diff --git a/spring-batch/src/main/java/org/baeldung/conditionalflow/step/NumberInfoClassifierWithDecider.java b/spring-batch/src/main/java/org/baeldung/conditionalflow/step/NumberInfoClassifierWithDecider.java
index b9d251c02d..4a8b7f1963 100644
--- a/spring-batch/src/main/java/org/baeldung/conditionalflow/step/NumberInfoClassifierWithDecider.java
+++ b/spring-batch/src/main/java/org/baeldung/conditionalflow/step/NumberInfoClassifierWithDecider.java
@@ -1,9 +1,6 @@
 package org.baeldung.conditionalflow.step;
 
 import org.baeldung.conditionalflow.model.NumberInfo;
-import org.springframework.batch.core.ExitStatus;
-import org.springframework.batch.core.StepExecution;
-import org.springframework.batch.core.annotation.BeforeStep;
 import org.springframework.batch.core.listener.ItemListenerSupport;
 import org.springframework.batch.item.ItemProcessor;
 
diff --git a/spring-batch/src/main/java/org/baeldung/conditionalflow/step/PrependingStdoutWriter.java b/spring-batch/src/main/java/org/baeldung/conditionalflow/step/PrependingStdoutWriter.java
index 283b43f267..c6f77df2ba 100644
--- a/spring-batch/src/main/java/org/baeldung/conditionalflow/step/PrependingStdoutWriter.java
+++ b/spring-batch/src/main/java/org/baeldung/conditionalflow/step/PrependingStdoutWriter.java
@@ -7,11 +7,9 @@ import org.springframework.batch.item.ItemWriter;
 
 public class PrependingStdoutWriter<T> implements ItemWriter<T> {
     private String prependText;
-    private OutputStream writeTo;
 
-    public PrependingStdoutWriter(String prependText, OutputStream os) {
+    public PrependingStdoutWriter(String prependText) {
         this.prependText = prependText;
-        this.writeTo = os;
     }
 
     public PrependingStdoutWriter(String prependText) {
diff --git a/spring-batch/src/test/java/org/baeldung/conditionalflow/step/NumberInfoGeneratorUnitTest.java b/spring-batch/src/test/java/org/baeldung/conditionalflow/step/NumberInfoGeneratorUnitTest.java
index 62fe35add6..90fd884674 100644
--- a/spring-batch/src/test/java/org/baeldung/conditionalflow/step/NumberInfoGeneratorUnitTest.java
+++ b/spring-batch/src/test/java/org/baeldung/conditionalflow/step/NumberInfoGeneratorUnitTest.java
@@ -7,9 +7,10 @@ import org.baeldung.conditionalflow.model.NumberInfo;
 import org.junit.jupiter.api.Test;
 
 public class NumberInfoGeneratorUnitTest {
+
     @Test
     public void givenArray_whenGenerator_correctOrderAndValue() {
-        int[] numbers = new int[]{1, -2, 4, -10};
+        int[] numbers = new int[] { 1, -2, 4, -10 };
         NumberInfoGenerator numberGenerator = new NumberInfoGenerator(numbers);
         assertEquals(new NumberInfo(numbers[0]), numberGenerator.read());
         assertEquals(new NumberInfo(numbers[1]), numberGenerator.read());