SSM框架+thymeleaf实现基本的增删改查
Posted hanzx
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前言
本文使用了SSM框架、thymeleaf和jquery实现了基本的增删改查。
名词解释
SSM框架：springMVC、spring、mybatis
thymeleaf：一个与Velocity、FreeMarker类似的模板引擎
jquery：一个快速、简洁的javascript框架
程序结构
本程序框架是用maven建出来的，具体如图：
程序源码
pom.xml
<?xml version="1.0" encoding="UTF-8"?> <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/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>org.hanzx</groupId> <artifactId>webssm</artifactId> <version>1.0-SNAPSHOT</version> <packaging>war</packaging> <name>webssm Maven Webapp</name> <!-- FIXME change it to the project‘s website --> <url>http://www.example.com</url> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <maven.compiler.source>1.9</maven.compiler.source> <maven.compiler.target>1.9</maven.compiler.target> <spring.version>4.2.5.RELEASE</spring.version> <mybatis.version>3.2.1</mybatis.version> <slf4j.version>1.6.6</slf4j.version> <log4j.version>1.2.12</log4j.version> <mysql.version>5.1.35</mysql.version> </properties> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.11</version> <scope>test</scope> </dependency> <!-- 添加Spring依赖 --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context-support</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aop</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aspects</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-tx</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jdbc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${spring.version}</version> </dependency> <!--spring单元测试依赖 --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${spring.version}</version> <scope>test</scope> </dependency> <!-- spring webmvc相关jar --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <!-- mysql驱动包 --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>${mysql.version}</version> </dependency> <!-- alibaba data source 相关jar包--> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>0.2.23</version> </dependency> <!-- alibaba fastjson 格式化对 --> <dependency> <groupId>com.alibaba</groupId> <artifactId>fastjson</artifactId> <version>1.1.41</version> </dependency> <!-- logback start --> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>${log4j.version}</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version>${slf4j.version}</version> </dependency> <dependency> <groupId>ch.qos.logback</groupId> <artifactId>logback-classic</artifactId> <version>1.1.2</version> </dependency> <dependency> <groupId>ch.qos.logback</groupId> <artifactId>logback-core</artifactId> <version>1.1.2</version> </dependency> <dependency> <groupId>org.logback-extensions</groupId> <artifactId>logback-ext-spring</artifactId> <version>0.1.1</version> </dependency> <!--mybatis依赖 --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>${mybatis.version}</version> </dependency> <!-- mybatis/spring包 --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>1.2.0</version> </dependency> <!-- 添加servlet3.0核心包 --> <dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-api</artifactId> <version>3.0.1</version> </dependency> <dependency> <groupId>javax.servlet.jsp</groupId> <artifactId>javax.servlet.jsp-api</artifactId> <version>2.3.2-b01</version> </dependency> <!-- jstl --> <dependency> <groupId>javax.servlet</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency> <!--thymeleaf--> <dependency> <groupId>org.thymeleaf</groupId> <artifactId>thymeleaf-spring5</artifactId> <version>3.0.9.RELEASE</version> </dependency> </dependencies> <build> <finalName>webssm</finalName> <pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) --> <plugins> <plugin> <artifactId>maven-clean-plugin</artifactId> <version>3.0.0</version> </plugin> <!