zoukankan      html  css  js  c++  java

  • JSP图书管理系统

    allbook.jsp

        pageEncoding="UTF-8"%>
    
    <%@ page import = "java.util.*" %>
    <%@page import="com.book.service.*" %>
    <%@page import="com.book.entity.*" %>
    <%@page import="com.book.dao.*" %>
    <jsp:useBean id="bse" class="com.book.service.BookService" scope="page"></jsp:useBean>
    <jsp:useBean id="bm" class="com.book.entity.BookManage" scope="page"></jsp:useBean>
    <jsp:useBean id="dao" class="com.book.dao.BookManageDao" scope="page"></jsp:useBean>
    <%
    	List<BookManage> list = dao.checkAll();
    %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link rel="stylesheet" type="text/css" href="menu.css"/>
</head>
<body>	
	<main>
		<section class="glass">
			<div>
			<p class="tip">全部书籍</p>
			</div>
			<div class="dateshow">
				<table>
					<tr>
						<th>编号</th>
						<th>书名</th>
						<th>作者</th>
						<th>出版日期</th>
						<th>类型</th>
						<th>库存</th>
					</tr>
					<%for(BookManage book : list){
						%>
						<tr>
						<td><%=book.getB_id() %></td>
						<td><%=book.getB_name() %></td>
						<td><%=book.getB_author() %></td>
						<td><%=book.getB_date() %></td>
						<td><%=book.getB_type() %></td>
						<td><%=book.getB_stock() %></td>
						</tr>
						<%
					}
					%>
					
				</table>
			</div>
			<div class="foot1">
				<a href="menu.jsp">返回首页</a>
			</div>
		</section>
	</main>
</body>
<script type="text/javascript">
	
</script>
</html>

    borrow.jsp

     pageEncoding="UTF-8"%>
 
 <%@ page import = "java.util.*" %>
 <%@page import="com.book.service.*" %>
 <%@page import="com.book.entity.*" %>
 <%@page import="com.book.dao.*" %>
 <jsp:useBean id="bse" class="com.book.service.BookService" scope="page"></jsp:useBean>
 <jsp:useBean id="bm" class="com.book.entity.BookManage" scope="page"></jsp:useBean>
 <jsp:useBean id="dao" class="com.book.dao.BookManageDao" scope="page"></jsp:useBean>
 <%
 	List<BookManage> list = dao.checkAll();
 	int id = 0;
 %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link rel="stylesheet" type="text/css" href="menu.css"/>
</head>
<body>	
 <main>
 	<section class="glass">
 		<div>
 		<p class="tip">请输入借出书籍的编号、书名，谢谢！</p>
 		</div>
 		<form action="onborrow.jsp" method="post">
 			<p>书籍编号：</p>
 			<input type="text" id="bnumber" name="bnumber"/>
 			<p>书籍名：</p>
 			<input type="text" id="bname" name="bname"/>
 			<input type="submit" id="submit" name="submit" value="借书"/>
 		</form>
 		<% 
 			String jud = (String)session.getAttribute("jud");
 			if(jud == "true"){
 				%>
 				<script>
 					alert("借书成功！");
 				</script>
 				<%
 				session.setAttribute("jud", "");
 			}else if(jud == "false"){
 				%>
 				<script>
 					alert("借书失败！");
 				</script>
 				<%
 				session.setAttribute("jud", "");
 			}
 		%>
 		<div class="foot">
 			<a href="menu.jsp">返回首页</a>
 		</div>
 	</section>
 </main>
</body>
<script type="text/javascript">
 function judge(){
 	var nu = document.getElementById("bnumber");
 	var na = document.getElementById("bname");
 	if(parseInt(nu.value) !== null && na.value !== null){
 		return true;
 	}else{
 		return false;
 	}
 }
</script>

</html>

    check.jsp

        pageEncoding="UTF-8"%>
    <%@ page import = "java.util.*" %>
    <%@page import="com.book.service.*" %>
    <%@page import="com.book.entity.*" %>
    <%@page import="com.book.dao.*" %>
    <jsp:useBean id="bse" class="com.book.service.BookService" scope="page"></jsp:useBean>
    <jsp:useBean id="bm" class="com.book.entity.BookManage" scope="page"></jsp:useBean>
    <jsp:useBean id="dao" class="com.book.dao.BookManageDao" scope="page"></jsp:useBean>
    
