SSM - 狂神的项目示例
出于对狂神的崇拜,总结SSM项目。
基本介绍
项目名称:ssmbuild
介绍:通过书籍管理系统实现一个简单的SSM项目,可以作为其他Java Web项目的借鉴。
主要功能模块:查看所有书籍、新增书籍、修改书籍、删除书籍、查询书籍
项目环境:更多内容可以查看pom.xml中的组件及其版本
1、jdk1.8.0_351
2、apache-tomcat-8.5.84
3、apache-maven-3.6.3
4、mysql-8.0.31-winx64
项目分层
源代码
BookController.java
package com.bookSE.controller;
import com.bookSE.entity.Books;
import com.bookSE.service.BookService;
import org.apache.ibatis.annotations.Param;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import java.util.List;
@Controller
@RequestMapping("/book")
public class BookController {
@Autowired
@Qualifier("BookServiceImpl")
private BookService bookService;
// 查询全部的书籍,并且返回到一个书籍展示页面
@RequestMapping("/allBook")
public String list(Model model){
List<Books> books = bookService.queryAllBooks();
model.addAttribute("bookList",books);
return "allBook";
}
// 跳转到添加页
@RequestMapping("toAddBook")
public String toAddPage(){
return "addBook";
}
// 添加书籍
@RequestMapping("/addBook")
public String addBook(Books books){
bookService.addOneBook(books);
return "redirect:/book/allBook";
}
// 跳转到修改页面
@RequestMapping("/toUpdateBook")
public String toUpdateBook(Model model,int id){
Books books = bookService.queryOneBookById(id);
model.addAttribute("queryBooks",books);
return "updateBook";
}
// 修改数据集
@RequestMapping("/updateOneBook")
public String updateOneBook(Books books){
bookService.updateOneBook(books);
return "redirect:/book/allBook";
}
// 删除书籍
@RequestMapping("/deleteBook/{bookId}")
public String deleteBook(@PathVariable("bookId") int id){
bookService.deleteOneBookById(id);
return "redirect:/book/allBook";
}
// 查询书籍
@RequestMapping("/queryBookByName")
public String queryOneBookByName(@Param("bookName") String bookName, Model model){
List<Books> books = bookService.queryBookByName(bookName);
model.addAttribute("bookList",books);
model.addAttribute("bookName",bookName);
return "allBook";
}
}
BookMapper.java
package com.bookSE.dao;
import com.bookSE.entity.Books;
import org.apache.ibatis.annotations.Param;
import java.util.List;
public interface BookMapper {
// 增加一本书
int addOneBook(Books books);
// 删除一本书
int deleteOneBookById(@Param("bookID") int bookID);
// 更新一本书
int updateOneBook(Books books);
// 查询一本书
Books queryOneBookById(@Param("bookId") int id);
// 查询全部的书
List<Books> queryAllBooks();
// 查询单个书籍
List<Books> queryBookByName(@Param("bookName") String bookName);
}
BookMapper.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"https://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.bookSE.dao.BookMapper">
<!--增加一本书-->
<insert id="addOneBook" parameterType="com.bookSE.entity.Books">
insert into ssmbuild.books (bookName,bookCounts,detail)
values (#{bookName},#{bookCounts},#{detail});
</insert>
<!--删除一本书-->
<delete id="deleteOneBookById" parameterType="Integer">
delete from books where bookID = #{bookID}
</delete>
<!--更新一本书-->
<update id="updateOneBook" parameterType="com.bookSE.entity.Books">
update ssmbuild.books set bookName=#{bookName},bookCounts=#{bookCounts},detail=#{detail}
where bookID = #{bookID}
</update>
<select id="queryOneBookById" resultType="com.bookSE.entity.Books">
select * from ssmbuild.books
where bookID = #{bookID}
</select>
<!--查询全部书籍-->
<select id="queryAllBooks" resultType="com.bookSE.entity.Books">
select * from ssmbuild.books
</select>
<!--根据书籍名称查询-->
<select id="queryBookByName" resultType="com.bookSE.entity.Books">
select * from books where 1=1
<if test="bookName!=null and bookName!=''">
and bookName like concat('%',#{bookName},'%')
</if>
</select>
</mapper>
Books.java
package com.bookSE.entity;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@AllArgsConstructor
@NoArgsConstructor
public class Books {
private int bookID;
private String bookName;
private int bookCounts;
private String detail;
}
BookService.java
package com.bookSE.service;
import com.bookSE.entity.Books;
import org.apache.ibatis.annotations.Param;
