001    /*
002      Copyright (C) 2001-2003 Lionel Seinturier <Lionel.Seinturier@lip6.fr>
003    
004      This program is free software; you can redistribute it and/or modify
005      it under the terms of the GNU Lesser General Public License as
006      published by the Free Software Foundation; either version 2 of the
007      License, or (at your option) any later version.
008    
009      This program is distributed in the hope that it will be useful,
010      but WITHOUT ANY WARRANTY; without even the implied warranty of
011      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
012      GNU Lesser General Public License for more details.
013    
014      You should have received a copy of the GNU Lesser General Public License
015      along with this program; if not, write to the Free Software
016      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
017    
018    package org.objectweb.jac.aspects.distrans;
019    
020    
021    /**
022     * A struct to hold data source name data.
023     * 
024     * @author Lionel Seinturier <Lionel.Seinturier@lip6.fr>
025     * @version 1.0
026     */
027    
028    public class DataSource {
029        
030        public String driver;
031        public String url;
032        public String user;
033        public String password;
034        
035        public DataSource(
036            String driver, String url, String user, String password ) {
037            
038            this.driver = driver;
039            this.url = url;
040            this.user = user;
041            this.password = password;
042        }
043        
044        public boolean equals( Object other ) {
045            if ( this == other )  return true;
046            if ( ! (other instanceof DataSource) )  return false;
047    
048            DataSource dsother = (DataSource) other;
049            return ( dsother.driver.equals(driver) &&
050                     dsother.url.equals(url) &&
051                     dsother.user.equals(user) &&
052                     dsother.password.equals(password) );
053        }
054    
055        public String toString() {
056            return
057                super.toString() +
058                "[" + driver + "," + url + "," + user + "," + password + "]";
059        }
060    
061        public int hashCode() {
062    
063            int h1 = (driver==null) ? 0 : driver.hashCode() & 255;
064            int h2 = (url==null) ? 0 : url.hashCode() & 255;
065            int h3 = (user==null) ? 0 : user.hashCode() & 255;
066            int h4 = (password==null) ? 0 : password.hashCode() & 255;
067            
068            return (h1<<24) + (h2<<16) + (h3<<8) + h4;
069        }
070    }