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  • 12.16

    图书信息管理系统（使用layui）

    删改查的代码页面如下：

    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <%@page import="java.util.List" %>
    <%@page import="bean.info" %>
    
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link href="css/bootstrap.css" type="text/css" rel="stylesheet" />
<script src="js/jquery-1.7.2.min.js"></script>
<script src="js/bootstrap.js"></script>
</head>
<style type="text/css">
   .a-radio{
            display: inline-block;
            border:1px solid #ccc;
            16px;
            height: 16px;
            border-radius:2px;
            vertical-align: middle;
            margin-right: 5px;
            position: relative;
        }

.logtip {
    padding-top: 5px;
    padding-left: 0px;
    /* padding-bottom: 5px; */
    border-bottom: 2px solid #009688;
    text-align: left;
}

label {
    color: #2E8B57;
    font-size:120%;
    float: left;
     150px;
    margin-top: 2px;
    margin-right: 3px;
}

.form-group {
    margin-left: 40px;
    margin-top: 20px;
}

.form-control {
     200px;
    flex: 4;
    height: 30px;
    outline: none;
    border-radius: 5px;
    border: 1px solid #999999;
    /* box-sizing: border-box;//盒子模型，怪异IE盒子模型，width=content+border*2+padding*2 */
    padding-left: 10px;
}

.btnbag{
    margin-top: 20px;
    margin-bottom: 20px;
    /* text-align: center; */
}

.button {
     100px;
    height: 40px;
    background-color: #009688;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 22px;
}
.option{
  /*用div的样式代替select的样式*/
   
     140px;
    height: 40px;
    /*border-radius: 5px;*/
  /*盒子阴影修饰作用,自己随意*/
 /* box-shadow: 0 0 5px #ccc;*/
    border: 1px solid #cccccc;
    position: relative;
    font-size: 18px;
    border-radius: 5px;
  },
  
</style>

<body>



<table class="table table-striped">

    <thead>
    <form action="Servlet?method=select" method="post">
    <tr>
        <td colspan=9 align="center"> ISBN号<input type="text" class="form-control" name="ISBN" id="ISBN" ></td>
    </tr>
    <tr>
        <td colspan=9 align="center"><button class="button" type="submit">查询</button></td>
    </tr>
    </form>
    </thead>
   
  
  
<%
                      List<info> list=(List<info>)request.getAttribute("list");
                      
                      if(list==null||list.size()<1){
                          response.setHeader("refresh",

                                "1000;URL=delete.jsp");
                      %>
                      <% }
                      else{%>
                       <h1>图书信息</h1>
                          <table class="table table-striped">
                        <tr>
                        
                       
                        
                        </tr>
                         <thead>
    
                        <!-- <tr>
                            <td colspan=9><button class="button" type="button" onclick="add()">添加信息</button></td>
                        </tr> -->
                      <tr>
                      <th scope="col">作者</th>
                      <th scope="col">ISBN号</th>
                      <th scope="col">出版社</th>
                      <th scope="col">图书类别</th>
                      <th scope="col">图书简介</th>
                      <th scope="col">图书评价</th>
                      <th scope="col">操作</th>        
                      </tr>
                      </thead>
                       
                          <tbody>
                       <%
                          for(info school:list){
                          
                  %>
                          
                          <tr>
                          <td><%=school.getAuthor()%></td>
                          <td><%=school.getISBN() %></td>
                          <td><%=school.getBanname() %></td>
                          <td><%=school.getCategory()%></td>
                          <td><%=school.getIntroduction()%></td>
                          <td><%=school.getEvaluate()%></td>
                          <td><a href="Servlet?method=del&ISBN=<%=school.getISBN() %>"><small>删除</small></td>
                          </tr>
                          
                  <%}
                      
                  %></tbody>
                         </table>

                 <%} %>
                 
</table>

</body>
</html>
    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <%@page import="java.util.List" %>
    <%@page import="bean.info" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link href="css/bootstrap.css" type="text/css" rel="stylesheet" />
<script src="js/jquery-1.7.2.min.js"></script>
<script src="js/bootstrap.js"></script>
</head>
<style type="text/css">
    .button{
                 80px;
                height: 30px;
                background-color: #009688;
                color: white;
                border: none;
                border-radius: 5px;
                font-size: 12px;
            }
</style>
<%
                      List<info> list=(List<info>)request.getAttribute("list");
                      
                      if(list==null||list.size()<1){
                          response.setHeader("refresh",