import java.util.List;
public interface BookService {
// 增加一本书
int addOneBook(Books books);
// 删除一本书
int deleteOneBookById(int bookID);
// 更新一本书
int updateOneBook(Books books);
// 查询一本书
Books queryOneBookById(int id);
// 查询全部的书
List<Books> queryAllBooks();
// 查询单个书籍
List<Books> queryBookByName(@Param("bookName") String bookName);
}
BookServiceImpl.java
package com.bookSE.service;
import com.bookSE.dao.BookMapper;
import com.bookSE.entity.Books;
import org.apache.ibatis.annotations.Param;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
@Service
public class BookServiceImpl implements BookService {
// Service调用Dao层
@Autowired
private BookMapper bookMapper;
public void setBookMapper(BookMapper bookMapper) {
this.bookMapper = bookMapper;
}
public int addOneBook(Books books) {
return bookMapper.addOneBook(books);
}
public int deleteOneBookById(int bookID) {
return bookMapper.deleteOneBookById(bookID);
}
public int updateOneBook(Books books) {
return bookMapper.updateOneBook(books);
}
public Books queryOneBookById(int id) {
return bookMapper.queryOneBookById(id);
}
public List<Books> queryAllBooks() {
return bookMapper.queryAllBooks();
}
public List<Books> queryBookByName(String bookName) {
return bookMapper.queryBookByName(bookName);
}
}
applicationContext.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd">
<import resource="classpath:spring-dao.xml"/>
<import resource="classpath:spring-service.xml"/>
<import resource="classpath:spring-mvc.xml"/>
</beans>
jdbc.properties
jdbc.driver=com.mysql.cj.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/ssmbuild?useSSL=true&useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Shanghai
jdbc.username=数据库账号
jdbc.password=数据库密码
mybatis-config.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
"https://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
<settings>
<setting name="logImpl" value="STDOUT_LOGGING"/>
</settings>
<!--别名-->
<typeAliases>
<package name="com.bookSE.entity"/>
</typeAliases>
<mappers>
<mapper class="com.bookSE.dao.BookMapper"/>
</mappers>
</configuration>
spring-dao.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<!--1. 关联数据库配置文件-->
<context:property-placeholder location="classpath:jdbc.properties"/>
<!--2. 连接池-->
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
<property name="driverClass" value="${jdbc.driver}"/>
<property name="jdbcUrl" value="${jdbc.url}"/>
<property name="user" value="${jdbc.username}"/>
<property name="password" value="${jdbc.password}"/>
<!--c3p0连接池的私有属性-->
<property name="maxPoolSize" value="100"/>
<property name="minPoolSize" value="10"/>
<!--关闭连接后不自动commit-->
<property name="autoCommitOnClose" value="false"/>
<!--获取连接超时时间-->
<property name="checkoutTimeout" value="10000"/>
<!--当获取连接失败重试次数-->
<property name="acquireRetryAttempts" value="2"/>
</bean>
<!--3. SQLSessionFactory-->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource"/>
<!--绑定mybatis配置文件-->
<property name="configLocation" value="classpath:mybatis-config.xml"/>
</bean>
<!--配置dao接口扫描包,动态的实现了Dao接口可以注入到Spring容器中!-->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<!--注入sqlSessionFactory-->
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
<property name="basePackage" value="com.bookSE.dao"/>
</bean>
</beans>
spring-mvc.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd
http://www.springframework.org/schema/context
https://www.springframework.org/schema/context/spring-context.xsd">
<!--1. 注解驱动-->
<mvc:annotation-driven/>
<!--2. 静态资源过滤-->
<mvc:default-servlet-handler/>
<!--3. 扫描包:Controller-->
<context:component-scan base-package="com.bookSE.controller"/>
<!--4. 视图解析器-->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/jsp/"/>
<property name="suffix" value=".jsp"/>
</bean>
</beans>
spring-service.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/aop
