delpassengeraction.java

eclipse java/jsp 航空管理系统

/*
 * @(#)AddPassenger.java 1.0 2005/04/16   
 * <p>copyright:    Copyright 东软 国际合作事业部版权所有</p>
 * <p>company:      neusoft</p>
 * <p>time:         2005.04.16</p>
 */
package jiasir.action;

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 zhangchunliang.model.AppMode;
import jiasir.form.Passenger;
import jiasir.model.DelPassengerModel;

/**
 * 处理删除违禁品信息的Action
 * @author    王嘉   
 * @version   1.0， 2005/04/16 
 */
public class DelPassengerAction extends Action {
    /**
     * 返回执行操作后的跳转
     * @param mapping         
     * @param form       
     * @return
     */    
    public ActionForward execute(ActionMapping mapping, 
            ActionForm form, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        /**
         * 权限
         * @param userDeleteGrant  对表进行删除操作的权限
         */
    	
    	
		if(!AppMode.getAppMode()){
			System.out.println("Application is terminated...");
			return mapping.findForward("appInfo");
		}
    	
        String userDeleteGrant = (String) request.getSession().getAttribute(
        "userDeleteGrant");
        String flightTicket = null;
        flightTicket = request.getParameter("flightTicket");
        /** Form对象实例化 */
        Passenger delPassenger = (Passenger)form;
        if(flightTicket != null && userDeleteGrant=="Y"){
            /** Model对象实例化 */
            DelPassengerModel delPassengerModel = new DelPassengerModel();
            /** Model属性初始化 */
            delPassengerModel.flightTicket = delPassenger.getFlightTicket();
            /** 临时变量保存返回值 */
            int forward;
        
            /** 取得返回值 */
            forward = delPassengerModel.executeSQL(delPassenger);
            /** 
             * 根据返回值返回不同的ActionForward
             * 1 成功
             * 8 错误 没有配置MySQL数据库驱动
             * 9 错误 SQL语句错误
             */
            if(forward == 1) {
                return mapping.findForward("success");
            } else if(forward == 8) {
                return mapping.findForward("driverError");
            } else if(forward == 9) {
                return mapping.findForward("sqlError");
            } else {
                return mapping.findForward("error");
            }
        } else if(flightTicket!=null && userDeleteGrant=="N"){
            return mapping.findForward("filter");
        }
        return mapping.findForward("choose");
    }
}