit {
+
+    long id;
+    String name;
+    String country;
+
+}

java-junit5/src/test/java/com/froyo/junit5/ProbandoCollectionSetUpdate.java

@@ -0,0 +1,33 @@
+package com.froyo.junit5;
+
+import com.froyo.Fruit;
+import org.apache.commons.lang3.StringUtils;
+import org.junit.jupiter.api.Test;
+
+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+public class ProbandoCollectionSetUpdate {
+
+    @Test
+    public void test(){
+
+        List<Fruit> fruits = new ArrayList<>();
+        fruits.add(new Fruit(1L, "Apple", "India"));
+        fruits.add(new Fruit(2L, "Pineapple", "India"));
+        fruits.add(new Fruit(3L, "Kiwi", "New Zealand"));
+
+        fruits.forEach(f -> f.setName(f.getName() + "s-FROYO"));
+
+        System.out.println(fruits);
+
+//        BigDecimal bigDecimal = null;
+        BigDecimal bigDecimal = new BigDecimal("25.2535");
+//      System.out.println(StringUtils.defaultIfBlank(bigDecimal,StringUtils.SPACE));
+      System.out.println("Hay un"+Objects.toString(bigDecimal,StringUtils.SPACE)+"espacio.");
+
+    }
+
+}