GroupCapability.java

/*
 * $Source$
 * $Revision$
 *
 * Copyright (C) 2000 William Chesters
 *
 * Part of Melati (http://melati.org), a framework for the rapid
 * development of clean, maintainable web applications.
 *
 * Melati is free software; Permission is granted to copy, distribute
 * and/or modify this software under the terms either:
 *
 * a) 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,
 *
 *    or
 *
 * b) any version of the Melati Software License, as published
 *    at http://melati.org
 *
 * You should have received a copy of the GNU General Public License and
 * the Melati Software License along with this program;
 * if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
 * GNU General Public License and visit http://melati.org to obtain the
 * Melati Software License.
 *
 * Feel free to contact the Developers of Melati (http://melati.org),
 * if you would like to work out a different arrangement than the options
 * outlined here.  It is our intention to allow Melati to be used by as
 * wide an audience as possible.
 *
 * 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.
 *
 * Contact details for copyright holder:
 *
 *     William Chesters <williamc@paneris.org>
 *     http://paneris.org/~williamc
 *     Obrechtstraat 114, 2517VX Den Haag, The Netherlands
 */
package org.melati.poem;

import org.melati.poem.generated.GroupCapabilityBase;

/**
 * A record of a {@link Group}'s ability to perform an action.
 *
 * Melati POEM generated, programmer modifiable stub 
 * for a <code>Persistent</code> <code>GroupCapability</code> object.
 * 
 * <p> 
 * Description: 
 *   A record that users belonging to a given group possess a given 
 *   capability. 
 * </p>
 * 
 * <table> 
 * <caption>
 * Field summary for SQL table <code>GroupCapability</code>
 * </caption>
 * <tr><th>Name</th><th>Type</th><th>Description</th></tr>
 * <tr><td> id </td><td> Integer </td><td> The Table Row Object ID </td></tr> 
 * <tr><td> group </td><td> Group </td><td> The user-group which has the 
 * capability </td></tr> 
 * <tr><td> capability </td><td> Capability </td><td> The capability 
 * </td></tr> 
 * </table> 
 * 
 * See org.melati.poem.prepro.TableDef#generateMainJava
 */
public class GroupCapability extends GroupCapabilityBase {

 /**
  * Constructor 
  * for a <code>Persistent</code> <code>GroupCapability</code> object.
  * <p>
  * Description: 
  *   A record that users belonging to a given group possess a given 
  *   capability. 
  * </p>
  * 
  * See org.melati.poem.prepro.TableDef#generateMainJava
  */
  public GroupCapability() { }

  // programmer's domain-specific code here

 /**
  * Constructor 
  * for a <code>Persistent</code> <code>GroupCapability</code> object.
  * <p>
  * Description: 
  *   A record that users belonging to a given group possess a given 
  *   capability. 
  * </p>
  * 
  * @param group      the {@link Group} 
  * @param capability the {@link Capability} 
  */
  public GroupCapability(Group group, Capability capability) {
    if (group.troid() == null) 
      throw new IllegalArgumentException("Group is still floating without an id");
    if (capability.troid() == null) 
      throw new IllegalArgumentException("Capability is still floating without an id");
    this.group = group.troid();
    this.capability = capability.troid();
  }
}