package ufrj.zkdemo;

import java.util.ArrayList;
import java.util.Hashtable;
import java.util.List;
import java.util.Map;

/**
 *
 * @author Jonas Dias <jonasdias@gmail.com>
 */
public class Catalog {
    
    Map<Character,List<Contact>> catalog;
    
    public Catalog() {
        catalog = new Hashtable<Character, List<Contact>>();
        Character c = 'A';
        for(int i=0;i<26;i++) {
            catalog.put(c, new ArrayList<Contact>());
            c++;
            
        }
    }
    // return the list from selected key character
    public List getList(char c) {
        return catalog.get(c);
    }
  
    public char addContact(Contact c) {
        char alpha = c.getName().charAt(0);
        catalog.get(alpha).add(c);
        return alpha;
    }

}