Simple utility class to create and update scoreboards

Example.java

    private Scoreboard getPlayerScoreboard(Player player) {
        GamePlayer gamePlayer = getPlayer(player);

        List<GamePlayer> bestPlayers = getBestPlayers(3);
        Scoreboard scoreboard = ScoreboardUtil.create(
                "§c§lSolo §e§lMode",
                "§aYour kills: §f" + gamePlayer.getKills(),
                "§aYour lives: " + (gamePlayer.getLives() == 0 ? "§cDEAD" : "§f" + gamePlayer.getLives()),
                "",
                "§61. " + (bestPlayers.get(0) == null ? "None" : bestPlayers.get(0).getName() + ": §f" + bestPlayers.get(0).getKills()),
                "§72. " + (bestPlayers.get(1) == null ? "None" : bestPlayers.get(1).getName() + ": §f" + bestPlayers.get(1).getKills()),
                BROWN + "3. " + (bestPlayers.get(2) == null ? "None" : bestPlayers.get(2).getName() + ": §f" + bestPlayers.get(2).getKills())
        );

        Team hide = scoreboard.registerNewTeam("hide");
        hide.setOption(Team.Option.NAME_TAG_VISIBILITY, Team.OptionStatus.NEVER);

        return scoreboard;
    }

    public void updateScoreboard(GamePlayer player) {
        Scoreboard scoreboard = playerScoreboards.get(player.getPlayer());
        if (scoreboard == null)
            return;

        List<GamePlayer> bestPlayers = getBestPlayers(3, false);
        ScoreboardUtil.update(
                scoreboard,
                "§aYour kills: §f" + player.getKills(),
                "§aYour lives: " + (player.getLives() == 0 ? "§cDEAD" : "§f" + player.getLives()),
                "",
                "§61. " + (bestPlayers.get(0) == null ? "None" : bestPlayers.get(0).getName() + ": §f" + bestPlayers.get(0).getKills()),
                "§72. " + (bestPlayers.get(1) == null ? "None" : bestPlayers.get(1).getName() + ": §f" + bestPlayers.get(1).getKills()),
                BROWN + "3. " + (bestPlayers.get(2) == null ? "None" : bestPlayers.get(2).getName() + ": §f" + bestPlayers.get(2).getKills())
        );
    }

ScoreboardUtil.java

package my.cool.packagE;

import lombok.experimental.UtilityClass;
import org.bukkit.Bukkit;
import org.bukkit.scoreboard.DisplaySlot;
import org.bukkit.scoreboard.Objective;
import org.bukkit.scoreboard.Scoreboard;
import org.bukkit.scoreboard.Team;

@UtilityClass
public class ScoreboardUtil {

    public static Scoreboard create(String title, String... lines) {
        Scoreboard scoreboard = Bukkit.getScoreboardManager().getNewScoreboard();

        Objective objective = scoreboard.registerNewObjective("title", "dummy", title);
        objective.setDisplaySlot(DisplaySlot.SIDEBAR);

        for (int i = 0; i < 16 && i < lines.length; i++) {
            Team team = scoreboard.registerNewTeam("line" + (15 - i));
            team.setPrefix(lines[i]);
            team.addEntry("§".repeat(i));
            objective.getScore("§".repeat(i)).setScore(15 - i);
        }

        return scoreboard;
    }

    public static void update(Scoreboard scoreboard, String... lines) {
        for (int i = 0; i < 16 && i < lines.length; i++) {
            Team team = scoreboard.getTeam("line" + (15 - i));
            if (team == null)
                team = scoreboard.registerNewTeam("line" + (15 - i));

            team.setPrefix(lines[i]);
        }
    }
}