contact.java

goText is a program for mobile phones that allows you to send text messages over GPRS/EDGE/UMTS. It

/**
 * Class : short description
 * @author Michele 'Miccar' Cardinale [e-mail]
 * @author Natale Vinto [e-mail]
 * @version 1.0
 */

 /*
  *  goText : text messaging over GPRS
  *  Copyright (C) 2006  Natale Vinto <[e-mail]>
  *  OpenJLab Group www.openjlab.org
  *  Copyright (C) 2006  Michele Cardinale 'Miccar' <[e-mail]>
  *  www.miccar.org
  *
  *  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 2 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, write to the Free Software
  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */

import javax.microedition.rms.*;
import java.util.*;

public class Contact{
    
    static String RN="_contacts";
    public final static int MAX_MEM_CONTACTS=30;
    
    String contactString;
    String name;
    String number;
    String email;
    
    public Contact(String contactString) {
        this.contactString=contactString;
        this.name=utils.getTag(contactString, "na");
        this.number=utils.getTag(contactString, "nu");
        this.email=utils.getTag(contactString, "em");
    }
    
    public String getName(){
        return this.name;
    }
    
    public String getNumber(){
        return this.number;
    }
    
    public String getEmail(){
        return this.email;
    }
    
    public boolean isGroup(){
        if(this.number.indexOf(";")>0)
            return true;
        else
            return false;
    }
    
    public int set(String na,String nu,String em){
        String string="<na>"+na+"</na>";
        string+="<nu>"+nu+"</nu>";
        string+="<em>"+em+"</em>";
        int id=this.getRmsId();
        if(!this.getName().equals(na)){
            if(Contact.existContactName(na))
                return -2;
        }
        return modContact(string, id);
    }
    
    public int getRmsId(){
        RecordStore rs=null;
        try{
            rs=RecordStore.openRecordStore(RN, true);
            RecordEnumeration e=rs.enumerateRecords(new RSUtils().new FilterByString(this.contactString),null,true);
            if(e.hasNextElement()){
                return e.nextRecordId();
            } else {
                return -1;
            }
        } catch (Exception e){
            return -2;
        } finally {
            try{
                rs.closeRecordStore();
            } catch (Exception e){}
        }
    }
    
    public static int insert(String na,String nu,String em){
        // -3: superata la soglia di contatti salvabili.
        // -2: nominativo gia' presente
        // -1: errore inserimento (vedi insContact)
        // 0 : la stringa passata non pu