https://www.springframework.org/schema/aop/spring-aop.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd">
<!--1.扫描service下的包-->
<context:component-scan base-package="com.bookSE.service"/>
<!--2. 将我们所有的业务类,注入到Spring,可以通过配置,或者注解实现-->
<bean id="BookServiceImpl" class="com.bookSE.service.BookServiceImpl">
<property name="bookMapper" ref="bookMapper"/>
</bean>
<!--3. 声明式事务配置-->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<!--注入数据源-->
<property name="dataSource" ref="dataSource"/>
</bean>
<!--4. aop事务支持-->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="add" propagation="REQUIRED"/>
<tx:method name="delete" propagation="REQUIRED"/>
<tx:method name="update" propagation="REQUIRED"/>
<tx:method name="query" read-only="true"/>
<tx:method name="*" propagation="REQUIRED"/>
</tx:attributes>
</tx:advice>
<!--配置事务切入-->
<aop:config>
<aop:pointcut id="txPointCut" expression="execution(* com.bookSE.dao.*.*(..))"/>
<aop:advisor advice-ref="txAdvice" pointcut-ref="txPointCut"/>
</aop:config>
</beans>
addBook.jsp
<%--
Created by IntelliJ IDEA.
User: Harley
Date: 2023/5/11
Time: 23:51
To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false" %>
<html>
<head>
<title>添加书籍</title>
<link href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div class="container">
<div class="row clearfix">
<div class="col-md-12 column">
<div class="page-header">
<small>书籍展示页面>>新增书籍</small>
</div>
</div>
<div class="row">
<div class="col-md-4 column">
<a href="${pageContext.request.contextPath}/book/allBook">返回首页</a>
</div>
</div>
</div>
<form action="${pageContext.request.contextPath}/book/addBook" method="post">
<div class="form-group">
<label for="bkName">书籍名称</label>
<input type="text" class="form-control" name="bookName" id="bkName" placeholder="请输入书籍名称" required>
</div>
<div class="form-group">
<label for="bkCount">书籍数量</label>
<input type="text" class="form-control" name="bookCounts" id="bkCount" placeholder="请输入书籍数量" required>
</div>
<div class="form-group">
<label for="bkDetail">书籍详情</label>
<textarea class="form-control" id="bkDetail" name="detail" rows="3" required></textarea>
</div>
<div class="form-group">
<input type="submit" value="添加书籍" class="btn btn-primary"/>
</div>
</form>
</div>
</body>
</html>
allBook.jsp
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false"%>
<html>
<head>
<title>书籍展示</title>
<link href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div class="container">
<div class="row clearfix">
<div class="col-md-12 column">
<div class="page-header">
<small>书籍展示页面>>显示所有书籍</small>
</div>
</div>
<div class="row">
<div class="col-md-4 column">
<a class="btn btn-primary" href="${pageContext.request.contextPath}/book/toAddBook">新增书籍</a>
</div>
<div class="col-md-4 column"></div>
<div class="col-md-4 column" style="float: right">
<%--查询书籍--%>
<form action="${pageContext.request.contextPath}/book/queryBookByName" method="post" style="float: right" class="form-inline">
<input name="bookName" class="form-control" type="text" placeholder="请输入要查询的书籍名称" value="${bookName}"/>
<input class="btn btn-primary" type="submit" value="查询"/>
</form>
</div>
</div>
</div>
<div class="row clearfix">
<div class="col-md-12 column">
<table class="table table-hover table-striped">
<thead>
<tr>
<th>书籍编号</th>
<th>书籍名称</th>
<th>书籍数量</th>
<th>书籍详情</th>
<th>操作</th>
</tr>
</thead>
<tbody>
<c:forEach var="book" items="${bookList}">
<tr>
<td>${book.bookID}</td>
<td>${book.bookName}</td>
<td>${book.bookCounts}</td>
<td>${book.detail}</td>
<td>
<a href="${pageContext.request.contextPath}/book/toUpdateBook?id=${book.bookID}">修改</a>
|
<a href="${pageContext.request.contextPath}/book/deleteBook/${book.bookID}" >删除</a>
</td>
</tr>
</c:forEach>
</tbody>
</table>
</div>
</div>
</div>
</body>
</html>
updateBook.jsp
<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form" %>
<%--
Created by IntelliJ IDEA.