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link rel="stylesheet" type="text/css" href="menu.css"/>
</head>
<body>
	<main>
		<section class="glass">
			<div>
			<p class="tip">请输入要查询的书籍的编号、书名，谢谢！</p>
			</div>
			<form action="oncheck.jsp" method="post">
				<p>书籍编号：</p>
				<input type="text" id="bnumber" name="bnumber"/>
				<p>书籍名：</p>
				<input type="text" id="bname" name="bname"/>
				<input type="submit" id="submit" name="submit" value="查询"/>
			</form>
			<div class="foot">
				<a href="menu.jsp">返回首页</a>
			</div>
		</section>
	</main>
</body>
<script type="text/javascript">
	function judge(){
		var nu = document.getElementById("bnumber");
		var na = document.getElementById("bname");
		if(parseInt(nu.value) !== null && na.value !== null){
			return true;
		}else{
			return false;
		}
	}
</script>


</html>

    *{
	margin: 0;
	padding: 0;
    box-sizing: border-box;
}


main{
	min-height:100vh;
	background:linear-gradient(to right top,#65dfc9,#6cdbeb);
	display:flex;
	align-items: center;
	justify-content: center;
}

.glass{
	background: white;
	min-height: 80vh;
	60%;
	background: linear-gradient(to right bottom,rgba(255,255,255,0.7),rgba(255,255,255,0.3));
	border-radius: 2rem;
	z-index: 2;
    backdrop-filter: blur(2rem);
}

.circle1,.circle2{
	background:white;
	background: linear-gradient(to right bottom,rgba(255,255,255,0.8),rgba(255,255,255,0.3));
	height: 20rem;
	 20rem;
	position:absolute;
    border-radius: 50%;
}
.circle1{
    top: 5%;
    right: 15%;
}
.circle2{
    top: 60%;
    left: 10%;
}
.title{
    position: relative;
    top: 50px;
}
.element{
    height: 120px;
     120px;
    float: left;
    align-items: center;
    margin: 20px;
}
.link{
    background:rgb(109, 211, 236);
    background: linear-gradient(to right bottom,rgba(255,255,255,0.8),rgba(255,255,255,0.3));
    height: 120px;
     120px;
    border-radius: 50%;
    box-shadow: 5px 5px 5px rgba(0,0,0,0.2);
    display: flex;
    justify-content: center;
    align-items: center;
    
}
.links{
    height: 60%;
     100%;
    position: relative;
    top: 130px;
    display: flex;
    justify-content: center;
    align-items: center;
}


img{
     80px;
    height: 80px;
    
}
a{
    font-family:Georgia, 'Times New Roman', Times, serif;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #26cce6;
    text-decoration: none;
    margin-top: 25px;
    font-weight: 500;
    border-radius: 20px;
    background-color: rgba(255,255,255,0.2);
    padding: 8px 20px;
    box-shadow: 0px 0px 10px rgba(0,0,0,0.2);
}
h1{
    text-align: center;
    font-size: 60px;
    color: #26cce6;
}
.tip{
	position: relative;
    top: 20px;
    font-size: 20px;
    color: #26cce6;
    text-decoration: none;
    margin-top: 25px;
    font-weight: 500;
    border-radius: 20px;
    background-color: rgba(255,255,255,0.2);
    padding: 8px 20px;
}
table{
	 100%;
	position: relative;
    top: 50px;
    text-align:center;
    vertical-align:middle;
    border-top: 1px solid #999;
    border-left: 1px solid #999;
    border-spacing: 0;/*去掉单元格间隙*/
}
table th{
	border-bottom: 1px solid #999;
    border-right: 1px solid #999;
}
table td{
	border-bottom: 1px solid #999;
    border-right: 1px solid #999;
}
.checkshow{
	 100%;
    position: relative;
    top: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.tab1{
	 100%;
	position: relative;
    top: 20px;
    text-align:center;
    vertical-align:middle;
    border-top: 1px solid #999;
    border-left: 1px solid #999;
    border-spacing: 0;/*去掉单元格间隙*/
}
.tab1>th{
	border-bottom: 1px solid #999;
    border-right: 1px solid #999;
}
.tad1>td{
	border-bottom: 1px solid #999;
    border-right: 1px solid #999;
}
form{
	position: relative;
    top: 130px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.foot{
	 100%;
    position: relative;
    top: 430px;
    right: 20px;
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
}
.foot1{
	 100%;
    position: relative;
    top: 330px;
    right: 20px;
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
}

        pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>图书管理系统</title>
<link rel="stylesheet" type="text/css" href="menu.css"/>
</head>
<body>
    <main>
		<section class="glass">
            <div class="title">
                <h1>图书管理系统</h1>
            </div>
            <div class="links">
                <div class="element">
                    <div class="link">
                        <img src="./images/borrow1.png" alt=""/>
                    </div>
                    <a href="borrow.jsp">借阅</a>
                </div>
                <div class="element">
                    <div class="link">
                        <img src="./images/return1.png" alt=""/>
                    </div>
                    <a href="return.jsp">还书</a>
                </div>
                <div class="element">
                    <div class="link">
                        <img src="./images/check1.png" alt=""/>
                    </div>
                    <a href="check.jsp">查询</a>
                </div>
                <div class="element">
                    <div class="link">
                        <img src="./images/book1.png" alt=""/>
                    </div>
                    <a href="allbook.jsp">书库</a>
                </div>
            </div>

		</section>
	</main>
    <div class="circle1"></div>
    <div class="circle2"></div>
</body>
</html>```

##onborrow.jsp
```<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    
    <%@ page import = "java.util.*" %>
    <%@page import="com.book.service.*" %>
    <%@page import="com.book.entity.*" %>
    <%@page import="com.book.dao.*" %>
    <jsp:useBean id="bse" class="com.book.service.BookService" scope="page"></jsp:useBean>
    <jsp:useBean id="bm" class="com.book.entity.BookManage" scope="page"></jsp:useBean>
    <jsp:useBean id="dao" class="com.book.dao.BookManageDao" scope="page"></jsp:useBean>
    <%
    	request.setCharacterEncoding("UTF-8");
    	String id = request.getParameter("bnumber");
		String name = request.getParameter("bname");
		
		String i = "false";

		int ids = Integer.valueOf(id);
		if(dao.update(ids, name) != 0){
			i = "true";	
			session.setAttribute("jud", i);
			response.sendRedirect("borrow.jsp");
		}else{
			i = "false";	
			session.setAttribute("jud", i);
			response.sendRedirect("borrow.jsp");
		}
    %>
    
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
</body>
</html>```
##oncheck.jsp
```<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    
    <%@ page import = "java.util.*" %>
    <%@page import="com.book.service.*" %>
    <%@page import="com.book.entity.*" %>
    <%@page import="com.book.dao.*" %>
    <jsp:useBean id="bse" class="com.book.service.BookService" scope="page"></jsp:useBean>
    <jsp:useBean id="bm" class="com.book.entity.BookManage" scope="page"></jsp:useBean>
    <jsp:useBean id="dao" class="com.book.dao.BookManageDao" scope="page"></jsp:useBean>
    <%
	    request.setCharacterEncoding("UTF-8");
		String id = request.getParameter("bnumber");
		String name = request.getParameter("bname");
		
		String i = "false";
	
		int ids = Integer.valueOf(id);
    	List<BookManage> list = dao.check(ids,name);
    %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link rel="stylesheet" type="text/css" href="menu.css"/>
</head>
<body>	
	<main>
		<section class="glass">
			<div>
			<p class="tip">查找到的信息</p>
			</div>
			<div class="checkshow">
				<table class="tab1">
					<tr>
						<th>编号</th>
						<th>书名</th>
						<th>作者</th>
						<th>出版日期</th>
						<th>类型</th>
						<th>库存</th>
					</tr>
					<%for(BookManage book : list){
						%>
						<tr>
						<td><%=book.getB_id() %></td>
						<td><%=book.getB_name() %></td>
						<td><%=book.getB_author() %></td>
						<td><%=book.getB_date() %></td>
						<td><%=book.getB_type() %></td>
						<td><%=book.getB_stock() %></td>
						</tr>
						<%
					}
					%>
					
				</table>
			</div>
			<div class="foot">
				<a href="menu.jsp">返回首页</a>
			</div>
		</section>
	</main>
</body>
<script type="text/javascript">
	
