/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 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 Lesser General Public License for more details.
*
* Copyright (c) 2001 - 2013 Object Refinery Ltd, Pentaho Corporation and Contributors..  All rights reserved.
*/

package org.pentaho.reporting.engine.classic.demo.ancient.demo.groups;

import java.util.ArrayList;
import javax.swing.table.AbstractTableModel;

public class LogEventTableModel extends AbstractTableModel
{
  private static final String[] COLNAMES = new String[]{
      "timestamp", "event", "description"
  };

  private ArrayList events;

  public LogEventTableModel()
  {
    events = new ArrayList();
  }

  public void addEvent(final LogEvent event)
  {
    events.add(event);
  }

  /**
   * Returns a default name for the column using spreadsheet conventions: A, B, C, ... Z, AA, AB, etc.  If
   * <code>column</code> cannot be found, returns an empty string.
   *
   * @param column the column being queried
   * @return a string containing the default name of <code>column</code>
   */
  public String getColumnName(final int column)
  {
    return COLNAMES[column];
  }

  /**
   * Returns the number of columns in the model. A <code>JTable</code> 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 COLNAMES.length;
  }

  /**
   * Returns the number of rows in the model. A <code>JTable</code> 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 events.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
   */
  public Object getValueAt(final int rowIndex, final int columnIndex)
  {
    final LogEvent event = (LogEvent) events.get(rowIndex);
    switch (columnIndex)
    {
      case 0:
        return event.getTimestamp();
      case 1:
        return event.getEvent();
      case 2:
        return event.getDescription();
    }
    return null;
  }
}