xpg-xml-commits

[G?nther B. <br...@us...>]

Update of /cvsroot/xpg-xml/edu/iicm/xpg/transitions/simple
In directory usw-pr-cvs1:/tmp/cvs-serv19944/transitions/simple

Added Files:
	StoreListItemTransition.java 
Log Message:
new transitions for CV example


--- NEW FILE: StoreListItemTransition.java ---
/***********************************************************************
 * @(#)$RCSfile: StoreListItemTransition.java,v $   $Revision: 1.1 $ $Date: 2002/05/06 06:38:28 $
 *
 * Copyright (c) 2001 IICM, Graz University of Technology
 * Schiesstattgasse 4a, A-8010 Graz, Austria.
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License (LGPL)
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 * 
 * 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.
 * 
 * You should have received a copy of the GNU Lesser General Public 
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 
 * 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 ***********************************************************************/


package edu.iicm.xpg.transitions.simple;

import edu.iicm.xpg.statemachine.Transition;
import edu.iicm.xpg.statemachine.State;
import edu.iicm.xpg.statemachine.StateMachine;
import edu.iicm.xpg.statemachine.Input;
import edu.iicm.xpg.statemachine.XMLElement;
import edu.iicm.xpg.statemachine.DataObject;

import java.util.Vector;


//----------------------------------------------------------------------
/**
 * @author Klaus Schmaranz
 * @author Guenther Brand
 * @version $Revision: 1.1 $
 */

public class StoreListItemTransition implements Transition
{
//----------------------------------------------------------------------
/**
 * @param input the input that triggered this transition
 * @param from_state the start state for this transition
 * @param to_state the destination state for this transition
 * @param machine the state machine that this transition belongs to
 * @param data user defined data
 * @return 
 * @exception Exception whatever an implementation can throw
 */

  public String transitionTriggered(Input input,State from_state,State to_state,
                                    StateMachine machine,DataObject data)
    throws Exception
  {
    XMLElement new_item = (XMLElement)data.getXMLElement();
    String value = new_item.getValue();
    String caption = new_item.getAttributes().getType("caption");
    Vector list_items = (Vector)data.getObject("list items");
    String[] list_item = new String[]{ caption, value };

    if (list_items == null)
    {
      list_items = new Vector();
      list_items.add(list_item);
      data.putObject("list items", list_items);
      return(null);
    }

    list_items.add(list_item);
    return(null);
  }

}