• 开发进度——7

    index.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<iframe src = "left1.jsp" width = "150" height = "300" scrolling="no" frameborder="0" marginheight="90"></iframe>
<iframe  src="" name="name" id = "name" width = "800" height = "300" frameborder="1" ></iframe>
</body> 
</html>

    left1.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
     <%@page import="java.*" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta charset="UTF-8">
<title>首页</title>
<style>
div{
text-align:center;
margin: 0;
    padding: 0;
    font-size: 40px;
    font-family: "Microsoft Yahei", Verdana, Arial, Helvetica, sans-serif
}
h1{
font-size:130%;
}
h2{
font-size:80%;
}
</style>
</head>
<body>
<h1>功能页</h1>
<h2><a href="add.jsp" target="name">信息添加</a></h2>
<h2><a href="list.jsp" target="name">记账本修改</a></h2>
<h2><a href="accountServlet?method=list1" target="name">记账本删除</a></h2>
<h2><a href="find.jsp" target="name">记账本查找</a></h2>
</body>
</html>

    add.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>添加界面</title>

</head>
<body>
    <%
         Object message = request.getAttribute("message");
         if(message!=null && !"".equals(message)){
     
    %>
         <script type="text/javascript">
              alert("<%=request.getAttribute("message")%>");
         </script>
    <%} %>
    <div align="center">
        <h1 style="color: black;">信息录入</h1>
        <a href="index.jsp">返回主页</a>
        <form action="${pageContext.request.contextPath}/accountServlet?method=add" method="post" onsubmit="return check()">
            <div class="a">
                消费人<input type="text" id="name" name="name"/>
            </div>
            <div class="a">
                消费金额<input type="text" id="number" name="number" />
            </div>
            <div class="a">
                备注<input type="text" id="remark" name="remark" />
            </div>
            <div class="a">
                <button type="submit" class="b">保&nbsp;&nbsp;&nbsp;存</button>
            </div>
        </form>
    </div>
</body>
</html>

    chuli.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
      pageEncoding="UTF-8"%>
      <%@page import="java.util.List" %>
      <%@page import="com.bean.*" %>
      <%@page import="com.dao.*" %>
      <%@page import="java.sql.Timestamp" %>
      <%@page import="java.text.SimpleDateFormat" %>
      <%@page import="java.util.Date" %>
      <%@page import="java.util.ArrayList" %>
      <%@page import="java.util.regex.Matcher" %>
      <%@page import="java.util.regex.Pattern" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>登录界面</title>
    <style type="text/css">
div{
text-align:center;
margin: 0;
    padding: 0;
    font-size: 40px;
    font-family: "Microsoft Yahei", Verdana, Arial, Helvetica, sans-serif
}
h1{
font-size:130%;
}
h2{
font-size:80%;
}
.input{
font-size: 20px;
}
</style>
</head>
<body>
<table width = "400" border ="0" height = "300" align = "center" cellpading ="0" style = "font-size:30px;color:#FFFFF;front-weight:bold">
<Tr height = "50" ><td>&nbsp;</td></Tr>
<tr>
   <td height = "200"><table width = "98%" border ="0" align = "center" cellpading = "0">
   <form name = "form1"  action = "Updatejibenservlet" method = "post">
  <tr>
   <h1>欢迎使用本系统</h1>
  </tr>
  <tr>
    <table border="1" align = "center" style = "font-size:30px;color:#FFFFF;front-weight:bold">
  
      <tr>
          <td>姓名</td>
          <td>花费金额</td>
          <td>备注</td>
          <td>时间</td>
      </tr>
  <%
      request.setCharacterEncoding("UTF-8");
    String name=request.getParameter("name");
      accountbook c=null;
      int a=0;
      List<accountbook> beans = accountdao.list();
      for(int i=0;i<beans.size();i++)
      {
          c=beans.get(i);
          if(c.getName().equals(name))
          {
  %>
            <tr>
              <td><input type="text" name="name" size="10" maxlength="10" class="input" value="<%=c.getName() %>"></td>
              <td><input type="text" name="banji" size="10" maxlength="10" class="input" value="<%=c.getNumber() %>"></td>
              <td><input type="text" name="sex" size="10" maxlength="10" class="input" value="<%=c.getRemark() %>"></td>
              <td><input type="text" name="age" size="10" maxlength="30" class="input" value="<%=c.getTime() %>"></td>
          </tr>
        <% }
    }
  %>
  </tr>
  <tr>
  <td><a href="index.jsp">返回</a></td>
  </tr>
 </form>
 </table>
 </td>
 </tr>
</table>
</body>
</html>

