src/com/wgh/action/Student.java

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package com.wgh.action;

import java.util.*;

import javax.servlet.http.*;
import org.apache.struts.action.*;

import antlr.collections.List;

import com.wgh.actionForm.StudentForm;
import com.wgh.actionForm.TaoTiForm;
import com.wgh.dao.StudentDAO;

public class Student extends Action {
	private StudentDAO studentDAO = null;

	public Student() {
		this.studentDAO = new StudentDAO();
	}

	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		String action = request.getParameter("action");
		System.out.println("获取的查询字符串：" + action);
		if ("studentQuery".equals(action)) {
			return studentQuery(mapping, form, request, response);
		} else if ("login".equals(action)) {
			return studentLogin(mapping, form, request, response);
		} else if ("studentAdd".equals(action)) {
			return studentAdd(mapping, form, request, response);
		} else if ("studentDel".equals(action)) {
			return studentDel(mapping, form, request, response);
		} else if ("modifyQuery".equals(action)) {
			return modifyQuery(mapping, form, request, response);
		} else if ("studentModify".equals(action)) {
			return studentModify(mapping, form, request, response);
		}else if("seekPwd1".equals(action)){
			return seekPwd1(mapping,form,request,response);
		}else if("seekPwd2".equals(action)){
			return seekPwd2(mapping,form,request,response);
		}else{
			request.setAttribute("error","您的操作有误！");		//将错误信息保存到error中
			return mapping.findForward("error");				//转到显示错误信息的页面
		}
	}

	// 考生身份验证
	public ActionForward studentLogin(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		StudentForm studentForm = (StudentForm) form;
		int ret = studentDAO.checkStudent(studentForm);
		System.out.print("验证结果ret的值:" + ret);
		if (ret == 2) {
			request.setAttribute("error", "您输入的考生准考证号码或密码错误！");
			return mapping.findForward("error");
		} else {
			HttpSession session = request.getSession();
			session.setAttribute("student", studentForm.getID());
			return mapping.findForward("studentLoginok");
		}