                                "5;URL=login.jsp");
                      %>
                      <font color="red" size="5"> 没有该图书<br> 五秒后将跳转到主页面 <br>

                如果没有跳转,请点击 <a href="login.jsp">这里</a>!!! <br>

            </font>
            
                      <% }
                      else{%>
                       <h1>图书信息</h1>
                          <table class="table table-striped">
                        <tr>
                        
                       
                        
                        </tr>
                         <thead>
    
                        <!-- <tr>
                            <td colspan=9><button class="button" type="button" onclick="add()">添加信息</button></td>
                        </tr> -->
                        <tr>
                          
                          <th scope="col">作者</th>
                          <th scope="col">ISBN号</th>
                          <th scope="col">出版社</th>
                          <th scope="col">图书类别 </th>
                          <th scope="col">图书简介</th>
                          <th scope="col">图书评价</th>
                        </tr>
                      </thead>
                       
                          <tbody>
                       <%
                          for(info school:list){
                          
                  %>
                          
                          <tr>
                          <td><%=school.getAuthor()%></td>
                          <td><%=school.getISBN() %></td>
                          <td><%=school.getBanname() %></td>
                          <td><%=school.getCategory()%></td>
                          <td><%=school.getIntroduction()%></td>
                          <td><%=school.getEvaluate()%></td>
                          </tr>
                          
                  <%}
                      
                  %></tbody>
                         </table>

                 <%} %>
                 

</html>
    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <%@page import="java.util.List" %>
    <%@page import="bean.info" %>
    
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link href="css/bootstrap.css" type="text/css" rel="stylesheet" />
<script src="js/jquery-1.7.2.min.js"></script>
<script src="js/bootstrap.js"></script>
</head>
<style type="text/css">
   .a-radio{
            display: inline-block;
            border:1px solid #ccc;
            16px;
            height: 16px;
            border-radius:2px;
            vertical-align: middle;
            margin-right: 5px;
            position: relative;
        }

.logtip {
    padding-top: 5px;
    padding-left: 0px;
    /* padding-bottom: 5px; */
    border-bottom: 2px solid #009688;
    text-align: left;
}

label {
    color: #2E8B57;
    font-size:120%;
    float: left;
     150px;
    margin-top: 2px;
    margin-right: 3px;
}

.form-group {
    margin-left: 40px;
    margin-top: 20px;
}

.form-control {
     200px;
    flex: 4;
    height: 30px;
    outline: none;
    border-radius: 5px;
    border: 1px solid #999999;
    /* box-sizing: border-box;//盒子模型，怪异IE盒子模型，width=content+border*2+padding*2 */
    padding-left: 10px;
}

.btnbag{
    margin-top: 20px;
    margin-bottom: 20px;
    /* text-align: center; */
}

.button {
     100px;
    height: 40px;
    background-color: #009688;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 22px;
}
.option{
  /*用div的样式代替select的样式*/
   
     140px;
    height: 40px;
    /*border-radius: 5px;*/
  /*盒子阴影修饰作用,自己随意*/
 /* box-shadow: 0 0 5px #ccc;*/
    border: 1px solid #cccccc;
    position: relative;
    font-size: 18px;
    border-radius: 5px;
  },
  
</style>

<body>



<table class="table table-striped">

    <thead>
    <form action="Servlet?method=select1" method="post">
    <tr>
        <td colspan=9 align="center"> ISBN号<input type="text" class="form-control" name="ISBN" id="ISBN" ></td>
    </tr>
    <tr>
        <td colspan=9 align="center"><button class="button" type="submit">查询</button></td>
    </tr>
    </form>
    </thead>
   
  
  
<%
                      List<info> list=(List<info>)request.getAttribute("list");
                      
                      if(list==null||list.size()<1){
                          response.setHeader("refresh",

