/* * Project: UHC * Class: gg.uhc.uhc.modules.reset.resetters.PlayerResetter * * The MIT License (MIT) * * Copyright (c) 2015 Graham Howden <graham_howden1 at yahoo.co.uk>. * * 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 gg.uhc.uhc.modules.reset.resetters; import gg.uhc.uhc.modules.reset.actions.Action; import com.google.common.collect.*; import org.bukkit.entity.Player; import org.bukkit.plugin.Plugin; import org.bukkit.scheduler.BukkitRunnable; import java.util.Collection; import java.util.List; import java.util.Map; public abstract class PlayerResetter { protected final Plugin plugin; private final Multimap<String, Action> cache = HashMultimap.create(); private final Map<String, BukkitRunnable> removeTasks = Maps.newHashMap(); private final long cacheTicks; public PlayerResetter(Plugin plugin, long cacheTicks) { this.plugin = plugin; this.cacheTicks = cacheTicks; } public long getCacheTicks() { return cacheTicks; } protected abstract Action getActionForPlayer(Player player); /** * Creates actions to reset each of the players. * * @param players the players to create for * @param key the cache key to store the actions under * @return list of actions to apply for the given players */ public List<Action> createActions(String key, Collection<Player> players) { final List<Action> actions = Lists.newArrayListWithCapacity(players.size()); for (final Player player : players) { actions.add(getActionForPlayer(player)); } setCache(key, actions); return actions; } /** * @param key the cache key. * @return List of revertable actions stored for the key */ public List<Action> getLastActions(String key) { return ImmutableList.copyOf(cache.get(key)); } private void setCache(String actor, List<Action> toRevert) { BukkitRunnable task = removeTasks.get(actor); if (task != null) { task.cancel(); } task = new RemoveTask(actor); task.runTaskLater(plugin, cacheTicks); cache.replaceValues(actor, toRevert); removeTasks.put(actor, task); } final class RemoveTask extends BukkitRunnable { protected final String key; private RemoveTask(String key) { this.key = key; } @Override public void run() { cache.removeAll(key); removeTasks.remove(key); } } }