peopleaction.java

无论是web程序还是应用程序

package com.action;

import org.apache.struts.action.*;
import javax.servlet.http.*;
import com.dao.PeopleDao;
import java.util.List;

public class PeopleAction extends Action {
    private PeopleDao dao = null;
    public ActionForward execute(ActionMapping mapping, ActionForm form,
                                 HttpServletRequest request,
                                 HttpServletResponse response) {
        dao = new PeopleDao();
        List list = dao.selectPeople();
        int pageNumber = list.size(); //计算出有多少条记录
        int maxPage = pageNumber; //计算有多少页数
        String number = request.getParameter("i");
        if (maxPage % 10 == 0) {
            maxPage = maxPage / 10;
        } else {
            maxPage = maxPage / 10 + 1;
        }
        if (number == null) {
            number = "0";
        }
        request.setAttribute("number", String.valueOf(number));
        request.setAttribute("maxPage", String.valueOf(maxPage));
        request.setAttribute("pageNumber", String.valueOf(pageNumber));
        request.setAttribute("list", list);

        return mapping.findForward("peopleAction");
    }
}