394 lines
12 KiB
Java
394 lines
12 KiB
Java
/*
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* This file is part of the L2J Mobius project.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.l2jmobius.gameserver.instancemanager;
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import java.sql.Connection;
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import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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import java.util.Map;
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import java.util.Set;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import com.l2jmobius.commons.database.DatabaseFactory;
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import com.l2jmobius.gameserver.data.xml.impl.CastleData;
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import com.l2jmobius.gameserver.data.xml.impl.NpcData;
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import com.l2jmobius.gameserver.enums.ItemLocation;
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import com.l2jmobius.gameserver.model.L2Spawn;
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import com.l2jmobius.gameserver.model.L2World;
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import com.l2jmobius.gameserver.model.actor.instance.L2DefenderInstance;
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import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
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import com.l2jmobius.gameserver.model.actor.templates.L2NpcTemplate;
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import com.l2jmobius.gameserver.model.entity.Castle;
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import com.l2jmobius.gameserver.model.holders.SiegeGuardHolder;
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import com.l2jmobius.gameserver.model.interfaces.IPositionable;
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import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
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/**
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* Siege Guard Manager.
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* @author St3eT
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*/
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public final class SiegeGuardManager
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{
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private static final Logger LOGGER = Logger.getLogger(SiegeGuardManager.class.getName());
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private static final Set<L2ItemInstance> _droppedTickets = ConcurrentHashMap.newKeySet();
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private static final Map<Integer, Set<L2Spawn>> _siegeGuardSpawn = new ConcurrentHashMap<>();
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protected SiegeGuardManager()
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{
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_droppedTickets.clear();
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load();
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}
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private void load()
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{
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try (Connection con = DatabaseFactory.getInstance().getConnection();
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ResultSet rs = con.createStatement().executeQuery("SELECT * FROM castle_siege_guards Where isHired = 1"))
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{
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while (rs.next())
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{
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final int npcId = rs.getInt("npcId");
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final int x = rs.getInt("x");
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final int y = rs.getInt("y");
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final int z = rs.getInt("z");
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final Castle castle = CastleManager.getInstance().getCastle(x, y, z);
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if (castle == null)
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{
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LOGGER.warning("Siege guard ticket cannot be placed! Castle is null at X: " + x + ", Y: " + y + ", Z: " + z);
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continue;
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}
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final SiegeGuardHolder holder = getSiegeGuardByNpc(castle.getResidenceId(), npcId);
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if ((holder != null) && !castle.getSiege().isInProgress())
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{
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final L2ItemInstance dropticket = new L2ItemInstance(holder.getItemId());
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dropticket.setItemLocation(ItemLocation.VOID);
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dropticket.dropMe(null, x, y, z);
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L2World.getInstance().storeObject(dropticket);
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_droppedTickets.add(dropticket);
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}
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}
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LOGGER.info(getClass().getSimpleName() + ": Loaded " + _droppedTickets.size() + " siege guards tickets.");
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}
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catch (Exception e)
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{
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LOGGER.log(Level.WARNING, e.getMessage(), e);
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}
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}
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/**
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* Finds {@code SiegeGuardHolder} equals to castle id and npc id.
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* @param castleId the ID of the castle
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* @param itemId the ID of the item
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* @return the {@code SiegeGuardHolder} for this castle ID and item ID if any, otherwise {@code null}
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*/
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public SiegeGuardHolder getSiegeGuardByItem(int castleId, int itemId)
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{
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return CastleData.getInstance().getSiegeGuardsForCastle(castleId).stream().filter(g -> (g.getItemId() == itemId)).findFirst().orElse(null);
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}
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/**
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* Finds {@code SiegeGuardHolder} equals to castle id and npc id.
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* @param castleId the ID of the castle
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* @param npcId the ID of the npc
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* @return the {@code SiegeGuardHolder} for this castle ID and npc ID if any, otherwise {@code null}
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*/
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public SiegeGuardHolder getSiegeGuardByNpc(int castleId, int npcId)
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{
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return CastleData.getInstance().getSiegeGuardsForCastle(castleId).stream().filter(g -> (g.getNpcId() == npcId)).findFirst().orElse(null);
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}
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/**
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* Checks if {@code PlayerInstance} is too much close to another ticket.
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* @param player the PlayerInstance
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* @return {@code true} if {@code PlayerInstance} is too much close to another ticket, {@code false} otherwise
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*/
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public boolean isTooCloseToAnotherTicket(L2PcInstance player)
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{
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return _droppedTickets.stream().filter(g -> g.calculateDistance(player, true, false) < 25).findFirst().orElse(null) != null;
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}
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/**
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* Checks if castle is under npc limit.