User: Hou
Date: 2023/5/12
Time: 0:30
To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false"%>
<html>
<head>
<title>修改书籍信息</title>
<link href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div class="container">
<div class="row clearfix">
<div class="col-md-12 column">
<div class="page-header">
<small>书籍展示页面>>修改书籍</small>
</div>
</div>
<div class="row">
<div class="col-md-4 column">
<a href="${pageContext.request.contextPath}/book/allBook">返回首页</a>
</div>
</div>
</div>
<form action="${pageContext.request.contextPath}/book/updateOneBook" method="post">
<%--提交了--%>
<input type="hidden" name="bookID" value="${queryBooks.bookID}">
<div class="form-group">
<label for="bkName">书籍名称</label>
<input type="text" class="form-control" name="bookName" id="bkName" value="${queryBooks.bookName}" required>
</div>
<div class="form-group">
<label for="bkCount">书籍数量</label>
<input type="text" class="form-control" name="bookCounts" id="bkCount" value="${queryBooks.bookCounts}" required>
</div>
<div class="form-group">
<label for="bkDetail">书籍详情</label>
<%-- <input type="text" class="form-control" id="bkDetail" placeholder="请输入书籍详情">--%>
<textarea class="form-control" id="bkDetail" name="detail" rows="3" required>${queryBooks.detail}</textarea>
</div>
<div class="form-group">
<input type="submit" value="修改书籍" class="btn btn-primary"/>
</div>
</form>
</div>
</body>
</html>
web.xml
<!DOCTYPE web-app PUBLIC
"-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd" >
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
version="4.0">
<!--DispatchServlet-->
<servlet>
<servlet-name>springmvc</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>springmvc</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<!--乱码过滤-->
<filter>
<filter-name>encodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>utf-8</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!--Session-->
<session-config>
<session-timeout>15</session-timeout>
</session-config>
</web-app>
index.jsp
<%@ page contentType="text/html; charset=UTF-8" language="java" isELIgnored="false" %>
<html>
<head>
<title>首页</title>
<style>
a {
text-decoration: none;
color: black;
font-size: 18px;
font-family: 华文新魏;
}
h3{
width: 180px;
height: 38px;
margin: 100px auto;
line-height: 38px;
text-align: center;
background: deepskyblue;
border-radius: 5px;
}
</style>
</head>
<body>
<h3>
<a href="${pageContext.request.contextPath}/book/allBook">查看书籍</a>
</h3>
</body>
</html>
pom.xml
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>org.example</groupId>
<artifactId>ssmbuild</artifactId>
<packaging>war</packaging>
<version>1.0-SNAPSHOT</version>
<name>skillTree Maven Webapp</name>
<url>http://maven.apache.org</url>
<properties>
<spring.version>5.2.10.RELEASE</spring.version>
</properties>
<dependencies>
<!--Junit-->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13.2</version>
<scope>test</scope>
</dependency>
<!--数据库驱动-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.31</version>
</dependency>
<!--数据库连接池: c3p0:dbcp-->
<dependency>
<groupId>com.mchange</groupId>
<artifactId>c3p0</artifactId>
<version>0.9.5.2</version>
</dependency>
<!--Servlet-JSP-->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
</dependency>
<dependency>
<groupId>javax.servlet.jsp</groupId>
<artifactId>jsp-api</artifactId>
<version>2.2</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<!--Mybatis-->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.5.2</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>2.0.2</version>
</dependency>
<!--Spring-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.8.13</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.18.24</version>
</dependency>
</dependencies>
<!--静态资源导出问题-->
<build>
<finalName>ssmbuild</finalName>
<resources>
<resource>
<directory>src/main/java</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
<resource>
<directory>src/main/resources</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
</resources>
</build>
</project>
参考:
SSM简单实现头像的存储和获取:https://blog.csdn.net/m0_46633875/article/details/120071703
— EOF —
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