package com.wy.webtier;
import java.io.File;
import java.io.IOException;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.wy.Dao.NetInformationDao;
import com.wy.Dao.NewsDao;
import com.wy.Dao.TypeDao;
import com.wy.model.NetInforamtion;
import com.wy.model.News;
import com.wy.model.Type;
import com.wy.model.UserInfo;
import com.wy.tools.JDBConnection;
public class NetInformationServlet extends HttpServlet {
private String method = "";
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
method = request.getParameter("method");
if (method.equals("addNetInformation")) { // 添加网站信息
this.addNetInformation(request, response);
}
if (method.equals("addType")) { // 添加网站新闻类别
this.addType(request, response);
}
if (method.equals("addNews")) { // 添加内容
this.addNews(request, response);
}
if (method.equals("cannleNews")) { // 重新建立网站
this.cannleNews(request, response);
}
if (method.equals("deleteNews")) { // 删除新闻
this.deleteNews(request, response);
}
if (method.equals("queryType")) { // 查询新闻类别
this.queryType(request, response);
}
if (method.equals("deleteType")) { // 删除新闻类别
this.deleteType(request, response);
}
if (method.equals("updateType")) { // 修改新闻类别
this.updateType(request, response);
}
if (method.equals("queryNews")) { // 查询新闻内容
this.queryNews(request, response);
}
if (method.equals("updateNews")) { // 修改新闻内容
this.updateNews(request, response);
}
if (method.equals("queryNewsObject")) { // 以ID为编号，实现查询操作
this.queryNewsObject(request, response);
}
if (method.equals("updateNetInformation")) { // 修改网站名称
this.updateNetInformation(request, response);
}
if (method.equals("enterNetInformation")) { // 用户登录后进入网站
this.enterNetInformation(request, response);
}
}
private void enterNetInformation(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
Integer net_id = Integer.valueOf(request.getParameter("net_id"));
Integer sign = Integer.valueOf(request.getParameter("sign"));
request.getSession().setAttribute("maxId", net_id);
request.getSession().setAttribute("sign", sign);
NewsDao newsDao = new NewsDao();
List list = newsDao.queryNewsList(net_id);
request.setAttribute("newsList", list);
request.getRequestDispatcher("net_queryNews.jsp").forward(request,
response);
}
private void updateNetInformation(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
Integer net_id = (Integer) request.getSession().getAttribute("maxId");
String net_individual = request.getParameter("net_individual");
String net_type = request.getParameter("net_type");
NetInforamtion net = new NetInforamtion();
net.setId(net_id);
net.setNet_individual(net_individual);
net.setNet_type(net_type);
NetInformationDao netInformationDao = new NetInformationDao();
netInformationDao.updateNetInformation(net);
String path = request.getParameter("path");
request.getRequestDispatcher(path).forward(request, response);
}
// 以ID为编号，实现查询操作
private void queryNewsObject(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
Integer id = Integer.valueOf(request.getParameter("id"));
String sql = "select * from tb_content where id = " + id + "";
NewsDao newsDao = new NewsDao();
List list = newsDao.queryNewsList(sql);
if (list.size() == 1) {
News news = (News) list.get(0);
request.setAttribute("news", news);
request.getRequestDispatcher("net_updateNews.jsp").forward(request,
response);
}
}
private void updateNews(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
Integer net_id = (Integer) request.getSession().getAttribute("maxId");
NewsDao newsDao = new NewsDao();
News news = new News();
news.setCon_title(request.getParameter("con_title"));
news.setCon_content(request.getParameter("con_content"));
news.setType_name(request.getParameter("type_name"));
news.setCon_time(request.getParameter("con_time"));
news.setId(Integer.valueOf(request.getParameter("id")));
Integer type_id = Integer.valueOf(request.getParameter("type_id"));
news.setType_id(type_id);
TypeDao typeDao = new TypeDao();
news.setType_name(typeDao.queryTypeName(type_id));
newsDao.updateNews2(news);
List list = newsDao.queryNewsList(net_id);
request.setAttribute("newsList", list);
request.getRequestDispatcher("net_queryNews.jsp").forward(request,
response);
}
private void queryNews(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
Integer net_id = (Integer) request.getSession().getAttribute("maxId");
NewsDao newsDao = new NewsDao();
List list = newsDao.queryNewsList(net_id);
if (null != request.getParameter("type_id")) {
Integer type_id = Integer.valueOf(request.getParameter("type_id"));
String sql = "select * from tb_content where net_id = " + net_id
+ " and type_id = " + type_id + "";
list = newsDao.queryNewsList(sql);
