ManagedObjective.java

/*
 * This file is part of NucleusFramework for Bukkit, licensed under the MIT License (MIT).
 *
 * Copyright (c) JCThePants (www.jcwhatever.com)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package com.jcwhatever.nucleus.internal.managed.scoreboards;

import com.jcwhatever.nucleus.managed.scoreboards.IScorableObjective;
import com.jcwhatever.nucleus.managed.scoreboards.IScore;
import com.jcwhatever.nucleus.managed.scoreboards.IScoreboard;

import org.bukkit.OfflinePlayer;
import org.bukkit.scoreboard.Objective;
import org.bukkit.scoreboard.Score;

import java.util.Map;
import java.util.WeakHashMap;

/**
 * Managed scoreboard objective.
 */
public class ManagedObjective extends AbstractObjective implements IScorableObjective {

    private final IScoreboard _scoreboard;
    private final Objective _objective;
    private final Map<Score, IScore> _scores = new WeakHashMap<>(10);

    ManagedObjective(IScoreboard scoreboard, Objective objective) {
        super(scoreboard, objective);

        _scoreboard = scoreboard;
        _objective = objective;
    }

    @Override
    public IScore getScore(OfflinePlayer player) {
        return getScore(player.getName());
    }

    @Override
    public IScore getScore(String entry) {
        Score score = _objective.getScore(entry);
        if (score == null)
            return null;

        IScore managed = _scores.get(score);
        if (managed == null) {
            managed = new ManagedScore(_scoreboard, this, score);
            _scores.put(score, managed);
        }

        return managed;
    }

    @Override
    public int hashCode() {
        return _objective.hashCode();
    }

    @Override
    public boolean equals(Object obj) {
        return obj instanceof ManagedObjective &&
                ((ManagedObjective) obj)._objective.equals(_objective);
    }
}