raghuvarmabh

public class Person {
  private String name;
  private int age;
  
  Person(String name, int age){
    this.name = name;
    this.age = age;
  }
  public String getName() {

raghuvarmabh

public class ReferenceTest {

  public static void main(String[] args) {
    Person person = new Person("Tom Criuse", 44);
    System.out.println(person.getName());
  }

}

raghuvarmabh

  public static void main(String[] args) {
    Person person = new Person("Tom Criuse", 44);
    modifyPerson(person);
    System.out.println(person.getName());
  }

  private static void modifyPerson(Person person) {
    person.setName("Brad Pit");