</script>
</html>

    onreturn.jsp

        pageEncoding="UTF-8"%>
    
    <%@ page import = "java.util.*" %>
    <%@page import="com.book.service.*" %>
    <%@page import="com.book.entity.*" %>
    <%@page import="com.book.dao.*" %>
    <jsp:useBean id="bse" class="com.book.service.BookService" scope="page"></jsp:useBean>
    <jsp:useBean id="bm" class="com.book.entity.BookManage" scope="page"></jsp:useBean>
    <jsp:useBean id="dao" class="com.book.dao.BookManageDao" scope="page"></jsp:useBean>
    <%
    	request.setCharacterEncoding("UTF-8");
    	String id = request.getParameter("bnumber");
		String name = request.getParameter("bname");
		
		String i = "false";

		int ids = Integer.valueOf(id);
		if(dao.add(ids, name) != 0){
			i = "true";	
			session.setAttribute("jud", i);
			response.sendRedirect("return.jsp");
		}else{
			i = "false";	
			session.setAttribute("jud", i);
			response.sendRedirect("return.jsp");
		}
    %>
    
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
</body>
</html>

    return.jsp

        pageEncoding="UTF-8"%>
    
    <%@ page import = "java.util.*" %>
    <%@page import="com.book.service.*" %>
    <%@page import="com.book.entity.*" %>
    <%@page import="com.book.dao.*" %>
    <jsp:useBean id="bse" class="com.book.service.BookService" scope="page"></jsp:useBean>
    <jsp:useBean id="bm" class="com.book.entity.BookManage" scope="page"></jsp:useBean>
    <jsp:useBean id="dao" class="com.book.dao.BookManageDao" scope="page"></jsp:useBean>
    <%
    	int id = 0;
    %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link rel="stylesheet" type="text/css" href="menu.css"/>
</head>
<body>	
	<main>
		<section class="glass">
			<div>
			<p class="tip">请输入归还书籍的编号、书名，谢谢！</p>
			</div>
			<form action="onreturn.jsp" method="post">
				<p>书籍编号：</p>
				<input type="text" id="bnumber" name="bnumber"/>
				<p>书籍名：</p>
				<input type="text" id="bname" name="bname"/>
				<input type="submit" id="submit" name="submit" value="还书"/>
			</form>
			<% 
				String jud = (String)session.getAttribute("jud");
				if(jud == "true"){
					%>
					<script>
						alert("还书成功！");
					</script>
					<%
					session.setAttribute("jud", "");
				}else if(jud == "false"){
					%>
					<script>
						alert("还书失败！");
					</script>
					<%
					session.setAttribute("jud", "");
				}
			%>
			<div class="foot">
				<a href="menu.jsp">返回首页</a>
			</div>
		</section>
	</main>
</body>
<script type="text/javascript">
	function judge(){
		var nu = document.getElementById("bnumber");
		var na = document.getElementById("bname");
		if(parseInt(nu.value) !== null && na.value !== null){
			return true;
		}else{
			return false;
		}
	}
</script>

</html>

    BookManageDao.java

    
import java.awt.print.Book;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.List;

import com.book.entity.BookManage;

public class BookManageDao extends BaseDao{

	
	//check *
	public List<BookManage> checkAll() {
		List<BookManage> list = new ArrayList<BookManage>();
		Connection conn = null;
		PreparedStatement ps = null;
		ResultSet rs = null;
		try {
			conn = getConnection();
			//SQL code
			String sql = "select * from bookinfo";
			ps = conn.prepareStatement(sql);
			//run
			rs = ps.executeQuery();//rs is a from
			while(rs.next()) {
				//everyone is a object
				BookManage b = new BookManage();
				b.setB_id(rs.getInt(1));
				b.setB_name(rs.getString(2));
				b.setB_author(rs.getString(3));
				b.setB_date(rs.getString(4));
				b.setB_type(rs.getInt(5));
				b.setB_stock(rs.getInt(6));
				list.add(b);
			}
		} catch (Exception e) {
			// TODO: handle exception
			e.printStackTrace();
		}finally {
			closeAll(conn, ps, null);
		}
		return list;
	}
	