}
request.setAttribute("newsList", list);
request.getRequestDispatcher("net_queryNews.jsp").forward(request,
response);
}
// 修改新闻类别
private void updateType(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
Integer net_id = (Integer) request.getSession().getAttribute("maxId");
Integer type_id = Integer.valueOf(request.getParameter("ids"));
String type_name = request.getParameter("type_name");
JDBConnection connection = new JDBConnection();
String sql = "update tb_content set type_id = " + type_id
+ ", type_name = '" + type_name + "' where net_id =" + net_id
+ "";
connection.executeUpdate(sql);
sql = "update tb_type set type_name = '" + type_name + "' where id = "
+ type_id + " and net_id = " + net_id + "";
connection.executeUpdate(sql);
connection.closeConnection();
this.queryType(request, response);
}
// 删除新闻类别
private void deleteType(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
Integer net_id = (Integer) request.getSession().getAttribute("maxId");
Integer type_id = Integer.valueOf(request.getParameter("type_id"));
TypeDao typeDao = new TypeDao();
typeDao.deleteType(type_id, net_id);
this.queryType(request, response);
}
// 查询新闻类别
private void queryType(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
Integer net_id = (Integer) request.getSession().getAttribute("maxId");
TypeDao typeDao = new TypeDao();
request.setAttribute("typlist", typeDao.queryTypeList(net_id));
request.getRequestDispatcher("net_queryType.jsp").forward(request,
response);
}
// 删除新闻
private void deleteNews(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
Integer id = Integer.valueOf(request.getParameter("id"));
NewsDao newsDao = new NewsDao();
newsDao.deleteNews(id);
Integer net_id = (Integer) request.getSession().getAttribute("maxId");
request.setAttribute("newsList", newsDao.queryNewsList(net_id));
request.getRequestDispatcher("net_queryNews.jsp").forward(request,
response);
}
// 重新建议网站
private void cannleNews(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
if (null != request.getSession().getAttribute("maxId")) {
Integ
Java Web 开发典型模块大全（上）
3星 · 超过75%的资源 需积分: 11 194 浏览量
2010-05-27
11:26:42
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收藏 9.01MB RAR 举报 
Java Web 开发典型模块大全（上） （689个子文件） 
VoteServlet.class 12KB NetInformationServlet.class 10KB CreateNewsServlet.class 10KB UserInfoServlet.class 8KB FileXLoad.class 8KB WordXMLModel.class 7KB MyFileServlet.class 7KB MyFileServlet.class 7KB PictureCheckCode.class 6KB WordServlet.class 6KB UserInfoForm.class 6KB WordXMLServlet.class 6KB WordDao.class 5KB PageBar.class 5KB UserInfoAction.class 5KB UserInfoForm.class 5KB VoteLimitFilter.class 5KB PageBar.class 5KB PictureCheckCode.class 5KB TypeDao.class 5KB NewsDao.class 5KB UserInfoServlet.class 4KB PictureCheckCode.class 4KB NetInformationDao.class 4KB UserInfoDao.class 4KB FileOperation.class 4KB PictureCheckCode.class 4KB OptionDao.class 3KB File.class 3KB JDBConnection.class 3KB FileDao.class 3KB FileDao.class 3KB LogXServlet.class 3KB UserXMLModel.class 3KB UserInfoDao.class 3KB LogXServlet.class 3KB UserInfoDao.class 3KB AbleFilter.class 3KB DB.class 3KB DB.class 3KB DB.class 3KB DB.class 3KB JDBConnection.class 3KB AbleFilter.class 3KB AreaDao.class 3KB UserInfoDao.class 3KB JDBConnection.class 3KB JDBConnection.class 2KB UserInfoAction.class 2KB LoginFilter.class 2KB LoginFilter.class 2KB News.class 2KB SubmitFilter.class 2KB SubmitFilter.class 2KB SuperDao.class 2KB Encrypt.class 2KB UserInfo.class 2KB FileBean.class 2KB Temple.class 2KB FileBean.class 2KB Encrypt.class 2KB SubmitFilter.class 2KB StringHandler.class 2KB NetInforamtion.class 2KB UserInfo.class 2KB TempleDao.class 2KB StringHandler.class 2KB VoterDao.class 2KB Parameters.class 2KB Encode.class 2KB StringHandler.class 2KB Encrypt.class 2KB StringHandler.class 1KB UserDao.class 1KB UserInfoTrace.class 1KB InputGoAction.class 1KB IndexServlet.class 1KB UserInfoList.class 1KB CharacterEncodingFilter.class 1KB CharacterEncodingFilter.class 1KB CharacterEncodingFilter.class 1KB CharacterEncodingFilter.class 1KB WordBean.class 1KB Type.class 1KB WordBean.class 1KB StringHandler.class 1KB AreaBean.class 1KB OptionBean.class 1KB CheckOutData.class 1KB UserBean.class 1KB UserBean.class 1KB EncodingListener.class 1015B SelfRequestProcessor.class 924B CurrentlyTime.class 651B UserInfoDaoImp.class 267B UserInfoDaoImp.class 250B style.css 4KB style.css 4KB style.css 4KB style.css 4KB共 689 条
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资源评论
liangbo2008_672011-09-14有示例代码，还有说明，非赏有用，不没有PDF的电子书
稳转2012-11-17只有2-7章，比人家的少，还要资源分，没意思。
