/**

  * Back 2 Browser Bytecode Translator

  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

  *

  * This program is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, version 2 of the License.

  *

  * 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.

  *

  * You should have received a copy of the GNU General Public License

  * along with this program. Look for COPYING file in the top folder.

  * If not, see http://opensource.org/licenses/GPL-2.0.

  */

 package org.apidesign.bck2brwsr.demo.calc;

 import org.apidesign.bck2brwsr.htmlpage.api.ComputedProperty;

 import org.apidesign.bck2brwsr.htmlpage.api.Model;

 import org.apidesign.bck2brwsr.htmlpage.api.OnFunction;

 import org.apidesign.bck2brwsr.htmlpage.api.Property;

 /**

  *

  * @author Jaroslav Tulach <jtulach@netbeans.org>

  */

 @Model(className = "History", properties = {

     @Property(name = "value", type = double.class),

     @Property(name = "operation", type = String.class)

 })

 public class HistoryImpl {

     @ComputedProperty

     static String resultOf(String operation) {

         return "result of " + operation;

     }

     @OnFunction

     static void twice(History data) {

         data.setValue(2.0 * data.getValue());

     }

 }