www.pudn.com > jfreereport-0.8.3f.zip > CardTableModel.java

/** 
 * ======================================== 
 * JFreeReport : a free Java report library 
 * ======================================== 
 * 
 * Project Info:  http://www.jfree.org/jfreereport/index.html 
 * Project Lead:  Thomas Morgner; 
 * 
 * (C) Copyright 2000-2003, by Simba Management Limited and Contributors. 
 * 
 * This library is free software; you can redistribute it and/or modify it under the terms 
 * of the GNU Lesser General Public License as published by the Free Software Foundation; 
 * either version 2.1 of the License, or (at your option) any later version. 
 * 
 * This library 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 Lesser General Public License for more details. 
 * 
 * You should have received a copy of the GNU Lesser General Public License along with this 
 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, 
 * Boston, MA 02111-1307, USA. 
 * 
 * ------------------- 
 * CardTableModel.java 
 * ------------------- 
 * (C)opyright 2003, by Thomas Morgner and Contributors. 
 * 
 * Original Author:  Thomas Morgner; 
 * Contributor(s):   David Gilbert (for Simba Management Limited); 
 * 
 * $Id: CardTableModel.java,v 1.5.2.1 2003/08/24 14:18:07 taqua Exp $ 
 * 
 * Changes 
 * ------- 
 * 29.03.2003 : Initial version 
 */ 
package com.jrefinery.report.demo.cards; 
 
import java.util.ArrayList; 
import java.util.Date; 
import javax.swing.table.AbstractTableModel; 
 
/** 
 * A card table model. 
 * 
 * @author Thomas Morgner. 
 */ 
public class CardTableModel extends AbstractTableModel 
{ 
  /** Storage for the cards. */ 
  private ArrayList cards; 
 
  /** The type index. */ 
  private static final int POS_TYPE = 0; 
 
  /** The name index. */ 
  private static final int POS_NAME = 1; 
 
  /** The first name index. */ 
  private static final int POS_FIRSTNAME = 2; 
 
  /** The card number index. */ 
  private static final int POS_CARDNR = 3; 
 
  /** The login index. */ 
  private static final int POS_LOGIN = 4; 
 
  /** The password index. */ 
  private static final int POS_PASSWORD = 5; 
 
  /** The expiry date index. */ 
  private static final int POS_EXPIRES = 6; 
 
  /** The column names. */ 
  private static final String[] COL_NAMES = 
      { 
        "type", "name", "firstName", "cardNr", "login", "password", "expires" 
      }; 
 
  /** 
   * Default constructor. 
   */ 
  public CardTableModel() 
  { 
    cards = new ArrayList(); 
  } 
 
  /** 
   * Adds a card. 
   * 
   * @param c  the card. 
   */ 
  public void addCard(final Card c) 
  { 
    if (c == null) 
    { 
      throw new NullPointerException(); 
    } 
    cards.add(c); 
  } 
 
  /** 
   * Returns the number of rows in the model. A 
   * JTable uses this method to determine how many rows it 
   * should display.  This method should be quick, as it 
   * is called frequently during rendering. 
   * 
   * @return the number of rows in the model 
   * @see #getColumnCount 
   */ 
  public int getRowCount() 
  { 
    return cards.size(); 
  } 
 
  /** 
   * Returns the number of columns in the model. A 
   * JTable uses this method to determine how many columns it 
   * should create and display by default. 
   * 
   * @return the number of columns in the model 
   * @see #getRowCount 
   */ 
  public int getColumnCount() 
  { 
    return COL_NAMES.length; 
  } 
 
  /** 
   *  Returns Object.class regardless of columnIndex. 
   * 
   *  @param columnIndex  the column being queried 
   *  @return the Object.class 
   */ 
  public Class getColumnClass(final int columnIndex) 
  { 
    if (columnIndex == POS_TYPE) 
    { 
      return CardType.class; 
    } 
    if (columnIndex == POS_EXPIRES) 
    { 
      return Date.class; 
    } 
    return String.class; 
  } 
 
  /** 
   *  Returns a default name for the column using spreadsheet conventions: 
   *  A, B, C, ... Z, AA, AB, etc.  If column cannot be found, 
   *  returns an empty string. 
   * 
   * @param column  the column being queried 
   * @return a string containing the default name of column 
   */ 
  public String getColumnName(final int column) 
  { 
    return COL_NAMES[column]; 
  } 
 
  /** 
   * Returns the value for the cell at columnIndex and 
   * rowIndex. 
   * 
   * @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 
   */ 
  public Object getValueAt(final int rowIndex, final int columnIndex) 
  { 
    final Card c = (Card) cards.get(rowIndex); 
    if (columnIndex == POS_TYPE) 
    { 
      return c.getType(); 
    } 
    if (c.getType() == CardType.ACCOUNT) 
    { 
      final AccountCard ac = (AccountCard) c; 
      if (columnIndex == POS_NAME) 
      { 
        return ac.getLastName(); 
      } 
      if (columnIndex == POS_FIRSTNAME) 
      { 
        return ac.getFirstName(); 
      } 
      if (columnIndex == POS_LOGIN) 
      { 
        return ac.getLogin(); 
      } 
      if (columnIndex == POS_PASSWORD) 
      { 
        return ac.getPassword(); 
      } 
    } 
    else if ((c.getType() == CardType.ADMIN) || (c.getType() == CardType.USER)) 
    { 
      final UserCard ac = (UserCard) c; 
      if (columnIndex == POS_NAME) 
      { 
        return ac.getLastName(); 
      } 
      if (columnIndex == POS_FIRSTNAME) 
      { 
        return ac.getFirstName(); 
      } 
      if (columnIndex == POS_LOGIN) 
      { 
        return ac.getLogin(); 
      } 
      if (columnIndex == POS_PASSWORD) 
      { 
        return ac.getPassword(); 
      } 
      if (columnIndex == POS_CARDNR) 
      { 
        return ac.getCardNr(); 
      } 
      if (columnIndex == POS_EXPIRES) 
      { 
        return ac.getExpires(); 
      } 
    } 
    else if (c.getType() == CardType.FREE) 
    { 
      final FreeCard ac = (FreeCard) c; 
      if (columnIndex == POS_CARDNR) 
      { 
        return ac.getCardNr(); 
      } 
      if (columnIndex == POS_EXPIRES) 
      { 
        return ac.getExpires(); 
      } 
    } 
    else if (c.getType() == CardType.PREPAID) 
    { 
      final PrepaidCard ac = (PrepaidCard) c; 
      if (columnIndex == POS_NAME) 
      { 
        return ac.getLastName(); 
      } 
      if (columnIndex == POS_FIRSTNAME) 
      { 
        return ac.getFirstName(); 
      } 
      if (columnIndex == POS_CARDNR) 
      { 
        return ac.getCardNr(); 
      } 
    } 
 
    return null; 
  } 
}