    delete.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
         Object message = request.getAttribute("message");
         if(message!=null && !"".equals(message)){
     
    %>
         <script type="text/javascript">
              alert("<%=request.getAttribute("message")%>");
         </script>
    <%} %>
    <div align="center">
        <h1 style="color: black;">记账本信息</h1>
        <a href="index.jsp">返回主页</a>
        <table border="1" class="tb">
            <tr>
                <td>id</td>
                <td>姓名</td>
                <td>花费金额</td>
                <td>备注</td>
                <td>时间</td>
                <td align="center" colspan="2">操作</td>
            </tr>
            <c:forEach items="${account}" var="item">
                <tr>
                    <td>${item.id}</td>
                    <td>${item.name}</td>
                    <td>${item.number}</td>
                    <td>${item.remark}</td>
                    <td>${item.time}</td>
                    <td><a href="accountServlet?method=delete&id=${item.id}">删除</a></td>
                </tr>
            </c:forEach>
        </table>
    </div>
</body>
</html>

    find.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
      pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>登录界面</title>
</head>
<body>
<table width = "400" border ="0" height = "300" align = "center" cellpading ="0" style = "font-size:12px;color:#FFFFF;front-weight:bold">
<Tr height = "50" ><td>&nbsp;</td></Tr>
<tr>
   <td height = "200"><table width = "98%" border ="0" align = "center" cellpading = "0">
   <form name = "form1"  action = "chuli.jsp" method = "post">
<tr>
<td>请输入要查找的姓名:</td><td><input type="text" name="name" /></td>
</tr>
<tr>
<td><input name = "login" type = "submit" id = "login" value = "提交" class = "button"></td>
</tr>
 </form>
 </table>
 </td>
 </tr>
</table>
</html>

    list.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
          <%@page import="java.util.List" %>
      <%@page import="com.bean.*" %>
      <%@page import="com.dao.*" %>
      <%@page import="java.sql.Timestamp" %>
      <%@page import="java.text.SimpleDateFormat" %>
      <%@page import="java.util.Date" %>
      <%@page import="java.util.ArrayList" %>
      <%@page import="java.util.regex.Matcher" %>
      <%@page import="java.util.regex.Pattern" %>
    <%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
         Object message = request.getAttribute("message");
         if(message!=null && !"".equals(message)){
     
    %>
         <script type="text/javascript">
              alert("<%=request.getAttribute("message")%>");
         </script>
    <%} %>
    <div align="center">
        <h1 style="color: black;">记账本信息</h1>
        <a href="index.jsp">返回主页</a>
        <table border="1" class="tb">
            <tr>
                <td>id</td>
                <td>姓名</td>
                <td>花费金额</td>
                <td>备注</td>
                <td>时间</td>
                <td align="center" colspan="2">操作</td>
            </tr>
              <%
      request.setCharacterEncoding("UTF-8");
      accountbook c=null;
      int a=0;
      List<accountbook> beans = accountdao.list();
      for(int i=0;i<beans.size();i++)
      {
          c=beans.get(i);
  %>
            <tr>
              <td><input type="text" name="id" size="10" maxlength="10" class="input" value="<%=c.getId() %>"></td>
              <td><input type="text" name="name" size="10" maxlength="10" class="input" value="<%=c.getName() %>"></td>
              <td><input type="text" name="number" size="10" maxlength="10" class="input" value="<%=c.getNumber() %>"></td>
              <td><input type="text" name="remark" size="10" maxlength="10" class="input" value="<%=c.getRemark() %>"></td>
              <td><input type="text" name="time" size="10" maxlength="10" class="input" value="<%=c.getTime() %>"></td>
              <script type="text/javascript">
              var name1 = document.getElementById("name").value;
              var number = document.getElementById("number");
              var remark = document.getElementById("remark");
              var time = document.getElementById("time");
              </script>
              <td><a href="accountServlet?method=update&id=<%=c.getId() %>">修改</a></td>
          </tr>
        <% 
    }

