SSM整合
所需依赖
<!-- https://mvnrepository.com/artifact/org.springframework/spring-beans --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>5.1.5.RELEASE</version> </dependency> <!-- https://mvnrepository.com/artifact/org.springframework/spring-context --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>5.1.5.RELEASE</version> </dependency> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.16</version> </dependency> <dependency> <groupId>commons-logging</groupId> <artifactId>commons-logging</artifactId> <version>1.2</version> </dependency> <!-- https://mvnrepository.com/artifact/org.aspectj/aspectjweaver --> <dependency> <groupId>org.aspectj</groupId> <artifactId>aspectjweaver</artifactId> <version>1.9.2</version> </dependency> <!-- https://mvnrepository.com/artifact/org.springframework/spring-jdbc --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jdbc</artifactId> <version>5.1.5.RELEASE</version> </dependency> <!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.38</version> </dependency> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>3.4.6</version> </dependency> <!--引入需要的ehcache插件--> <dependency> <groupId>net.sf.ehcache</groupId> <artifactId>ehcache</artifactId> <version>1.2.3</version> </dependency> <!--mybatis整合ehcache的jar--> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-ehcache</artifactId> <version>1.0.0</version> </dependency> <!-- https://mvnrepository.com/artifact/org.mybatis/mybatis-spring --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>1.3.2</version> </dependency> <!-- https://mvnrepository.com/artifact/com.alibaba/druid --> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>1.1.10</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version>1.7.25</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId> <version>1.7.25</version> <scope>test</scope> </dependency> <!-- https://mvnrepository.com/artifact/com.alibaba/fastjson --> <dependency> <groupId>com.alibaba</groupId> <artifactId>fastjson</artifactId> <version>1.2.47</version> </dependency> <!-- https://mvnrepository.com/artifact/org.springframework/spring-webmvc --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>5.1.5.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>5.1.5.RELEASE</version> </dependency> <dependency> <groupId>javaee</groupId> <artifactId>javaee-api</artifactId> <version>5</version> </dependency> <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-core --> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-core</artifactId> <version>2.9.8</version> </dependency> <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind --> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.9.8</version> </dependency> <!-- https://mvnrepository.com/artifact/commons-io/commons-io --> <dependency> <groupId>commons-io</groupId> <artifactId>commons-io</artifactId> <version>2.4</version> </dependency> <!-- https://mvnrepository.com/artifact/commons-fileupload/commons-fileupload --> <dependency> <groupId>commons-fileupload</groupId> <artifactId>commons-fileupload</artifactId> <version>1.3.1</version> </dependency> <dependency> <groupId>jstl</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency>
<resources> <resource> <directory>src/main/java</directory> <includes> <include>**/*.xml</include> </includes> </resource> </resources>
大配置文件
<?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:mvc="http://www.springframework.org/schema/mvc" 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/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd"> <!--扫描注解--> <context:component-scan base-package="com.ssm"/> <!--添加MVC支持--> <mvc:annotation-driven/> <!--配置视图解析器--> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix" value="/jsp/"/> <property name="suffix" value=".jsp"/> </bean> <!--释放静态资源--> <mvc:default-servlet-handler/> <!--加载配置文件--> <context:property-placeholder location="classpath:jdbc.properties"/> <!--配置数据源--> <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource"> <property name="driverClassName" value="${jdbc.driverClass}"/> <property name="url" value="${jdbc.jdbcUrl}"/> <property name="username" value="${jdbc.user}"/> <property name="password" value="${jdbc.password}"/> </bean> <!--SqlSessionFactory--> <bean class="org.mybatis.spring.SqlSessionFactoryBean"> <!--加载数据源--> <property name="dataSource" ref="dataSource"/> <!--加载MyBatis文件--> <property name="configLocation" value="mybatis-config.xml"/> </bean> <!--扫描DAO--> <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="com.ssm.dao"/> </bean> <!--开启事务注解支持--> <tx:annotation-driven/> <!--书事务管理器--> <bean class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="dataSource"/> </bean> </beans>
jdbc.properties文件
jdbc.driverClass=com.mysql.jdbc.Driver jdbc.jdbcUrl=jdbc:mysql://localhost:3306/student?useUnicode=true&characterEncoding=utf-8 jdbc.user=root jdbc.password=123
log4j.properties文件
### direct log messages to stdout ### log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.Target=System.out log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n ### direct messages to file mylog.log ### log4j.appender.file=org.apache.log4j.FileAppender log4j.appender.file.File=D:\\xm\\mylog.log log4j.appender.file.layout=org.apache.log4j.PatternLayout log4j.appender.file.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n ### set log levels - for more verbose logging change 'info' to 'debug' ### log4j.rootLogger=debug, stdout,file ###log4j.logger.com.smbms.dao=debug, stdout,file
mybatis-config.xml文件
<?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN" "http://mybatis.org/dtd/mybatis-3-config.dtd"> <!--根节点--> <configuration> <settings> <!--log4j配置引入--> <setting name="logImpl" value="LOG4J"/> </settings> <!--设置别名--> <typeAliases> <!--全局设置别名:默认以类名作为别名--> <package name="com.ssm.entity"/> </typeAliases> <!--mappers 代表小配置集合--> <mappers> <!--<mapper resource="org/mybatis/example/BlogMapper.xml"/>--> <package name="com.ssm.dao"/> </mappers> </configuration>
两个JSP页面
<html> <head> <title>Title</title> </head> <body> <form action="/stu/login" method="post"> ID:<input type="text" name="stuid"/><br> NAME:<input type="text" name="stuname"/><br> <input type="submit" value="提交"/> </form> </body> </html>
<html>
<head>
<title>登陆成功</title>
</head>
<body>
欢迎:${stuname}
</body>
</html>
实体类
public class student implements Serializable { private Integer stuid; private String stuname; public Integer getStuid() { return stuid; } public void setStuid(Integer stuid) { this.stuid = stuid; } public String getStuname() { return stuname; } public void setStuname(String stuname) { this.stuname = stuname; } }
dao
@Repository public interface Istulogindao { //登录 @Select("select * from student where stuid=#{stuid} and stuname=#{stuname}") public student stulogin(@Param("stuid") Integer stuid, @Param("stuname") String stuname); }
controlle
@Controller @RequestMapping("/stu") public class stuloginController { //Service对象 private Istuloginservice istuloginservice; @RequestMapping("/login") public String stulogin(Integer stuid,String stuname){ student stulogin = istuloginservice.stulogin(stuid, stuname); if (stulogin!=null){ return "welcome"; } return "login"; } }
service
public interface Istuloginservice { //登录 public student stulogin(Integer stuid,String stuname); }
serviceimpl
@Service("stuloginservice") public class stuloginserviceimpl implements Istuloginservice { @Resource private Istulogindao stulogindao; //登录 public student stulogin(Integer stuid, String stuname) { return stulogindao.stulogin(stuid,stuname); } }
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>
<display-name>Archetype Created Web Application</display-name>
<filter>
<filter-name>characterEncodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<!--初始化参数-->
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
<!--强制使用UTF-8编码-->
<init-param>
<param-name>forceEncoding</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>characterEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!--中央调度器-->
<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>
</web-app>
成果