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging --> <plugin> <artifactId>maven-resources-plugin</artifactId> <version>3.0.2</version> </plugin> <plugin> <artifactId>maven-compiler-plugin</artifactId> <version>3.7.0</version> </plugin> <plugin> <artifactId>maven-surefire-plugin</artifactId> <version>2.20.1</version> </plugin> <plugin> <artifactId>maven-war-plugin</artifactId> <version>3.2.0</version> </plugin> <plugin> <artifactId>maven-install-plugin</artifactId> <version>2.5.2</version> </plugin> <plugin> <artifactId>maven-deploy-plugin</artifactId> <version>2.8.2</version> </plugin> </plugins> </pluginManagement> </build> </project>
spring配置文件
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" 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.配置jdbc文件 --> <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <property name="locations" value="classpath:jdbc.properties"/> </bean> <!-- 2.扫描的包路径，这里不扫描被@Controller注解的类 --><!--使用<context:component-scan/> 可以不再配置<context:annotation-config/> --> <context:component-scan base-package="org.hanzx"> <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/> </context:component-scan> <import resource="classpath:spring-mybatis.xml" /> <!--<import resource="classpath:spring-mvc.xml" />--> </beans>
springMVC配置文件
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:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:p="http://www.springframework.org/schema/p" 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"> <!-- 扫描controller（controller层注入） --> <context:component-scan base-package="org.hanzx.controller" use-default-filters="false"> <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/> </context:component-scan> <mvc:annotation-driven /> <!-- 内容协商管理器 --> <!--1、首先检查路径扩展名（如my.pdf）；2、其次检查Parameter（如my?format=pdf）；3、检查Accept Header--> <bean id="contentNegotiationManager" class="org.springframework.web.accept.ContentNegotiationManagerFactoryBean"> <!-- 扩展名至mimeType的映射,即 /user.json => application/json --> <property name="favorPathExtension" value="true"/> <!-- 用于开启 /userinfo/123?format=json 的支持 --> <property name="favorParameter" value="true"/> <property name="parameterName" value="format"/> <!-- 是否忽略Accept Header --> <property name="ignoreAcceptHeader" value="false"/> <property name="mediaTypes"> <!--扩展名到MIME的映射；favorPathExtension, favorParameter是true时起作用 --> <value> json=application/json xml=application/xml html=text/html </value> </property> <!-- 默认的content type --> <property name="defaultContentType" value="text/html"/> </bean> <!-- 当在web.xml 中 DispatcherServlet使用 <url-pattern>/</url-pattern> 映射时，能映射静态资源 --> <mvc:default-servlet-handler /> <!-- 静态资源映射 --> <mvc:resources mapping="/static/**" location="/WEB-INF/static/"/> <!-- 对模型视图添加前后缀 --> <!--<bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"--> <!--p:prefix="/WEB-INF/pages/" p:suffix=".jsp"/>--> <bean id="templateResolver" class="org.thymeleaf.spring5.templateresolver.SpringResourceTemplateResolver"> <property name="prefix" value="/WEB-INF/templates/"/> <property name="suffix" value=".html"/> <property name="characterEncoding" value="UTF-8"/> <property name="order" value="1"/> <property name="templateMode" value="HTML5"/> <property name="cacheable" value="false"/> </bean> <bean id="templateEngine" class="org.thymeleaf.spring5.SpringTemplateEngine"> <property name="templateResolver" ref="templateResolver"/> </bean> <bean id="viewResolver" class="org.thymeleaf.spring5.view.ThymeleafViewResolver"> <property name="templateEngine" ref="templateEngine"/> <property name="characterEncoding" value="UTF-8"/> </bean> </beans>
mybatis配置文件
