/*
 * $Id: PrepareBeanAction.java,v 1.1 2012/08/13 15:32:14 cvsuser Exp $
 *
 * 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 examples.bean;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

/**
 * Perform any tasks and setup any data that
 * must be prepared before the form is displayed.
 *
 * @version $Rev: 471754 $ $Date: 2012/08/13 15:32:14 $
 */
public class PrepareBeanAction extends Action {

    // ------------------------------------------------------------ Constructors

    /**
     * Constructor for PrepareBeanAction.
     */
    public PrepareBeanAction() {
        super();
    }

    // ---------------------------------------------------------- Action Methods

    /**
     * Process the request and return an <code>ActionForward</code> instance
     * describing where and how control should be forwarded, or
     * <code>null</code>if the response has already been completed.
     *
     * @param mapping The ActionMapping used to select this instance
     * @param form The optional ActionForm bean for this request (if any)
     * @param request The HTTP request we are processing
     * @param response The HTTP response we are creating
     *
     * @exception Exception if an exception occurs
     *
     * @return the ActionForward to forward control to
     */
    public ActionForward execute(
        ActionMapping mapping,
        ActionForm form,
        HttpServletRequest request,
        HttpServletResponse response)
        throws Exception {

        // Set-up an example bean
        ExampleBean example = new ExampleBean();
        example.getList().add("List entry #1");
        example.getList().add("List entry #2");
        example.getList().add("List entry #3");
        example.getList().add("List entry #4");

        // Add a nested bean
        example.setNested(new NestedBean());

        // Place the example bean in the request scope
        request.setAttribute("example", example);

        // Forward to the test page
        return mapping.findForward("success");
    }

}
