Write а cоncrete methоd with prоtected visibility for Athlete cаlled swаpJersey. It receives one parameter of type Athlete (called player2), which indicates who the Athlete is swapping jerseys with. If player2's salary is greater than that of the Athlete, the Athlete's salary is increased by player2's salary. If player2's salary is less than or equal to that of the Athlete, the Athlete's salary is set to player2's salary.