From 1409604db9dcbe0a7ebddf177a0b955fbb78de01 Mon Sep 17 00:00:00 2001
From: ginjardev <arthurshur@gmail.com>
Date: Tue, 4 Apr 2023 04:33:05 +0000
Subject: [PATCH] helper vs utility classes

---
 .../baeldung/helperVsUtilityClasses/MyHelperClass.java    | 8 ++++++--
 .../helperVsUtilityClasses/MyHelperClassUnitTest.java     | 2 +-
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/core-java-modules/core-java-8-2/src/main/java/com/baeldung/helperVsUtilityClasses/MyHelperClass.java b/core-java-modules/core-java-8-2/src/main/java/com/baeldung/helperVsUtilityClasses/MyHelperClass.java
index c9b9b62725..a798f4d926 100644
--- a/core-java-modules/core-java-8-2/src/main/java/com/baeldung/helperVsUtilityClasses/MyHelperClass.java
+++ b/core-java-modules/core-java-8-2/src/main/java/com/baeldung/helperVsUtilityClasses/MyHelperClass.java
@@ -1,8 +1,12 @@
 package com.baeldung.helperVsUtilityClasses;
 
 class MyHelperClass {
-
-    public double discount = 0.10;
+    public double discount;
+    public MyHelperClass(double discount) {
+        if (discount > 0 && discount < 1) {
+            this.discount = discount;
+        }
+    }
     public double discountedPrice(double price) {
         return price - (price * discount);
     }
diff --git a/core-java-modules/core-java-8-2/src/test/java/com/baeldung/helperVsUtilityClasses/MyHelperClassUnitTest.java b/core-java-modules/core-java-8-2/src/test/java/com/baeldung/helperVsUtilityClasses/MyHelperClassUnitTest.java
index b85a0326f7..8cfe235f1a 100644
--- a/core-java-modules/core-java-8-2/src/test/java/com/baeldung/helperVsUtilityClasses/MyHelperClassUnitTest.java
+++ b/core-java-modules/core-java-8-2/src/test/java/com/baeldung/helperVsUtilityClasses/MyHelperClassUnitTest.java
@@ -8,7 +8,7 @@ class MyHelperClassUnitTest {
 
     @Test
     void whenCreatingHelperObject_thenHelperObjectShouldBeCreated() {
-        MyHelperClass myHelperClassObject = new MyHelperClass();
+        MyHelperClass myHelperClassObject = new MyHelperClass(0.10);
         int[] numberArray = {15, 23, 66, 3, 51, 79};
 
         assertNotNull(myHelperClassObject);