spring-mybatis.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: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/tx http://www.springframework.org/schema/tx/spring-tx.xsd"> <!-- 3.配置数据源 ，使用的alibba的数据库--> <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close"> <!-- 基本属性 url、user、password --> <property name="driverClassName" value="${jdbc_driverClassName}"/> <property name="url" value="${jdbc_url}"/> <property name="username" value="${jdbc_username}"/> <property name="password" value="${jdbc_password}"/> <!-- 配置初始化大小、最小、最大 --> <property name="initialSize" value="10"/> <property name="minIdle" value="10"/> <property name="maxActive" value="50"/> <!-- 配置获取连接等待超时的时间 --> <property name="maxWait" value="60000"/> <!-- 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒 --> <property name="timeBetweenEvictionRunsMillis" value="60000" /> <!-- 配置一个连接在池中最小生存的时间，单位是毫秒 --> <property name="minEvictableIdleTimeMillis" value="300000" /> <property name="validationQuery" value="SELECT ‘x‘" /> <property name="testWhileIdle" value="true" /> <property name="testOnBorrow" value="false" /> <property name="testOnReturn" value="false" /> <!-- 打开PSCache，并且指定每个连接上PSCache的大小 如果用Oracle，则把poolPreparedStatements配置为true，mysql可以配置为false。--> <property name="poolPreparedStatements" value="false" /> <property name="maxPoolPreparedStatementPerConnectionSize" value="20" /> <!-- 配置监控统计拦截的filters --> <property name="filters" value="wall,stat" /> </bean> <!-- spring和MyBatis完美整合，不需要mybatis的配置映射文件 --> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="dataSource" ref="dataSource" /> <!-- 自动扫描mapping.xml文件 --> <property name="mapperLocations" value="classpath:mapper/*.xml" /> </bean> <!-- DAO接口所在包名，Spring会自动查找其下的类 ,自动扫描了所有的XxxxMapper.xml对应的mapper接口文件,只要Mapper接口类和Mapper映射文件对应起来就可以了--> <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="org.hanzx.dao" /> <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/> </bean> <!-- (事务管理)transaction manager, use JtaTransactionManager for global tx --> <!-- 配置事务管理器 --> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="dataSource" /> </bean> <!--======= 事务配置 End =================== --> <!-- 配置基于注解的声明式事务 --> <!-- enables scanning for @Transactional annotations --> <tx:annotation-driven transaction-manager="transactionManager" /> </beans>
jdbc数据库连接配置文件
jdbc.properties
jdbc_driverClassName=com.mysql.jdbc.Driver jdbc_url=jdbc:mysql://localhost:3306/web_test?useUnicode=true&characterEncoding=utf8 jdbc_username=root jdbc_password=root
log配置文件
logback.xml
<?xml version="1.0" encoding="UTF-8"?> <configuration> <!-- 尽量别用绝对路径，如果带参数不同容器路径解释可能不同,以下配置参数在pom.xml里 --> <property name="log.root.level" value="${log.root.level}" /> <!-- 日志级别 --> <property name="log.other.level" value="${log.other.level}" /> <!-- 其他日志级别 --> <property name="log.base" value="${log.base}" /> <!-- 日志路径，这里是相对路径，web项目eclipse下会输出到eclipse的安装目录下，如果部署到linux上的tomcat下，会输出到tomcat/bin目录 下 --> <property name="log.moduleName" value="${log.moduleName}" /> <!-- 模块名称， 影响日志配置名，日志文件名 --> <property name="log.max.size" value="100MB" /> <!-- 日志文件大小,超过这个大小将被压缩 --> <!--控制台输出 --> <appender name="stdout" class="ch.qos.logback.core.ConsoleAppender"> <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder"> <Pattern>%date{yyyy-MM-dd HH:mm:ss.SSS} %-5level[%thread]%logger{56}.%method():%L -%msg%n</Pattern> </encoder> </appender> <!-- 用来保存输出所有级别的日志 --> <appender name="file.all" class="ch.qos.logback.core.rolling.RollingFileAppender"> <File>${log.base}/${log.moduleName}.log</File><!-- 设置日志不超过${log.max.size}时的保存路径，注意如果 是web项目会保存到Tomcat的bin目录 下 --> <!-- 滚动记录文件，先将日志记录到指定文件，当符合某个条件时，将日志记录到其他文件。 --> <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy"> <FileNamePattern>${log.base}/archive/${log.moduleName}_all_%d{yyyy-MM-dd}.%i.log.zip </FileNamePattern> <!-- 文件输出日志 (文件大小策略进行文件输出，超过指定大小对文件备份) --> <timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP"> <maxFileSize>${log.max.size}</maxFileSize> </timeBasedFileNamingAndTriggeringPolicy> </rollingPolicy> <!