numberguess.java

webwork source

/*
 * ====================================================================
 *
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 1999 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
 *
 * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
 *    from this software without prior written permission. For written
 *    permission, please contact [e-mail].
 *
 * 5. Products derived from this software may not be called "Apache"
 *    nor may "Apache" appear in their names without prior written
 *    permission of the Apache Group.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 *
 */
/*
 * Originally written by Jason Hunter, http://www.servlets.com.
 * Adapted for WW by Matt Baldree, mailto:[e-mail]
 */
package webwork.examples;

import webwork.action.ActionSupport;
import webwork.action.SessionAware;
import webwork.action.PrepareAction;

import java.util.*;

public class NumberGuess extends ActionSupport
      implements SessionAware, PrepareAction
{
   NumberGuessBean bean;
   Map session;
   static String GUESSES_KEY = "numberguess.key";

   public NumberGuess()
   {
   }

   public NumberGuessBean getGuessBean()
   {
      return bean;
   }

   public void setGuess(String guess)
   {
      if (bean != null) {
         bean.setGuess(guess);
      }
   }

   public void setBegin(String begin)
   {
      if (bean != null) {
         bean.reset();
      }
   }

   // Public --------------------------------------------------------
   public void setSession(Map session)
   {
      this.session = session;
   }

   public void prepare()
         throws Exception
   {
      bean = (NumberGuessBean) session.get(GUESSES_KEY);
      if (bean == null) {
         bean = new NumberGuessBean();
         session.put(GUESSES_KEY, bean);
      }
   }

   // Protected -----------------------------------------------------
   protected String doExecute()
         throws Exception
   {
      session.put(GUESSES_KEY, bean);
      return SUCCESS;
   }
}