Java專案：JavaWeb實作網上圖書商城系統

專案編號：BS-SC-010

開發工具：IDEA / ECLIPSE

資料庫：MYSQL5.7

應用服務器：TOMCAT8.5.31

JDK: 1.8

開發技術：JSP/SERVLET/JDBC

前端頁面: css+jquery

本專案主要實作了基于JavaWeb開發而成的一套以圖書為主打商品的網上書店商城系統，系統功能完整，頁面簡潔大方，適合做畢業設計或課程設計使用，

下面展示一下系統的部分功能：

前端頁面展示：

首頁

商城用戶注冊

前臺用戶登陸

添加購物車

結算

查看個人訂單

在線留言功能

后臺管理系統

用戶管理

商品分類管理

商品管理

后臺訂單管理

修改訂單配送狀態

留言管理

新聞管理

以上就是展示的本網上圖書商城系統的部分功能，系統功能完整，頁面簡潔大方，適合做畢業設計或課程設計使用，

部分實作代碼：

package com.hr.manage;

import java.io.IOException;
import java.util.ArrayList;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.hr.dao.EASYBUY_COMMENTDao;
import com.hr.entity.EASYBUY_COMMENT;

public class ChaManage extends HttpServlet {
@Override
protected void service(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
ArrayList<EASYBUY_COMMENT> list = EASYBUY_COMMENTDao.selectAll();
//寄包裹
req.setAttribute("list", list);
//轉發
req.getRequestDispatcher("guestbook.jsp").forward(req,resp);
}
}

package com.hr.manage;

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.hr.dao.EASYBUY_COMMENTDao;

public class DelManage extends HttpServlet {
@Override
protected void service(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("utf-8");
response.setContentType("text/html;charset=utf-8");

int id=Integer.parseInt(request.getParameter("id"));
int num=EASYBUY_COMMENTDao.del(id);
if(num>0){
response.sendRedirect("manage-result.jsp");
//response.getWriter().print("<script>alert('洗掉成功!');history.back();<script>");
}else{
response.getWriter().print("<script>alert('洗掉失敗!');location.href='SelManage'<script>");
}
}
}

package com.hr.manage;

import java.io.IOException;
import java.util.ArrayList;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.hr.dao.EASYBUY_COMMENTDao;
import com.hr.entity.EASYBUY_COMMENT;

public class SelManage extends HttpServlet {
@Override
protected void service(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
//編碼
req.setCharacterEncoding("utf-8");
resp.setContentType("text/html;charset=utf-8");
int page=1; //當前頁數
int pagesize=6;//每頁行數
String spage=req.getParameter("page");
if(spage!=null){ //如果頁面上傳遞了頁數,將當前頁數改變掉
page=Integer.parseInt(spage);

}
//查出總頁數
ArrayList<EASYBUY_COMMENT> list=EASYBUY_COMMENTDao.selPage(page, pagesize);
int max_page=EASYBUY_COMMENTDao.getMax(pagesize);
if(list.size()>0&&max_page>0){
req.setAttribute("list", list);
//把總頁數傳遞給guestbook.jsp 使用
req.setAttribute("max_page", max_page);
//把當前頁數傳遞給guestbook.jsp使用
req.setAttribute("page", page);
// 跳
req.getRequestDispatcher("guestbook.jsp").forward(req,resp);
}else{
resp.getWriter().print("還沒有留言資訊哦！");
}


}

}

package com.hr.manage;

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.hr.dao.EASYBUY_COMMENTDao;
import com.hr.entity.EASYBUY_COMMENT;

public class UpdateManage extends HttpServlet {
@Override
protected void service(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("utf-8");
response.setContentType("text/html;charset=utf-8");

int id=Integer.parseInt(request.getParameter("id"));
EASYBUY_COMMENT comment=EASYBUY_COMMENTDao.selOne(id);
if(comment!=null){
request.setAttribute("list",comment);
request.getRequestDispatcher("guestbook-modify.jsp").forward(request, response);
}else{
response.getWriter().print("<script>alert('查詢失敗！');history.back();</script>");
}
}
}

package com.hr.manage;

import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.hr.dao.EASYBUY_COMMENTDao;
import com.hr.entity.EASYBUY_COMMENT;

public class UpManage extends HttpServlet {
@Override
protected void service(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("utf-8");
response.setContentType("text/html;charset=utf-8");
int id=Integer.parseInt(request.getParameter("orderId"));
String name=request.getParameter("name");
String replyContent=request.getParameter("replyContent");
String Content=request.getParameter("Content");
Date date=new Date();
System.out.println(Content);
SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
String replyTime=sdf.format(date);
EASYBUY_COMMENT comment=new EASYBUY_COMMENT(id,Content,replyTime,replyContent,replyTime,name);

//System.out.println(id+"--"+content+"--"+replyTime+"--"+replyContent+"--"+name);
comment.setEC_ID(id);
int num=EASYBUY_COMMENTDao.update(comment);
if(num>0){
response.sendRedirect("manage-result.jsp");
}else{
response.getWriter().print("<script>alert('更新失敗！');history.back();</script>");
}
}
}