-- 日志输出的文件的格式 --> <layout class="ch.qos.logback.classic.PatternLayout"> <pattern>%date{yyyy-MM-dd HH:mm:ss.SSS} %-5level[%thread]%logger{56}.%method():%L -%msg%n</pattern> </layout> </appender> <!-- 这也是用来保存输出所有级别的日志 --> <appender name="file.all.other" class="ch.qos.logback.core.rolling.RollingFileAppender"> <File>${log.base}/${log.moduleName}_other.log</File> <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy"> <FileNamePattern>${log.base}/archive/${log.moduleName}_other_%d{yyyy-MM-dd}.%i.log.zip </FileNamePattern> <timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP"> <maxFileSize>${log.max.size}</maxFileSize> </timeBasedFileNamingAndTriggeringPolicy> </rollingPolicy> <layout class="ch.qos.logback.classic.PatternLayout"> <pattern>%date{yyyy-MM-dd HH:mm:ss.SSS} %-5level [%thread] %logger{56}.%method():%L -%msg%n</pattern> </layout> </appender> <!-- 只用保存输出error级别的日志 --> <appender name="file.error" class="ch.qos.logback.core.rolling.RollingFileAppender"> <File>${log.base}/${log.moduleName}_err.log</File> <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy"> <FileNamePattern>${log.base}/archive/${log.moduleName}_err_%d{yyyy-MM-dd}.%i.log.zip </FileNamePattern> <timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP"> <maxFileSize>${log.max.size}</maxFileSize> </timeBasedFileNamingAndTriggeringPolicy> </rollingPolicy> <layout class="ch.qos.logback.classic.PatternLayout"> <pattern>%date{yyyy-MM-dd HH:mm:ss.SSS} %-5level [%thread] %logger{56}.%method():%L - %msg%n</pattern> </layout> <!-- 下面为配置只输出error级别的日志 --> <filter class="ch.qos.logback.classic.filter.LevelFilter"> <level>ERROR</level> <onMatch>ACCEPT</onMatch> <onMismatch>DENY</onMismatch> </filter> </appender> <!-- 不丢失日志.默认的,如果队列的80%已满,则会丢弃TRACT、DEBUG、INFO级别的日志 --> <!-- 更改默认的队列的深度,该值会影响性能.默认值为256 --> <!-- 添加附加的appender,最多只能添加一个 --> <appender name="file.async" class="ch.qos.logback.classic.AsyncAppender"> <discardingThreshold>0</discardingThreshold> <queueSize>256</queueSize> <includeCallerData>true</includeCallerData> <appender-ref ref="file.all" /> </appender> <appender name="file.async.other" class="ch.qos.logback.classic.AsyncAppender"> <discardingThreshold>0</discardingThreshold> <queueSize>256</queueSize> <includeCallerData>true</includeCallerData> <appender-ref ref="file.all.other" /> </appender> <!-- 为某个包下的所有类的指定Appender 这里也可以指定类名称例如：com.aa.bb.ClassName --> <logger name="com.lin" additivity="false"> <level value="${log.root.level}" /> <appender-ref ref="stdout" /> <appender-ref ref="file.async" /><!-- 即com.lin包下级别为 ${log.root.level}的才会使用file.async来打印 --> <appender-ref ref="file.error" /> </logger> <!-- root将级别为${log.root.level}及大于${log.root.level}的日志信息交给已经配置好的名为“Console”的appender处理，“Console”appender将信息打印到Console,其它同理 --> <root level="${log.root.level}"> <appender-ref ref="stdout" /> <!-- 标识这个appender将会添加到这个logger --> <appender-ref ref="file.async.other" /> <appender-ref ref="file.error" /> </root> </configuration>
UserController
package org.hanzx.controller; import org.hanzx.model.User; import org.hanzx.service.UserService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; @Controller @RequestMapping("/user") public class UserController { private final UserService userService; private String prefix = "user/"; @Autowired public UserController(UserService userService) { this.userService = userService; } @RequestMapping(value="/getAllUser") public String getAllUser(ModelMap modelMap){ modelMap.put("userList", userService.getAllUser()); return prefix + "user_list"; } @RequestMapping(value="/getUserDetailForm") public String getUserDetailForm(ModelMap modelMap, Integer id){ if (id != null){ modelMap.put("user", userService.getUserById(id)); } return prefix + "user_detail"; } @RequestMapping(value="/addUser") public String addUser(User user){ userService.addUser(user); return "redirect:getAllUser"; } @RequestMapping(value="/updateUser") public String updateUser(User user){ userService.updateUser(user); return "redirect:getAllUser"; } @RequestMapping(value="/deleteUser") @ResponseBody public String deleteUser(@RequestParam(value = "ids[]") Integer[] ids){ userService.deleteUser(ids); return "true"; } }
