From another author

.github/workflows/add-reviewers.yml

@@ -0,0 +1,28 @@
+name: Add Requester
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up JDK 1.8
+      uses: actions/setup-java@v1
+      with:
+        java-version: 1.8
+
+    - name: Grant execute permission for gradlew
+      run: chmod +x gradlew
+
+    - name: Add Reviewers
+      uses: madrapps/add-reviewers@main
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+        reviewers: saravana-thiyagaraj,instrap,muralikrish91,thsaravana
+        re-request-when-approved: true
+        re-request-when-changes-requested: true
+        debug-mode: false

.github/workflows/coverage.yml

@@ -29,12 +29,13 @@ jobs:
 
     - name: Jacoco Report to PR
       id: jacoco
-      uses: madrapps/jacoco-report@v1
+      uses: madrapps/jacoco-report@v1.1
       with:
         path: ${{ github.workspace }}/build/reports/jacoco/testCoverage/testCoverage.xml
         token: ${{ secrets.GITHUB_TOKEN }}
         min-coverage-overall: 40
         min-coverage-changed-files: 60
+        debug-mode: false
 
     - name: Get the Coverage info
       run: |

src/main/java/com/madrapps/jacoco/StringOperation.java

@@ -0,0 +1,7 @@
+package com.madrapps.jacoco;
+
+public interface StringOperation {
+    boolean endsWith(String source, String chars);
+
+    boolean startsWith(String source, String chars);
+}

src/main/java/com/madrapps/jacoco/operation/StringOp.java

@@ -1,11 +1,15 @@
 package com.madrapps.jacoco.operation;
 
-public class StringOp {
+import com.madrapps.jacoco.StringOperation;
 
+public class StringOp implements StringOperation {
+
+    @Override
     public boolean endsWith(String source, String chars) {
         return source.endsWith(chars);
     }
 
+    @Override
     public boolean startsWith(String source, String chars) {
         return source.startsWith(chars);
     }

src/main/kotlin/com/madrapps/jacoco/Math.kt

@@ -1,20 +1,20 @@
 package com.madrapps.jacoco
 
-class Arithmetic {
+class Arithmetic : MathOperation {
 
-    fun add(a: Int, b: Int): Int {
+    override fun add(a: Int, b: Int): Int {
         return a + b
     }
 
-    fun subtract(a: Int, b: Int): Int {
+    override fun subtract(a: Int, b: Int): Int {
         return a - b
     }
 
-    fun multiply(a: Int, b: Int): Int {
+    override fun multiply(a: Int, b: Int): Int {
         return a * b
     }
 
-    fun divide(a: Int, b: Int): Int {
+    override fun divide(a: Int, b: Int): Int {
         return a / b
     }
 

src/main/kotlin/com/madrapps/jacoco/MathOperation.kt

@@ -0,0 +1,12 @@
+package com.madrapps.jacoco
+
+interface MathOperation {
+    fun add(a: Int, b: Int): Int
+    fun subtract(a: Int, b: Int): Int
+    fun multiply(a: Int, b: Int): Int
+    fun divide(a: Int, b: Int): Int
+
+    interface MathOp {
+
+    }
+}