l2j_mobius/trunk/java/com/l2jserver/gameserver/datatables/PetNameTable.java
2015-01-02 15:09:44 +00:00

117 lines
3.1 KiB
Java

/*
* Copyright (C) 2004-2015 L2J Server
*
* This file is part of L2J Server.
*
* L2J Server is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* L2J Server is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.l2jserver.gameserver.datatables;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;
import com.l2jserver.Config;
import com.l2jserver.L2DatabaseFactory;
public class PetNameTable
{
private static Logger LOGGER = Logger.getLogger(PetNameTable.class.getName());
public static PetNameTable getInstance()
{
return SingletonHolder._instance;
}
public boolean doesPetNameExist(String name, int petNpcId)
{
boolean result = true;
try (Connection con = L2DatabaseFactory.getInstance().getConnection();
PreparedStatement ps = con.prepareStatement("SELECT name FROM pets p, items i WHERE p.item_obj_id = i.object_id AND name=? AND i.item_id IN (?)"))
{
ps.setString(1, name);
StringBuilder cond = new StringBuilder();
if (!cond.toString().isEmpty())
{
cond.append(", ");
}
cond.append(PetDataTable.getPetItemsByNpc(petNpcId));
ps.setString(2, cond.toString());
try (ResultSet rs = ps.executeQuery())
{
result = rs.next();
}
}
catch (SQLException e)
{
LOGGER.log(Level.WARNING, getClass().getSimpleName() + ": Could not check existing petname:" + e.getMessage(), e);
}
return result;
}
public boolean isValidPetName(String name)
{
boolean result = true;
if (!isAlphaNumeric(name))
{
return result;
}
Pattern pattern;
try
{
pattern = Pattern.compile(Config.PET_NAME_TEMPLATE);
}
catch (PatternSyntaxException e) // case of illegal pattern
{
LOGGER.warning(getClass().getSimpleName() + ": Pet name pattern of config is wrong!");
pattern = Pattern.compile(".*");
}
Matcher regexp = pattern.matcher(name);
if (!regexp.matches())
{
result = false;
}
return result;
}
private boolean isAlphaNumeric(String text)
{
boolean result = true;
char[] chars = text.toCharArray();
for (int i = 0; i < chars.length; i++)
{
if (!Character.isLetterOrDigit(chars[i]))
{
result = false;
break;
}
}
return result;
}
private static class SingletonHolder
{
protected static final PetNameTable _instance = new PetNameTable();
}
}