Java tutorial
/* * This program 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. * * This program 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.l2jfree.gameserver.datatables; import java.sql.Connection; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import com.l2jfree.L2DatabaseFactory; public class PetNameTable { private final static Log _log = LogFactory.getLog(PetNameTable.class); public static boolean doesPetNameExist(String name, int petNpcId) { boolean result = true; Connection con = null; try { con = L2DatabaseFactory.getInstance().getConnection(con); PreparedStatement statement = con.prepareStatement( "SELECT name FROM pets p, items i WHERE p.item_obj_id = i.object_id AND name=? AND i.item_id=?"); statement.setString(1, name); statement.setString(2, Integer.toString(PetDataTable.getItemIdByPetId(petNpcId))); ResultSet rset = statement.executeQuery(); result = rset.next(); rset.close(); statement.close(); } catch (SQLException e) { _log.warn("could not check existing petname:" + e.getMessage(), e); } finally { L2DatabaseFactory.close(con); } return result; } }