getitemdetailaction.java

《基于Eclipse的开源框架技术与实战》[第5章]随书源码

package com.free.struts.storefront.catalog;

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

import com.free.struts.storefront.catalog.view.ItemDetailView;
import com.free.struts.storefront.framework.StorefrontBaseAction;
import com.free.struts.storefront.framework.UserContainer;
import com.free.struts.storefront.framework.exceptions.BaseException;
import com.free.struts.storefront.framework.util.IConstants;
import com.free.struts.storefront.service.IStorefrontService;

/**
 * <p>Title: Eclipse Plugin Development</p>
 * <p>Description: Free download</p>
 * <p>Copyright: Copyright (c) 2006</p>
 * <p>Company: Free</p>
 * @author gan.shu.man
 * @version 1.0
 */

public class GetItemDetailAction extends StorefrontBaseAction {
  public ActionForward execute( ActionMapping mapping,
                                ActionForm form,
                                HttpServletRequest request,
                                HttpServletResponse response )
   throws Exception {
    // Get the primary key of the item from the request
    String itemId = request.getParameter( IConstants.ID_KEY );

    // Call the storefront service and ask it for an ItemView for the item
    IStorefrontService serviceImpl = getStorefrontService();

    ItemDetailView itemDetailView = serviceImpl.getItemDetailView( itemId );

    // Set the returned ItemView into the Dynamic Action Form
    // The parameter name 'view' is what is defined in the struts-config
    ((DynaActionForm)form).set("view", itemDetailView);

    //String userName = ((DynaActionForm)form).get( "username" );
    //((DynaActionForm)form).set( "password", password );


    // Return the ActionForward that is defined for the success condition
    return mapping.findForward( IConstants.SUCCESS_KEY );
  }
}