	
	//check query
		public List<BookManage> check(int bid, String bname) {
			List<BookManage> list = new ArrayList<BookManage>();
			Connection conn = null;
			PreparedStatement ps = null;
			ResultSet rs = null;
			try {
				conn = getConnection();
				//SQL code
				String sql = "select * from bookinfo where b_id=? and b_name=?";
				ps = conn.prepareStatement(sql);
				ps.setInt(1, bid);
				ps.setString(2, bname);
				//run
				rs = ps.executeQuery();//rs is a from
				while(rs.next()) {
					//everyone is a object
					BookManage b = new BookManage();
					b.setB_id(rs.getInt(1));
					b.setB_name(rs.getString(2));
					b.setB_author(rs.getString(3));
					b.setB_date(rs.getString(4));
					b.setB_type(rs.getInt(5));
					b.setB_stock(rs.getInt(6));
					list.add(b);
				}
			} catch (Exception e) {
				// TODO: handle exception
				e.printStackTrace();
			}finally {
				closeAll(conn, ps, null);
			}
			return list;
		}
		
	
	//add
	public int add(int bid, String bname) {
		int i = 0;
		Connection conn = null;
		PreparedStatement ps = null;
		
		try {
			//link
			 conn = getConnection();
			//SQL code
			 String sql = "update bookinfo set b_stock=b_stock+1 where b_id=? and b_name=?";
			//given ?
			 ps = conn.prepareStatement(sql);
			 ps.setInt(1, bid);
			 ps.setString(2, bname);
			 //run
			 i = ps.executeUpdate();
		} catch (Exception e) {
			// TODO: handle exception
			e.printStackTrace();
		}finally {
			closeAll(conn, ps, null);
		}
		
		return i;
		
	}
	
	
	//update
	public int update(int bid, String bname) {
		int i = 0;
		Connection conn = null;
		PreparedStatement ps = null;
		 try {
			//link
			 conn = getConnection();
			//SQL code
			 String sql = "update bookinfo set b_stock=b_stock-1 where b_id=? and b_name=?";
			//given ?
			 ps = conn.prepareStatement(sql);
			 ps.setInt(1, bid);
			 ps.setString(2, bname);
			 //run
			 i = ps.executeUpdate();
		} catch (Exception e) {
			// TODO: handle exception
			e.printStackTrace();
		}finally {
			closeAll(conn, ps, null);
		}
		
		return i;
	}
	
	
	
}

    BookManage.java

    
public class BookManage {
	//	b_id bigint not null auto_increment,
	//	b_name varchar(50) not null,
	//	b_author varchar(50) not null,
	//	b_date datetime not null,
	//	b_type int not null
	//  b_stock int(50) not null
	
	private int b_id;
	private String b_name;
	private String b_author;
	private String b_date;
	private int b_type;
	private int b_stock;
	
	//空构造
	public BookManage() {
		super();
	}

	//	构造
	public BookManage(int b_id, String b_name, String b_author, String b_date, int b_type, int b_stock) {
		super();
		this.b_id = b_id;
		this.b_name = b_name;
		this.b_author = b_author;
		this.b_date = b_date;
		this.b_type = b_type;
		this.b_stock = b_stock;
	}


	public int getB_id() {
		return b_id;
	}


	public void setB_id(int b_id) {
		this.b_id = b_id;
	}


	public String getB_name() {
		return b_name;
	}


	public void setB_name(String b_name) {
		this.b_name = b_name;
	}


	public String getB_author() {
		return b_author;
	}


	public void setB_author(String b_author) {
		this.b_author = b_author;
	}


	public String getB_date() {
		return b_date;
	}


	public void setB_date(String b_date) {
		this.b_date = b_date;
	}

	public int getB_type() {
		return b_type;
	}

	public void setB_type(int b_type) {
		this.b_type = b_type;
	}

	public int getB_stock() {
		return b_stock;
	}

	public void setB_stock(int b_stock) {
		this.b_stock = b_stock;
	}


	
	
}

    BaseDao.java

    
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;

public class BaseDao {

	
	//open connection
	protected Connection getConnection(){
		Connection conn = null;
		
		try {
			Class.forName("com.mysql.jdbc.Driver");
			conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/book","root","root");
		} catch (Exception e) {
			// TODO: handle exception
			e.printStackTrace();
		}
		
		return conn;
		
	}
	
	
	//close connection
	protected void closeAll(Connection con,PreparedStatement ps,ResultSet rs) {
		try {
			if(rs != null) {
				rs.close();
			}
			if(ps != null) {
				ps.close();
			}
			if(con != null) {
				con.close();
			}
		} catch (Exception e) {
			// TODO: handle exception
			e.printStackTrace();
		}
	}
	
}

    image
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  • 原文地址：https://www.cnblogs.com/yunlan/p/14749896.html
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