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* @param castleId the ID of the castle
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* @param itemId the ID of the item
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* @return {@code true} if castle is under npc limit, {@code false} otherwise
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*/
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public boolean isAtNpcLimit(int castleId, int itemId)
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{
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final long count = _droppedTickets.stream().filter(i -> i.getId() == itemId).count();
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final SiegeGuardHolder holder = getSiegeGuardByItem(castleId, itemId);
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return count >= holder.getMaxNpcAmout();
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}
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/**
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* Adds ticket in current world.
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* @param itemId the ID of the item
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* @param player the PlayerInstance
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*/
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public void addTicket(int itemId, L2PcInstance player)
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{
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final Castle castle = CastleManager.getInstance().getCastle(player);
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if (castle == null)
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{
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return;
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}
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if (isAtNpcLimit(castle.getResidenceId(), itemId))
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{
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return;
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}
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final SiegeGuardHolder holder = getSiegeGuardByItem(castle.getResidenceId(), itemId);
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if (holder != null)
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{
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try (Connection con = DatabaseFactory.getInstance().getConnection();
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PreparedStatement statement = con.prepareStatement("Insert Into castle_siege_guards (castleId, npcId, x, y, z, heading, respawnDelay, isHired) Values (?, ?, ?, ?, ?, ?, ?, ?)"))
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{
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statement.setInt(1, castle.getResidenceId());
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statement.setInt(2, holder.getNpcId());
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statement.setInt(3, player.getX());
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statement.setInt(4, player.getY());
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statement.setInt(5, player.getZ());
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statement.setInt(6, player.getHeading());
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statement.setInt(7, 0);
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statement.setInt(8, 1);
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statement.execute();
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}
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catch (Exception e)
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{
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LOGGER.log(Level.WARNING, "Error adding siege guard for castle " + castle.getName() + ": " + e.getMessage(), e);
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}
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spawnMercenary(player, holder);
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final L2ItemInstance dropticket = new L2ItemInstance(itemId);
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dropticket.setItemLocation(ItemLocation.VOID);
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dropticket.dropMe(null, player.getX(), player.getY(), player.getZ());
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L2World.getInstance().storeObject(dropticket);
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_droppedTickets.add(dropticket);
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}
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}
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/**
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* Spawns Siege Guard in current world.
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* @param pos the object containing the spawn location coordinates
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* @param holder SiegeGuardHolder holder
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*/
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private void spawnMercenary(IPositionable pos, SiegeGuardHolder holder)
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{
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final L2NpcTemplate template = NpcData.getInstance().getTemplate(holder.getNpcId());
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if (template != null)
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{
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final L2DefenderInstance npc = new L2DefenderInstance(template);
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npc.setCurrentHpMp(npc.getMaxHp(), npc.getMaxMp());
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npc.setDecayed(false);
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npc.setHeading(pos.getHeading());
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npc.spawnMe(pos.getX(), pos.getY(), (pos.getZ() + 20));
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npc.scheduleDespawn(3000);
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npc.setIsImmobilized(holder.isStationary());
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}
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}
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/**
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* Delete all tickets from a castle.
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* @param castleId the ID of the castle
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*/
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public void deleteTickets(int castleId)
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{
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for (L2ItemInstance ticket : _droppedTickets)
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{
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if ((ticket != null) && (getSiegeGuardByItem(castleId, ticket.getId()) != null))
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{
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ticket.decayMe();
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_droppedTickets.remove(ticket);
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}
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}
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}
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/**
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* remove a single ticket and its associated spawn from the world (used when the castle lord picks up a ticket, for example).
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* @param item the item ID
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*/
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public void removeTicket(L2ItemInstance item)
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{
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final Castle castle = CastleManager.getInstance().getCastle(item);
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if (castle == null)
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{
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return;
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}
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final SiegeGuardHolder holder = getSiegeGuardByItem(castle.getResidenceId(), item.getId());
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if (holder == null)
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{
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return;
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}
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removeSiegeGuard(holder.getNpcId(), item);
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_droppedTickets.remove(item);
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}
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/**
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* Loads all siege guards for castle.
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* @param castle the castle instance
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*/
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private void loadSiegeGuard(Castle castle)
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{
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try (Connection con = DatabaseFactory.getInstance().getConnection();
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PreparedStatement ps = con.prepareStatement("SELECT * FROM castle_siege_guards Where castleId = ? And isHired = ?"))
