import java.util.Objects; public class Person { private String name; private int age; public void setName(String name) { this.name = name; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } public Person(String name,int age) { this.name = name; this.age = age; } @Override public String toString() { return "Person{" + "name='" + name + '\'' + ", age=" + age + '}'; } public String getName() { return name; } @Override public boolean equals(Object o) { if (this == o) return true; if (o == null || getClass() != o.getClass()) return false; Person person = (Person) o; return name.equals(person.name) && age == person.age; } @Override public int hashCode() { return Objects.hash(name, age); } }