import java.util.Stack;

public class StackPerson
{
public static void main(String args[])
{
// Create a new, empty stack
Stack lifo = new Stack();

// Let's add some items to it
Person person = new Person();
person.setFirstName("Elvis");
person.setLastName("Goodyear");
person.setAge(56);
System.out.print ( person + ": ");
String lastName = person.getLastName();
String firstName = person.getFirstName();
int age = person.getAge();
System.out.println(lastName + ", " + firstName + ". Age:" + age);
lifo.push ( person );

person = new Person();
person.setFirstName("Stanley");
person.setLastName("Clark");
person.setAge(8);
System.out.print ( person + ": ");
lastName = person.getLastName();
firstName = person.getFirstName();
age = person.getAge();
System.out.println(lastName + ", " + firstName + ". Age:" + age);
lifo.push ( person );

person = new Person();
person.setFirstName("Jane");
person.setLastName("Graff");
person.setAge(16);
System.out.print ( person + ": ");
lastName = person.getLastName();
firstName = person.getFirstName();
age = person.getAge();
System.out.println(lastName + ", " + firstName + ". Age:" + age);
lifo.push ( person );

person = new Person();
person.setFirstName("Nancy");
person.setLastName("Goodyear");
person.setAge(69);
System.out.print ( person + ": ");
lastName = person.getLastName();
firstName = person.getFirstName();
age = person.getAge();
System.out.println(lastName + ", " + firstName + ". Age:" + age);
lifo.push ( person );

System.out.println ("After pop() --------------");
// Last in first out means reverse order
while ( !lifo.empty() )
{
person = (Person) lifo.pop();
System.out.print ( person + ": ");
lastName = person.getLastName();
firstName = person.getFirstName();
age = person.getAge();
System.out.println(lastName + ", " + firstName + ". Age:" + age);
}
}

} // class: StackPerson

//-------------------------

class Person {

private String firstName;

private String lastName;

private int age;

public String getFirstName() {

return firstName;

}

public void setFirstName(String firstName) {

this.firstName = firstName;

}

public String getLastName() {

return lastName;

}

public void setLastName(String lastName) {

this.lastName = lastName;

}

public int getAge() {

return age;

}

public void setAge(int age) {

this.age = age;

}

} //class: Person