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package com.action;

import java.io.IOException;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import com.actionForm.ReaderTypeForm;

import com.dao.ReaderTypeDAO;

public class ReaderType extends HttpServlet {

private ReaderTypeDAO readerTypeDAO = null;

public ReaderType() {

this.readerTypeDAO = new ReaderTypeDAO();

}

public void doGet(HttpServletRequest request, HttpServletResponse response)

throws ServletException, IOException {

String action = request.getParameter("action");

System.out.println("\nreaderType*********************action=" + action);

if (action == null || "".equals(action)) {

request.setAttribute("error", "您的操作有误！");

request.getRequestDispatcher("error.jsp")

.forward(request, response);

} else if ("readerTypeAdd".equals(action)) {

readerTypeAdd(request, response);

} else if ("readerTypeQuery".equals(action)) {

readerTypeQuery(request, response);

} else if ("readerTypeModifyQuery".equals(action)) {

readerTypeModifyQuery(request, response);

} else if ("readerTypeModify".equals(action)) {

readerTypeModify(request, response);

} else if ("readerTypeDel".equals(action)) {

readerTypeDel(request, response);

}

}

/***********************

* 添加读者类型信息

*

* @throws IOException

* @throws ServletException

* *

*************************/

private void readerTypeAdd(HttpServletRequest request,

HttpServletResponse response) throws ServletException, IOException {

ReaderTypeForm readerTypeForm = new ReaderTypeForm();

System.out.println("servlet:" + request.getParameter("name"));

readerTypeForm.setName(request.getParameter("name"));

readerTypeForm.setNumber(Integer.parseInt(request

.getParameter("number")));

int a = readerTypeDAO.insert(readerTypeForm);

if (a == 0) {

request.setAttribute("error", "读者类型信息添加失败！");

request.getRequestDispatcher("error.jsp")

.forward(request, response);

} else if (a == 2) {

request.setAttribute("error", "该读者类型信息已经添加！");

request.getRequestDispatcher("error.jsp")

.forward(request, response);

} else {

request.getRequestDispatcher("readerType_ok.jsp?para=1").forward(

request, response);

}

}

/***********************

* 查询全部读者类型信息

*

* @throws IOException

* @throws ServletException

* *

*************************/

private void readerTypeQuery(HttpServletRequest request,

HttpServletResponse response) throws ServletException, IOException {

String str = null;

request.setAttribute("readerType", readerTypeDAO.query(str));

request.getRequestDispatcher("readerType.jsp").forward(request,

response);

}

/***********************

* 查询修改读者类型信息

*

* @throws IOException

* @throws ServletException

* *

*************************/

private void readerTypeModifyQuery(HttpServletRequest request,

HttpServletResponse response) throws ServletException, IOException {

ReaderTypeForm readerTypeForm = new ReaderTypeForm();

readerTypeForm.setId(Integer.valueOf(request.getParameter("ID")));

request.setAttribute("readerTypeQueryif", readerTypeDAO

.queryM(readerTypeForm));

request.getRequestDispatcher("readerType_Modify.jsp").forward(request,

response);

}

/***********************

* 修改读者类型信息

*

* @throws IOException

* @throws ServletException

* *

*************************/

private void readerTypeModify(HttpServletRequest request,

HttpServletResponse response) throws ServletException, IOException {

ReaderTypeForm readerTypeForm = new ReaderTypeForm();

readerTypeForm.setId(Integer.parseInt(request.getParameter("id")));

readerTypeForm.setName(request.getParameter("name"));

readerTypeForm.setNumber(Integer.parseInt(request

.getParameter("number")));

int ret = readerTypeDAO.update(readerTypeForm);

if (ret == 0) {

request.setAttribute("error", "修改读者类型信息失败！");

request.getRequestDispatcher("error.jsp")

.forward(request, response);

} else {

request.getRequestDispatcher("readerType_ok.jsp?para=2").forward(

request, response);

}

}

/***********************

* 删除读者类型信息

*

* @throws IOException

* @throws ServletException

* *

*************************/

private void readerTypeDel(HttpServletRequest request,

HttpServletResponse response) throws ServletException, IOException {

ReaderTypeForm readerTypeForm = new ReaderTypeForm();

readerTypeForm.setId(Integer.valueOf(request.getParameter("ID")));

int ret = readerTypeDAO.delete(readerTypeForm);

if (ret == 0) {

request.setAttribute("error", "删除读者类型信息失败！");

request.getRequestDispatcher("error.jsp")

.forward(request, response);

} else {

request.getRequestDispatcher("readerType_ok.jsp?para=3").forward(

request, response);

}

}

public void doPost(HttpServletRequest request, HttpServletResponse response)

throws ServletException, IOException {

doGet(request, response);

}

}