showlistaction.java

来自「程序构架基于：运用JSP+Struts+JSTL技术的MVC架构」· Java 代码 · 共 48 行

/**
 *  作者: 佟劲纬   创建日期: 2006-1-14
 *	
 *	QQ: 532443423 Email: [e-mail]
 */
package com.tjw.guestbook.action;

import java.util.*;

import javax.servlet.http.*;

import org.apache.struts.action.*;

import com.tjw.guestbook.framework.*;
import com.tjw.guestbook.framework.util.*;
import com.tjw.guestbook.model.*;

/**
 * 
 */
public class ShowListAction extends BaseAction {

	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {

		GuestBookManagerBean gbmanager = (GuestBookManagerBean) getAppObject("gbmanager");

		List itemList = gbmanager.getItemList();
		request.setAttribute("itemList", itemList);
		
		String pn = request.getParameter("pn");
		if(pn == null) {
			pn = "0";
		}
		int page = Integer.parseInt(pn);
		
		PagesBean pages = new PagesBean();

		pages.setEveryPage(10);
		pages.setTotalItem(itemList.size());
		pages.setCurrentPage(page);
		
		request.setAttribute("pages", pages);
		return mapping.findForward(IConstants.SHOWLIST_KEY);
	}
}