                                "1000;URL=delete.jsp");
                      %>
                      <% }
                      else{%>
                       <h1>图书信息</h1>
                          <table class="table table-striped">
                        <tr>
                        
                       
                        
                        </tr>
                         <thead>
    
                        <!-- <tr>
                            <td colspan=9><button class="button" type="button" onclick="add()">添加信息</button></td>
                        </tr> -->
                      <tr>
                      <th scope="col">作者</th>
                      <th scope="col">ISBN号</th>
                      <th scope="col">出版社</th>
                      <th scope="col">图书类别</th>
                      <th scope="col">图书简介</th>
                      <th scope="col">图书评价</th>
                         
                      </tr>
                      </thead>
                       
                          <tbody>
                       <%
                          for(info school:list){
                          
                  %>
                          
                          <tr>
                          <td><%=school.getAuthor()%></td>
                          <td><%=school.getISBN() %></td>
                          
                          <td><%=school.getBanname() %></td>
                          <td><%=school.getCategory()%></td>
                          <td><%=school.getIntroduction()%></td>
                          <td><%=school.getEvaluate()%></td>
                          
                          </tr>
                          
                  <%}
                      
                  %></tbody>
                         </table>

                 
<div class="login">
            <h2 class="logtip">请输入修改后的信息</h2>
            <form action="Servlet?method=update" method="post" >
            
            <div class="form-group">
                    <label for="author">作者</label> <input type="text"
                        class="form-control" id="author" name="author" >
                </div>
                
                <div class="form-group">
                    <label for="ISBN">ISBN号</label> <input type="text"
                        class="form-control" id="ISBN" name="ISBN" >（不允许修改,确保正确）
                </div>
                
                <div class="form-group">
                    <label for="banname">出版社</label> <input type="text"
                        class="form-control" id="banname" name="banname" >
                </div>
                
                 <div class="form-group">
                    <label for="category">图书分类</label> 
                        <select name="category" id="category" class="option">
                        <option selected="selected" value="">请选择</option>
                        <option value="计算机科学">计算机科学</option>
                        <option value="自然科学">自然科学</option>
                        <option value="人文科学">人文科学</option>
                        <option value="天文地理">天文地理</option> 
                    </select>
                </div>
                
                <div class="form-group">
                    <label for="introduction">图书简介</label> <input type="text"
                        class="form-control" id="introduction" name="introduction" >
                </div>

                <div class="form-group">
                    <label for="evaluate">图书评价</label> <input type="text"
                        class="form-control" id="evaluate" name="evaluate">
                </div>
                
                <div class="form-group">
                    <button type="submit" class="button">确认</button>
                </div>
            </form>
        </div>
           <%} %>      
</table>

</body>
</html>
    <%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>添加图书信息</title>
<style type="text/css">


.button {
     100px;
    height: 40px;
    background-color: #009688;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 22px;
}
label {
    color: #2E8B57;
    font-size:120%;
    float: left;
     150px;
    margin-top: 2px;
    margin-right: 3px;
}

.form-group {
    margin-left: 40px;
    margin-top: 20px;
}

.form-control {
     200px;
    flex: 4;
    height: 30px;
    outline: none;
    border-radius: 5px;
    border: 1px solid #999999;
    /* box-sizing: border-box;//盒子模型，怪异IE盒子模型，width=content+border*2+padding*2 */
    padding-left: 10px;
}



</style>
</head>
<script type="text/javascript">
function show() {
    location.href = "Servlet?method=show";
}
</script>
<body>
<%
    Object message=request.getAttribute("message");
    if(message!=null&&!"".equals(message)){
        %>
    
    <script type="text/javascript">
        
    </script>
 <%}%>

        <div class="form-group"><h2 class="logtip">结果</h2></div>
    
        
    
        <table>
                
                
                <div class="form-group">
                    <label for="library"><%=request.getAttribute("message")%></label> 
                </div>    
              
                
                <div class="form-group">
                    <button class="button" type="button" onclick="show()">查看信息</button>
                </div>
             
                
               
        </table>
              

</body>

</html>

    OK，前端页面全部完成了！！！！！！！
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  • 原文地址：https://www.cnblogs.com/cdl-sunshine/p/14169105.html
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