  %>
        </table>
    </div>
</body>
</html>

    list1.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
         Object message = request.getAttribute("message");
         if(message!=null && !"".equals(message)){
     
    %>
         <script type="text/javascript">
              alert("<%=request.getAttribute("message")%>");
         </script>
    <%} %>
    <div align="center">
        <h1 style="color: black;">课程信息列表</h1>
        <a href="index.jsp">返回主页</a>
        <table border="1" class="tb">
            <tr>
                <td>id</td>
                <td>姓名</td>
                <td>花费金额</td>
                <td>备注</td>
                <td>时间</td>
                <td align="center" colspan="2">操作</td>
            </tr>
            <c:forEach items="${account}" var="item">
                <tr>
                    <td>${item.id}</td>
                    <td>${item.name}</td>
                    <td>${item.number}</td>
                    <td>${item.remark}</td>
                    <td>${item.time}</td>
                    <td><a href="accountServlet?method=update&id=${item.id}">修改</a></td>
                </tr>
            </c:forEach>
        </table>
    </div>
</body>
</html>

    update.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
          <%@page import="java.util.List" %>
      <%@page import="com.bean.*" %>
      <%@page import="com.dao.*" %>
      <%@page import="java.sql.Timestamp" %>
      <%@page import="java.text.SimpleDateFormat" %>
      <%@page import="java.util.Date" %>
      <%@page import="java.util.ArrayList" %>
      <%@page import="java.util.regex.Matcher" %>
      <%@page import="java.util.regex.Pattern" %>
    <%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<form name = "form2"  action = "updateServlet" method = "post">
<%
         Object message = request.getAttribute("message");
         if(message!=null && !"".equals(message)){
     
    %>
         <script type="text/javascript">
              alert("<%=request.getAttribute("message")%>");
         </script>
    <%} %>
    <div align="center">
        <h1 style="color: black;">记账本信息</h1>
        <a href="index.jsp">返回主页</a>
        <table border="1" class="tb">
            <tr>
                <td>id</td>
                <td>姓名</td>
                <td>花费金额</td>
                <td>备注</td>
                <td align="center" colspan="2">操作</td>
            </tr>
      <tr>
      <td><input type="text" name="ID" size="10" maxlength="10" class="input" ></td>
              <td><input type="text" name="NAME" size="10" maxlength="10" class="input" ></td>
              <td><input type="text" name="NUMBER" size="10" maxlength="10" class="input" ></td>
              <td><input type="text" name="REMARK" size="10" maxlength="10" class="input" ></td>
              <td><input name = "login" type = "submit" id = "login" value = "保存" class = "button"></td>
          </tr>
          

        </table>
    </div>
    </form>
</body>
</html>

    com.util.DBUtil.java

    package com.util;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
public class DBUtil {
    public static String db_url = "jdbc:mysql://localhost:3306/sqltestdb?useUnicode=true&characterEncoding=UTF-8";
    public static String db_user = "root";
    public static String db_password = "751208";

    public static Connection getConn() {
        Connection conn = null;
        try {
            Class.forName("com.mysql.jdbc.Driver");
            conn = DriverManager.getConnection(db_url, db_user, db_password);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return conn;
    }
    
    public static void close(Statement state, Connection conn) {
        if(state!=null) {
            try {
                state.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
        if(conn!=null) {
            try {
                conn.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }
    
    public static void close(ResultSet rs, Statement state, Connection conn) {
        if(rs!=null) {
            try {
                rs.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
        if(state!=null) {
            try {
                state.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
        if(conn!=null) {
            try {
                conn.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }
}

    com.servlet.accountServlet

    package com.servlet;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.swing.JOptionPane;
import java.sql.Timestamp;
import java.util.Date;
import java.util.List;

import com.bean.*;
import com.dao.*;
import com.util.DBUtil;

