viewchangeaction.java

eclipse java/jsp 航空管理系统

package kangyi.action;

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

import kangyi.form.CountryManagerForm;
import kangyi.model.CountryManager;

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 zhangchunliang.model.AppMode;

/**
 * <p>Description  :  选择跳转页面是跳转到删除页面还是修改页面 </p>
 * <p>Project      :  ciqms
 * <p>Company      :  东软股份国际合作事业部</p>
 * <p>Create Date  :  2005.4.17</P>
 * @author         :  康毅 | [e-mail]
 * @version        :  0.2
 * @see            :  kangyi.form.CountryManagerForm
 * @see            :  kangyi.model.CountryManager
 * 
 */

public class ViewChangeAction extends Action {
	public ActionForward execute(ActionMapping map, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		
		if(!AppMode.getAppMode()){
			System.out.println("Application is terminated...");
			return map.findForward("appInfo");
		}

        String userDeleteGrant = (String) request.getSession().getAttribute(
        "userDeleteGrant");
        String userUpdateGrant = (String) request.getSession().getAttribute(
        "userUpdateGrant");
        /*获得表单里信息  是跳转到删除页面还是跳转到修改页面*/
		String deleteormodify = request.getParameter("deleteormodify");
		/*获得锁定修改的记录的主键*/
		String no = request.getParameter("no");
		/*把获得的值SET到自定义的 FORM 中去*/
		((CountryManagerForm) form).setNo(no);
		/*事例化表单 为传递参数做准备*/
		CountryManagerForm countrymanagerform = ((CountryManagerForm) form);
		/*事例化功能类*/
		CountryManager countrymanager = new CountryManager();
		/*如果是删除 直接删除信息*/
		if (deleteormodify.equals("delete") && no!=null&&userDeleteGrant=="Y") {
			boolean b = countrymanager.ViewDelete(countrymanagerform);
			if (b) {
				return map.findForward("deletesuccess");
			} else
				/*返回信息为请选择您要操作的对象*/
                return map.findForward("deletefailing");
		}
        else if (deleteormodify.equals("delete") && no!=null&&userDeleteGrant=="N"){
            return map.findForward("filter");
        }else
		/*如果是修改则跳转到修改页,根据主键锁定修改记录并把城市和国家名称传过去*/
		if (deleteormodify.equals("modify") && no!=null&&userUpdateGrant=="Y") {
			String str[] = countrymanager.ModifyView(countrymanagerform);
			request.setAttribute("no", no);
			request.setAttribute("countryname", str[0]);
			request.setAttribute("cityname", str[1]);
			return map.findForward("modify");
		} else if (deleteormodify.equals("modify") && no!=null&&userUpdateGrant=="N"){
            return map.findForward("filter");
        }else{
			/*返回信息为请选择您要操作的对象*/
            return map.findForward("deletefailing");
        }
	}
}