Program to Implement Player Management System Assignment Solution.

Instructions

Objective

Write a java assignment program to implement player management system.

Requirements and Specifications

program to implement player management system in java

Source Code

PLAYER

/**
 * Class to create Player objects
 */
public class Player
 {
 /**
 * Player name
 */
 private String name;
 /**
 * Player's team name
 */
 private String teamName;
 /**
 * Number of goals
 */
 private int goals;
 /**
 Overloaded constrcutor
 * @param name String
 * @param teamName String
 * @param goals int
 */
 public Player(String name, String teamName, int goals) {
 this.name = name;
 this.teamName = teamName;
 this.goals = goals;
 }
 public String getName() {
 return this.name;
 }
 public String getTeamName() {
 return this.teamName;
 }
 public int getGoals() {
 return this.goals;
 }
 public void setName(String newName) {
 this.name = newName;
 }
 public void setTeamName(String newTeamName) {
 this.teamName = newTeamName;
 }
 public void setGoals(int newGoals) {
 this.goals = newGoals;
 }
 @Override
 public String toString() {
 return String.format("%s (%s): %d goals", getName(), getTeamName(), getGoals());
 }
 }

LEAGUE

import java.io.File;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
public class League {
 private static List players;
 public League() {
 players = new ArrayList();
 }
 public static void addPlayer(Player player) {
 players.add(player);
 }
 public static void printLeague() {
 // Print all players
 for(Player p: players) {
 System.out.println(p.toString());
 }
 }
 public static void printAverageScore() {
 // Calculate the average score
 double avg_score = 0.0;
 // Loop through players
 for(Player p: players) {
 avg_score += p.getGoals();
 }
 // Calculate avg
 avg_score /= (double)players.size();
 System.out.println(String.format("The average score is %.2f", avg_score));
 }
 public static void main(String[] args) throws Exception {
 League l = new League();
 // Check that a file name was passed via arguments
 if(args.length < 1) {
 System.out.println("You must give the name of the file containing the players data.");
 return;
 }
 // Get name of file
 String file_name = args[0];
 // Create Scanner
 Scanner reader = new Scanner(new File(file_name));
 String line;
 while(reader.hasNextLine()) {
 // read line
 line = reader.nextLine();
 // Split
 String[] row = line.split(",");
 // Get name, team and goals
 String name = row[0].strip();
 String teamName = row[1].strip();
 int goals = Integer.valueOf(row[2].strip());
 // Create player object
 Player player = new Player(name, teamName, goals);
 // Add to list of players
 l.addPlayer(player);
 }
 // print all players
 l.printLeague();
 // Print average score
 l.printAverageScore();
 // Close scanner
 reader.close();
 }
 }

Java Program to Implement Player Management System Assignment Solution.

Instructions

Requirements and Specifications