@WebServlet("/accountServlet")
public class accountServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public accountServlet() {
        super();
        // TODO Auto-generated constructor stub
    }

    /**
     * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        
        request.setCharacterEncoding("UTF-8");
        
        String method = request.getParameter("method");
        if(method.equals("add"))
        {
            add(request,response);
        }else if (method.equals("list")) {
            list(request,response);
        }else if(method.equals("update"))
        {
            update(request,response);
        }else if(method.equals("delete"))
        {
            delete(request,response);
        }else if (method.equals("list1")) {
            list1(request,response);
        }
        else if (method.equals("amend")) {
            list1(request,response);
        }
        
    }
    private void amend(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException 
    {
        request.setCharacterEncoding("UTF-8");
        int id = Integer.parseInt(request.getParameter("ID"));
        String name = request.getParameter("NAME");
        String number = request.getParameter("NUMER");
        String remark = request.getParameter("REMAEK");
        Date date = new Date();
        Timestamp timeStamp = new Timestamp(date.getTime());
        int n=0;
        accountdao dao=new accountdao();
        try {
            n=dao.update(id, name, number, timeStamp, remark);
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        if(n!=0)
        {
            request.setAttribute("message", "修改成功");
            request.getRequestDispatcher("update.jsp").forward(request,response);
        }else {
            request.setAttribute("message", "修改失败");
            request.getRequestDispatcher("update.jsp").forward(request,response);
        }
    }
    private void delete(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException 
    {
        request.setCharacterEncoding("UTF-8");
        int id = Integer.parseInt(request.getParameter("id"));
        accountdao dao=new accountdao();
        int n=0;
        try {
            n=dao.deleteaccount(id);
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        if(n!=0)
        {
            request.setAttribute("message", "删除成功");
            request.getRequestDispatcher("delete.jsp").forward(request,response);
        }else {
            request.setAttribute("message", "删除失败");
            request.getRequestDispatcher("delete.jsp").forward(request,response);
        }
    }
    private void update(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException 
    {
        request.setCharacterEncoding("UTF-8");
        String id=request.getParameter("id");
        System.out.println(id);
        request.setAttribute("id", id);
        request.getRequestDispatcher("update.jsp").forward(request,response);
    }
    private void add(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // TODO 自动生成的方法存根
        request.setCharacterEncoding("UTF-8");
        String name = request.getParameter("name");
        String number = request.getParameter("number");
        String remark = request.getParameter("remark");
        System.out.println(remark);
        Date date = new Date();
        Timestamp timeStamp = new Timestamp(date.getTime());
        int n=0;
        accountdao dao=new accountdao();
        try {
            n=dao.addaccount(name, number,timeStamp, remark);
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        
        if(n!=0)
        {
            request.setAttribute("message", "添加成功");
            request.getRequestDispatcher("add.jsp").forward(request,response);
        }else {
            request.setAttribute("message", "添加失败");
            request.getRequestDispatcher("add.jsp").forward(request,response);
        }
    }
    private void list(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // TODO 自动生成的方法存根
        List<accountbook> account = accountdao.list();
        request.setAttribute("account", account);
        request.getRequestDispatcher("list.jsp").forward(request,response);
    }
    private void list1(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // TODO 自动生成的方法存根
        List<accountbook> account = accountdao.list();
        request.setAttribute("account", account);
        request.getRequestDispatcher("delete.jsp").forward(request,response);
    }

    /**
     * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // TODO Auto-generated method stub
        doGet(request, response);
    }

}

    updateServlet

    package com.servlet;

import java.io.IOException;
import java.sql.Timestamp;
import java.util.Date;

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

import com.dao.accountdao;

/**
 * Servlet implementation class updateServlet
 */
@WebServlet("/updateServlet")
public class updateServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public updateServlet() {
        super();
        // TODO Auto-generated constructor stub
    }

