minor formatting work

httpclient/src/test/java/org/baeldung/httpclient/SandboxTest.java

@@ -127,6 +127,7 @@ public class SandboxTest {
 
             try {
                 System.out.println("----------------------------------------");
+                System.out.println(responseGood.getStatusLine());
                 assertEquals(200, responseGood.getStatusLine().getStatusCode());
             } finally {
                 responseGood.close();

spring-protobuf/src/main/java/com/baeldung/protobuf/Application.java

@@ -32,17 +32,9 @@ public class Application {
     public CourseRepository createStubCourses() {
         Map<Integer, Course> courses = new HashMap<>();
 
-        Course course1 = Course.newBuilder()
+        Course course1 = Course.newBuilder().setId(1).setCourseName("REST with Spring").addAllStudent(createStubStudents()).build();
-                .setId(1)
-                .setCourseName("REST with Spring")
-                .addAllStudent(createStubStudents())
-                .build();
 
-        Course course2 = Course.newBuilder()
+        Course course2 = Course.newBuilder().setId(2).setCourseName("Learn Spring Security").addAllStudent(new ArrayList<>()).build();
-                .setId(2)
-                .setCourseName("Learn Spring Security")
-                .addAllStudent(new ArrayList<>())
-                .build();
 
         courses.put(course1.getId(), course1);
         courses.put(course2.getId(), course2);

spring-protobuf/src/main/java/com/baeldung/protobuf/CourseRepository.java

@@ -8,7 +8,7 @@ public class CourseRepository {
 
     private final Map<Integer, Course> courses;
 
-    public CourseRepository (Map<Integer, Course> courses) {
+    public CourseRepository(Map<Integer, Course> courses) {
         this.courses = courses;
     }