/**
  * Adds a team and its players to this game. TODO: check that each team has the same number of
  * players
  *
  * @param team team to add.
  * @return true if the adding process succeeded.
  */
 public boolean addTeam(final Team team) {
   if (teams.contains(team) || players.contains(team.get(0)) || players.contains(team.get(1))) {
     return false;
   }
   teams.add(team);
   for (int i = 0; i < team.size(); i++) {
     players.add(i * teams.size(), team.get(i));
   }
   return true;
 }
Пример #2
0
  public static void main(String[] args) {
    Team baseballTeam = new Team(); // Creates a new Team object
    // The following print statement prints the menu
    System.out.println(
        "A) Add Player "
            + "\n"
            + "G) Get Player"
            + "\n"
            + "L) Get Leader in a stat"
            + "\n"
            + "R) Remove Player"
            + "\n"
            + "P) Print All Players"
            + "\n"
            + "S) Size"
            + "\n"
            + "H) Update Hits"
            + "\n"
            + "E) Update Errors"
            + "\n"
            + "Q) Quit ");
    Scanner scan = new Scanner(System.in);
    String menuOption = ""; // Creates a variable to hold user input
    while (!menuOption.equalsIgnoreCase(
        "Q")) // Loop will continue until user inputs "Q" for their menu option
    {
      System.out.print("\n" + "Select a menu option: "); // Prompts user for menu option
      menuOption = scan.nextLine();

      /**
       * If the selected option is "A", prompt user for name, hits, errors and position. Checks to
       * see if hits and errors are greater than or equal to zero. If condition not met, prompts
       * user for new input. Attempt to create a player using input. Throws an exception when team
       * is full or position is not within valid range.
       */
      if (menuOption.equalsIgnoreCase("A")) {
        System.out.print("\n" + "Enter the player's name: ");
        String name = scan.nextLine();
        System.out.print("Enter the number of hits: ");
        int hits = scan.nextInt();
        while (hits < 0) {
          System.out.print("Please enter a value greater than or equal to 0." + "\n");
          System.out.print("Enter the number of hits: ");
          hits = scan.nextInt();
          scan.nextLine();
        }
        System.out.print("Enter the number of errors: ");
        int errors = scan.nextInt();
        while (errors < 0) {
          System.out.println("Please enter a value greater than or equal to 0." + "\n");
          System.out.print("Enter the number of errors: ");
          errors = scan.nextInt();
          scan.nextLine();
        }
        System.out.print("Enter the position: ");
        int position = scan.nextInt();
        scan.nextLine();
        try {
          baseballTeam.addPlayer(new Player(name, hits, errors), position);
          System.out.println("Player added: " + baseballTeam.getPlayer(position));
        } catch (FullTeamException e) {
          System.out.println(e.getMessage());
        } catch (IllegalArgumentException e) {
          System.out.println(e.getMessage());
        }
      }

      /**
       * Prints the player in the position requested, prompts user for position. Throws exception
       * when position not within valid range.
       */
      if (menuOption.equalsIgnoreCase("G")) {
        System.out.print("Enter the position of the Player requested:");
        int position = scan.nextInt();
        scan.nextLine();
        try {
          System.out.println(baseballTeam.getPlayer(position));
        } catch (IllegalArgumentException e) {
          System.out.println(e.getMessage());
        }
      }

      /**
       * Prints the player who has the best score in a given statistic, prompts user for statistic
       * Throws exception when user requests stat other than "hits" or "errors" Throws exception
       * when there are no players in the Team.
       */
      if (menuOption.equalsIgnoreCase("L")) {
        System.out.print("Enter the stat:");
        String stat = scan.nextLine();
        try {
          if (stat.equalsIgnoreCase("hits"))
            System.out.println("Leader in hits: " + baseballTeam.getLeader(stat).toString());
          else System.out.println("Leader in errors: " + baseballTeam.getLeader(stat).toString());
        } catch (IllegalArgumentException e) {
          System.out.println(e.getMessage());
        } catch (NullPointerException e) {
          System.out.println("There are currently no players in the team.");
        }
      }

      /**
       * Removes a player from a given position. Prompts user for the position. Throws exception
       * when position requested is not in valid range.
       */
      if (menuOption.equalsIgnoreCase("R")) {
        System.out.print("Enter the position: ");
        int position = scan.nextInt();
        scan.nextLine();
        try {
          if (baseballTeam.getPlayer(position) == null)
            System.out.println("No player exists at that position");
          else {
            baseballTeam.removePlayer(position);
            System.out.println("Player removed at position " + position);
          }
        } catch (IllegalArgumentException e) {
          System.out.println(e.getMessage());
        }
      }

      /** Prints all the players in the team and their stats in a nice format. */
      if (menuOption.equalsIgnoreCase("P")) {
        System.out.print("\n");
        baseballTeam.PrintAllPlayers();
      }

      /** Prints the number of players currently in the team. */
      if (menuOption.equalsIgnoreCase("S")) {
        System.out.println("There are " + baseballTeam.size() + " player(s) in the current Team");
      }

      /**
       * Updates the number of hits of a player. Prompts user for player's name. Throws exception
       * when player nonexistent.
       */
      if (menuOption.equalsIgnoreCase("H")) {
        System.out.print("\n" + "Enter the player to update: ");
        String name = scan.nextLine();
        System.out.print("Enter the new number of hits:");
        int hits = scan.nextInt();
        scan.nextLine();
        while (hits < 0) {
          System.out.print("Please enter a value greater than or equal to 0");
          System.out.print("\n" + "Enter the new number of hits:");
          hits = scan.nextInt();
          scan.nextLine();
        }
        try {
          baseballTeam.getPlayerByName(name).setHits(hits);
          System.out.println("Updated " + name + " hits");
        } catch (NullPointerException e) {
          System.out.println("The player is not currently in the Team");
        }
      }

      /**
       * Updates the number of errors of a player. Prompts user for player's name. Throws exception
       * when player nonexistent.
       */
      if (menuOption.equalsIgnoreCase("E")) {
        System.out.print("\n" + "Enter the player to update: ");
        String name = scan.nextLine();
        System.out.print("Enter the new number of errors:");
        int errors = scan.nextInt();
        scan.nextLine();
        while (errors < 0) {
          System.out.print("Please enter a value greater than or equal to 0");
          System.out.print("\n" + "Enter the new number of errors:");
          errors = scan.nextInt();
          scan.nextLine();
        }

        try {
          baseballTeam.getPlayerByName(name).setErrors(errors);
          System.out.println("Updated " + name + " errors");
        } catch (NullPointerException e) {
          System.out.println("The player is not currently in the Team");
        }
      }
    }
    scan.close();
    System.out.println("Program terminated.");
  }