    /**
     * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        request.setCharacterEncoding("UTF-8");
        int id = Integer.parseInt(request.getParameter("ID"));
        String name = request.getParameter("NAME");
        String number = request.getParameter("NUMBER");
        String remark = request.getParameter("REMARK");
        System.out.println(name);
        System.out.println(id);
        System.out.println(number);
        System.out.println(remark);
        Date date = new Date();
        Timestamp timeStamp = new Timestamp(date.getTime());
        int n=0;
        accountdao dao=new accountdao();
        try {
            n=dao.update(id, name, number, timeStamp, remark);
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        if(n!=0)
        {
            request.setAttribute("message", "修改成功");
            request.getRequestDispatcher("update.jsp").forward(request,response);
        }else {
            request.setAttribute("message", "修改失败");
            request.getRequestDispatcher("update.jsp").forward(request,response);
        }
    }

    /**
     * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // TODO Auto-generated method stub
        doGet(request, response);
    }

}

    com.dao.acountdao

    package com.dao;
import com.bean.*;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.Timestamp;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import com.util.DBUtil;
public class accountdao {
    public static int update(int id,String name,String number,Timestamp date,String remark) throws Exception
    {
        int n=0;
        String sql = "update family set name='" + name + "', number='" + number + "', remark='" + remark+"', time='"+date
        + "' where id='" + id + "'";
        Connection conn = DBUtil.getConn();
        Statement state = null;
        try {
            state = conn.createStatement();
            n = state.executeUpdate(sql);
        } catch (SQLException e) {
            e.printStackTrace();
        } finally {
            DBUtil.close(state, conn);
        }
        return n;
    }
    public static int addaccount(String name,String number,Timestamp date,String remark) throws Exception//增加
    {
        int count = 0;
        Connection conn = DBUtil.getConn();
        String sql = "insert into family(name, number, remark,time) values('" + name + "','" + number + "','" + remark + "','"+date+"')";
        Statement state = null;
        int a = 0;
        try {
            state = conn.createStatement();
            a = state.executeUpdate(sql);
        }catch (Exception e) {
            e.printStackTrace();
        }
        return a;
    }
    public int deleteaccount(int id) throws Exception//删除
    {
        int count=0;
        Connection conn = DBUtil.getConn();
        try {
            String sql="delete from family where id=?";
            PreparedStatement preparedStatement=conn.prepareStatement(sql);
            preparedStatement.setInt(1, id);
            count=preparedStatement.executeUpdate();
            System.out.println(count);
            conn.close();
        }catch (Exception e) {
            e.printStackTrace();
        }
        return count;
    }
    public static List<accountbook> list() {
        List<accountbook> beans = new ArrayList<accountbook>();
        Connection conn = DBUtil.getConn();
        accountbook adminBean=null;
        try {
            String sql="select * from family";
            Statement state = conn.createStatement();
            ResultSet rs = state.executeQuery(sql);
            while(rs.next()) {
                adminBean = new accountbook();
                adminBean.setId(rs.getInt("id"));
                adminBean.setName(rs.getString("name"));
                adminBean.setNumber(rs.getString("number"));
                adminBean.setTime(rs.getTimestamp("time"));
                adminBean.setRemark(rs.getString("remark"));
                beans.add(adminBean);
            }
            
        
            conn.close();
        }catch (Exception e) {
            e.printStackTrace();
        }
        
        return beans;
    }

}

    com.bean.accountbook

    package com.bean;

import java.util.Date;

public class accountbook {
    private int id;
    private String name;
    private String number;
    private Date time;
    private String remark;
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public String getNumber() {
        return number;
    }
    public void setNumber(String number) {
        this.number = number;
    }
    public Date getTime() {
        return time;
    }
    public void setTime(Date time) {
        this.time = time;
    }
    public String getRemark() {
        return remark;
    }
    public void setRemark(String remark) {
        this.remark = remark;
    }
    public int getId() {
        return id;
    }
    public void setId(int id) {
        this.id = id;
    }

}
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  • 原文地址：https://www.cnblogs.com/liujinxin123/p/10415205.html
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