import java.util.*;
import java.io.*;
import javax.swing.table.AbstractTableModel;

/**
 * <p>Überschrift: UserCon</p>
 *
 * <p>Beschreibung: Container Klasse zum speichern von Benutzern</p>
 *
 * <p>Copyright: Copyright (c) 2005</p>
 *
 * <p>Organisation: </p>
 *
 * @author Andreas Spirka, Sven Eisenhauer
 * @version 1.0
 */
public class UserCon extends AbstractTableModel implements Serializable {
	
	Vector<User> vec = new Vector<User>();
	
	String[] colnam = { "Login","Passwort","Vollständiger Name","UID","Rolle"};
	/**
	 * Konstruktor.
	 */
	public UserCon() {}
	/**
	 * @param u User
	 * Fügt u dem Container hinzu
	 */
	public void addUser( User u )
	{
		vec.add( u );
		// Model wurde verändert
		fireTableDataChanged();
	}
	/**
	 * @param u User
	 * Löscht u aus dem Container
	 */
	public void removeUser( User u )
	{
		vec.remove( u );
		// Model wurde verändert
		fireTableDataChanged();
	}
	/**
	 * Returns the number of columns in the model.
	 *
	 * @return the number of columns in the model
	 * @todo Diese javax.swing.table.TableModel-Methode implementieren
	 */
	public int getColumnCount() {
		return colnam.length;
	}
	/**
	 * Column name.
	 * Methode overrides that from AbstactTableModel
	 * @param column int
	 * @return String
	 */
	public String getColumnName(int column) {
		return colnam[ column ];
	}
	/**
	 * Returns the number of rows in the model.
	 *
	 * @return the number of rows in the model
	 * @todo Diese javax.swing.table.TableModel-Methode implementieren
	 */
	public int getRowCount() {
		return vec.size();
	}
	/**
	 * Returns the value for the cell at <code>columnIndex</code> and
	 * <code>rowIndex</code>.
	 *
	 * @param rowIndex the row whose value is to be queried
	 * @param columnIndex the column whose value is to be queried
	 * @return the value Object at the specified cell
	 * @todo Diese javax.swing.table.TableModel-Methode implementieren
	 */
	public Object getValueAt(int rowIndex, int columnIndex) {
		User u = (User) vec.elementAt( rowIndex );
		switch (columnIndex) {
		case 0: // Login
			return u.getUserName();
		case 1: // Passwort
			return u.getPassWd();
		case 2: // Vollst. Name
			return u.getFullName();
		case 3: // UID
			return u.getUserIdAsString();
		case 4: // Rolle als String
			return u.getRoleAsString();
		default:
		}
		return null;
	}
	/* (non-Javadoc)
	 * @see javax.swing.table.TableModel#setValueAt(java.lang.Object, int, int)
	 */
	public void setValueAt(Object o,int rowIndex, int columnIndex)
	{
		User u = (User) vec.elementAt(rowIndex);
		switch (columnIndex) {
		case 0: // Login
			u.setUserName((String) o);
			break;
		case 1: // Passwort
			u.setPassWd((String) o);
			break;
		case 2: // Vollst. Name
			u.setFullName((String) o);
			break;
		case 3: // UID
			u.setUserId((String) o);
			break;
		case 4: // Rolle
			u.setRole((String) o);
			break;
		default:
		}
		vec.setElementAt(u,rowIndex);
		fireTableCellUpdated(rowIndex,columnIndex);
	}
	
	/**
	 * @return int
	 * Elemente des Containers
	 */
	public int size() {
		return vec.size();
	}
	/**
	 * @param i int
	 * @return Object
	 * Return element at i
	 */
	public Object elementAt(int i) {
		return (Object) vec.elementAt(i);
	}
	/* (non-Javadoc)
	 * @see javax.swing.table.TableModel#isCellEditable(int, int)
	 */
	public boolean isCellEditable(int x, int y) {
		return true;
	}
	/*public Class getColumnClass(int c) {
	 return getValueAt(0, c).getClass();
	 }*/
} // end Class UserCon