From dcc4045371c068dc48afc8c311b226f86676c2f4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ra=C3=BAl=20Ju=C3=A1rez?=
 <juarezjaramillo@users.noreply.github.com>
Date: Sun, 7 May 2017 19:54:23 -0500
Subject: [PATCH] BAEL-870 How to Call a Method During Runtime Using Reflection
 (#1806)

---
 .../java/com/baeldung/java/reflection/Operations.java     | 8 ++++----
 .../com/baeldung/java/reflection/OperationsUnitTest.java  | 8 ++++----
 .../reflection/operations/MoreOperationsUnitTest.java     | 6 +++---
 3 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/core-java/src/main/java/com/baeldung/java/reflection/Operations.java b/core-java/src/main/java/com/baeldung/java/reflection/Operations.java
index dd11a9bcee..da4b479b02 100644
--- a/core-java/src/main/java/com/baeldung/java/reflection/Operations.java
+++ b/core-java/src/main/java/com/baeldung/java/reflection/Operations.java
@@ -2,19 +2,19 @@ package com.baeldung.java.reflection;
 
 public class Operations {
 
-    public double sum(int a, double b) {
+    public double publicSum(int a, double b) {
         return a + b;
     }
 
-    public static double multiply(float a, long b) {
+    public static double publicStaticMultiply(float a, long b) {
         return a * b;
     }
 
-    private boolean and(boolean a, boolean b) {
+    private boolean privateAnd(boolean a, boolean b) {
         return a && b;
     }
 
-    protected int max(int a, int b) {
+    protected int protectedMax(int a, int b) {
         return a > b ? a : b;
     }
 
diff --git a/core-java/src/test/java/com/baeldung/java/reflection/OperationsUnitTest.java b/core-java/src/test/java/com/baeldung/java/reflection/OperationsUnitTest.java
index 71ee466afd..217910bffd 100644
--- a/core-java/src/test/java/com/baeldung/java/reflection/OperationsUnitTest.java
+++ b/core-java/src/test/java/com/baeldung/java/reflection/OperationsUnitTest.java
@@ -16,7 +16,7 @@ public class OperationsUnitTest {
 
     @Test(expected = IllegalAccessException.class)
     public void givenObject_whenInvokePrivateMethod_thenFail() throws NoSuchMethodException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
-        Method andPrivateMethod = Operations.class.getDeclaredMethod("and", boolean.class, boolean.class);
+        Method andPrivateMethod = Operations.class.getDeclaredMethod("privateAnd", boolean.class, boolean.class);
 
         Operations operationsInstance = new Operations();
         Boolean result = (Boolean) andPrivateMethod.invoke(operationsInstance, true, false);
@@ -26,7 +26,7 @@ public class OperationsUnitTest {
 
     @Test
     public void givenObject_whenInvokePrivateMethod_thenCorrect() throws Exception {
-        Method andPrivatedMethod = Operations.class.getDeclaredMethod("and", boolean.class, boolean.class);
+        Method andPrivatedMethod = Operations.class.getDeclaredMethod("privateAnd", boolean.class, boolean.class);
         andPrivatedMethod.setAccessible(true);
 
         Operations operationsInstance = new Operations();
@@ -37,7 +37,7 @@ public class OperationsUnitTest {
 
     @Test
     public void givenObject_whenInvokePublicMethod_thenCorrect() throws Exception {
-        Method sumInstanceMethod = Operations.class.getMethod("sum", int.class, double.class);
+        Method sumInstanceMethod = Operations.class.getMethod("publicSum", int.class, double.class);
 
         Operations operationsInstance = new Operations();
         Double result = (Double) sumInstanceMethod.invoke(operationsInstance, 1, 3);
@@ -47,7 +47,7 @@ public class OperationsUnitTest {
 
     @Test
     public void givenObject_whenInvokeStaticMethod_thenCorrect() throws Exception {
-        Method multiplyStaticMethod = Operations.class.getDeclaredMethod("multiply", float.class, long.class);
+        Method multiplyStaticMethod = Operations.class.getDeclaredMethod("publicStaticMultiply", float.class, long.class);
 
         Double result = (Double) multiplyStaticMethod.invoke(null, 3.5f, 2);
 
diff --git a/core-java/src/test/java/com/baeldung/java/reflection/operations/MoreOperationsUnitTest.java b/core-java/src/test/java/com/baeldung/java/reflection/operations/MoreOperationsUnitTest.java
index a7b5df01dd..2fe0a54664 100644
--- a/core-java/src/test/java/com/baeldung/java/reflection/operations/MoreOperationsUnitTest.java
+++ b/core-java/src/test/java/com/baeldung/java/reflection/operations/MoreOperationsUnitTest.java
@@ -16,17 +16,17 @@ public class MoreOperationsUnitTest {
 
     @Test(expected = IllegalAccessException.class)
     public void givenObject_whenInvokeProtectedMethod_thenFail() throws NoSuchMethodException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
-        Method maxProtectedMethod = Operations.class.getDeclaredMethod("max", int.class, int.class);
+        Method maxProtectedMethod = Operations.class.getDeclaredMethod("protectedMax", int.class, int.class);
 
         Operations operationsInstance = new Operations();
         Integer result = (Integer) maxProtectedMethod.invoke(operationsInstance, 2, 4);
-        System.out.println("result = " + result);
+        
         assertThat(result, equalTo(4));
     }
 
     @Test
     public void givenObject_whenInvokeProtectedMethod_thenCorrect() throws Exception {
-        Method maxProtectedMethod = Operations.class.getDeclaredMethod("max", int.class, int.class);
+        Method maxProtectedMethod = Operations.class.getDeclaredMethod("protectedMax", int.class, int.class);
         maxProtectedMethod.setAccessible(true);
 
         Operations operationsInstance = new Operations();