mytaskviewaction.java

该项目采用Struts框架

package com.cattsoft.plan.action;

import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;

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

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.cattsoft.DAOFactory.DAOFactory;
import com.cattsoft.plan.daoImpl.PlanInfo;
import com.cattsoft.vo.Plan;
import com.cattsoft.vo.Task;

public class MyTaskViewAction extends Action {

	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		//判断用户是否选择了任务
		String path = null;
		String t_id = request.getParameter("t_id");
		HttpSession session=request.getSession();
		if(t_id == null || t_id.equals("")){
			path = "queryFailed";
			
			List<Task> list = null;
		
				try {
					list=DAOFactory.getPlanInstance().queryTask((String)session.getAttribute("username"));
				} catch (ClassNotFoundException e) {
					e.printStackTrace();
				} catch (SQLException e) {
					e.printStackTrace();
				}
			
			request.setAttribute("list", list);
			request.setAttribute("error", "请选择一个任务！");
		}else{
			//得到任务id
			int tId = Integer.parseInt(t_id);
			//根据任务id查询任务详细信息
			List<Task> list1 = new ArrayList<Task>();
			
				try {
					list1 = DAOFactory.getPlanInstance().queryTask(tId);
				} catch (ClassNotFoundException e1) {
					e1.printStackTrace();
				} catch (SQLException e1) {
					e1.printStackTrace();
				}
		
			//根据任务id查询计划信息
			List<Plan> list2 = new ArrayList<Plan>();
			try {
					list2 =DAOFactory.getPlanInstance().query(tId);
				} catch (ClassNotFoundException e) {
					e.printStackTrace();
				} catch (SQLException e) {
					e.printStackTrace();
				}
			request.setAttribute("tId", t_id);
			request.setAttribute("list1", list1);
			request.setAttribute("list2", list2);
			path = "querySuccessed2";
		}		
		return mapping.findForward(path);
	}
}