shangproaction.java

采用struts+hibernet+javabean+jsp 些得shop购物网站,此系本人原创.

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.hnzt.struts.action;

import java.util.ArrayList;
import java.util.List;

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;

import com.hnzt.dao.Dao;

/** 
 * MyEclipse Struts
 * Creation date: 08-04-2007
 * 
 * XDoclet definition:
 * @struts.action validate="true"
 * @struts.action-forward name="success" path="/meuser/shangpro.jsp"
 */
public class ShangproAction extends Action {
	/*
	 * Generated Methods
	 */

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {

		Dao dao = new Dao();
		
		int intPageSize = 15;	//每页显示数
		int intPageCount;	//总页数
		int intRowCount = 0;	//记录总数
		int intPage; //待显示页码
		String strPage = request.getParameter("page");	//待显页码
		
//		调整待显页码
		if(strPage==null){	//表明在QueryString中没有page这一个参数，此时显示第一页数据
			intPage = 1;
		}
		else{	//将字符串转换成整型
			intPage = java.lang.Integer.parseInt(strPage);
			//if(intPage<1) intPage = 1;
		}

		//设置分页起始点
		int startPage = (intPage-1)*intPageSize;
		
		List rsall = new ArrayList();
		
		rsall = dao.showdbid("Product", "ishow", "1");
		
		if(rsall!=null)
		{
		//记录总数
		intRowCount = rsall.size();
		}
		//记算总页数
		intPageCount = (intRowCount+intPageSize-1) / intPageSize;
		
		/*进行选择操作*/
		List pro = new ArrayList();
		pro = dao.shangdb("Product", startPage, intPageSize);
		
		request.setAttribute("product",pro);
		
		request.setAttribute("usert",rsall);

		/*将int参数转换成对象*/
		Integer IPC=new Integer(intPageCount);
		Integer IP=new Integer(intPage);

		//将参数放入request
		request.setAttribute("PageCount",IPC);
		request.setAttribute("Pages",IP);
	
		/*页面流转*/
		return mapping.findForward("success");
	}
}