/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package example;

import java.util.*;
import javax.servlet.http.*;
import org.apache.struts.action.*;

public class IndexAction extends GuestbookAction {
    public ActionForward execute(
            ActionMapping mapping,
            ActionForm form,
            HttpServletRequest req,
            HttpServletResponse resp) throws Exception {

        List snapShot;
        
        synchronized (getGuestbook()) {
            snapShot = (List) getGuestbook().clone();
        }
        req.setAttribute("guestbook", snapShot);
        
        return mapping.findForward("success");
    }
}