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{
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ps.setInt(1, castle.getResidenceId());
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ps.setInt(2, castle.getOwnerId() > 0 ? 1 : 0);
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try (ResultSet rs = ps.executeQuery())
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{
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while (rs.next())
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{
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final L2Spawn spawn = new L2Spawn(rs.getInt("npcId"));
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spawn.setAmount(1);
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spawn.setX(rs.getInt("x"));
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spawn.setY(rs.getInt("y"));
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spawn.setZ(rs.getInt("z"));
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spawn.setHeading(rs.getInt("heading"));
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spawn.setRespawnDelay(rs.getInt("respawnDelay"));
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spawn.setLocationId(0);
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getSpawnedGuards(castle.getResidenceId()).add(spawn);
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}
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}
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}
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catch (Exception e)
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{
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LOGGER.log(Level.WARNING, "Error loading siege guard for castle " + castle.getName() + ": " + e.getMessage(), e);
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}
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}
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/**
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* Remove single siege guard.
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* @param npcId the ID of NPC
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* @param pos
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*/
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public void removeSiegeGuard(int npcId, IPositionable pos)
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{
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try (Connection con = DatabaseFactory.getInstance().getConnection();
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PreparedStatement ps = con.prepareStatement("Delete From castle_siege_guards Where npcId = ? And x = ? AND y = ? AND z = ? AND isHired = 1"))
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{
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ps.setInt(1, npcId);
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ps.setInt(2, pos.getX());
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ps.setInt(3, pos.getY());
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ps.setInt(4, pos.getZ());
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ps.execute();
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}
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catch (Exception e)
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{
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LOGGER.log(Level.WARNING, "Error deleting hired siege guard at " + pos + " : " + e.getMessage(), e);
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}
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}
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/**
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* Remove all siege guards for castle.
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* @param castle the castle instance
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*/
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public void removeSiegeGuards(Castle castle)
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{
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try (Connection con = DatabaseFactory.getInstance().getConnection();
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PreparedStatement ps = con.prepareStatement("Delete From castle_siege_guards Where castleId = ? And isHired = 1"))
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{
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ps.setInt(1, castle.getResidenceId());
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ps.execute();
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}
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catch (Exception e)
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{
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LOGGER.log(Level.WARNING, "Error deleting hired siege guard for castle " + castle.getName() + ": " + e.getMessage(), e);
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}
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}
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/**
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* Spawn all siege guards for castle.
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* @param castle the castle instance
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*/
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public void spawnSiegeGuard(Castle castle)
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{
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try
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{
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final boolean isHired = (castle.getOwnerId() > 0);
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loadSiegeGuard(castle);
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for (L2Spawn spawn : getSpawnedGuards(castle.getResidenceId()))
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{
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if (spawn != null)
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{
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spawn.init();
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if (isHired)
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{
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spawn.stopRespawn();
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}
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final SiegeGuardHolder holder = getSiegeGuardByNpc(castle.getResidenceId(), spawn.getLastSpawn().getId());
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if (holder == null)
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{
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continue;
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}
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spawn.getLastSpawn().setIsImmobilized(holder.isStationary());
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}
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}
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}
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catch (Exception e)
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{
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LOGGER.log(Level.SEVERE, "Error spawning siege guards for castle " + castle.getName(), e);
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}
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}
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/**
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* Unspawn all siege guards for castle.
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* @param castle the castle instance
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*/
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public void unspawnSiegeGuard(Castle castle)
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{
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for (L2Spawn spawn : getSpawnedGuards(castle.getResidenceId()))
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{
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if ((spawn != null) && (spawn.getLastSpawn() != null))
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{
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spawn.stopRespawn();
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spawn.getLastSpawn().doDie(spawn.getLastSpawn());
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}
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}
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getSpawnedGuards(castle.getResidenceId()).clear();
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}
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public Set<L2Spawn> getSpawnedGuards(int castleId)
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{
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return _siegeGuardSpawn.computeIfAbsent(castleId, key -> ConcurrentHashMap.newKeySet());
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}
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/**
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* Gets the single instance of {@code MercTicketManager}.
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* @return single instance of {@code MercTicketManager}
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*/
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public static SiegeGuardManager getInstance()
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{
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return SingletonHolder._instance;
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}
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private static class SingletonHolder
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{
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protected static final SiegeGuardManager _instance = new SiegeGuardManager();
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}
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}
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