001/*
002 * HA-JDBC: High-Availability JDBC
003 * Copyright (C) 2012  Paul Ferraro
004 *
005 * This program is free software: you can redistribute it and/or modify
006 * it under the terms of the GNU Lesser General Public License as published by
007 * the Free Software Foundation, either version 3 of the License, or
008 * (at your option) any later version.
009 *
010 * This program is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
013 * GNU Lesser General Public License for more details.
014 *
015 * You should have received a copy of the GNU Lesser General Public License
016 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
017 */
018package net.sf.hajdbc;
019
020import java.sql.Driver;
021import java.util.regex.Matcher;
022import java.util.regex.Pattern;
023
024/**
025 * @author Paul Ferraro
026 */
027public abstract class AbstractDriver implements Driver
028{
029        /**
030         * {@inheritDoc}
031         * @see java.sql.Driver#acceptsURL(java.lang.String)
032         */
033        @Override
034        public boolean acceptsURL(String url)
035        {
036                return (this.parse(url) != null);
037        }
038        
039        protected abstract Pattern getUrlPattern();
040        
041        protected String parse(String url)
042        {
043                Matcher matcher = this.getUrlPattern().matcher(url);
044                
045                if (!matcher.matches())
046                {
047                        return null;
048                }
049                
050                return matcher.group(1);
051        }
052
053        /**
054         * {@inheritDoc}
055         * @see java.sql.Driver#jdbcCompliant()
056         */
057        @Override
058        public boolean jdbcCompliant()
059        {
060                return false;
061        }
062
063        /**
064         * @see java.sql.Driver#getMajorVersion()
065         */
066        @Override
067        public int getMajorVersion()
068        {
069                return Version.CURRENT.getMajor();
070        }
071        
072        /**
073         * @see java.sql.Driver#getMinorVersion()
074         */
075        @Override
076        public int getMinorVersion()
077        {
078                return Version.CURRENT.getMinor();
079        }
080}