userService
package org.hanzx.service; import org.hanzx.model.User; import java.util.List; public interface UserService { List<User> getAllUser(); void addUser(User user); User getUserById(Integer id); void updateUser(User user); void deleteUser(Integer[] ids); }
userServiceImpl
package org.hanzx.service.impl; import org.hanzx.dao.UserDao; import org.hanzx.entity.User; import org.hanzx.service.UserService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import java.util.ArrayList; import java.util.List; @Service public class UserServiceImpl implements UserService{ private final UserDao userDao; @Autowired public UserServiceImpl(UserDao userDao) { this.userDao = userDao; } @Override public List<org.hanzx.model.User> getAllUser() { List<User> userList = userDao.getAllUser(); List<org.hanzx.model.User> userModelList = new ArrayList<>(); for (User user : userList){ org.hanzx.model.User userModel = new org.hanzx.model.User(); userModel.setName(user.getName()); userModel.setId(user.getId()); userModel.setAge(user.getAge()); userModelList.add(userModel); } return userModelList; } @Override public void addUser(org.hanzx.model.User user) { User userEntity = new User(); userEntity.setName(user.getName()); userEntity.setAge(user.getAge()); userEntity.setPassword(user.getPassword()); userDao.addUser(userEntity); } @Override public org.hanzx.model.User getUserById(Integer id) { User userEntity = userDao.getUserById(id); org.hanzx.model.User user = new org.hanzx.model.User(); user.setAge(userEntity.getAge()); user.setId(userEntity.getId()); user.setName(userEntity.getName()); user.setPassword(userEntity.getPassword()); return user; } @Override public void updateUser(org.hanzx.model.User user) { User userEntity = userDao.getUserById(user.getId()); userEntity.setPassword(user.getPassword()); userEntity.setAge(user.getAge()); userEntity.setName(user.getName()); userDao.updateUser(userEntity); } @Override public void deleteUser(Integer[] ids) { for (Integer id : ids){ userDao.deleteUserById(id); } } }
userDao
package org.hanzx.dao; import org.hanzx.entity.User; import org.springframework.stereotype.Repository; import java.util.List; @Repository public interface UserDao { List<User> getAllUser(); void addUser(User user); User getUserById(Integer id); void updateUser(User user); void deleteUserById(Integer id); }
entity User
package org.hanzx.entity; public class User { private Integer id; private String name; private Integer age; private String password; public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public Integer getAge() { return age; } public void setAge(Integer age) { this.age = age; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } }
model User
package org.hanzx.model; public class User { private Integer id; private String name; private Integer age; private String password; public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public Integer getAge() { return age; } public void setAge(Integer age) { this.age = age; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } }
userMapper.xml
<?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" > <mapper namespace="org.hanzx.dao.UserDao"> <resultMap id="BaseResultMap" type="org.hanzx.entity.User" > <id column="id" property="id" jdbcType="INTEGER" /> <result column="name" property="name" jdbcType="VARCHAR" /> <result column="password" property="password" jdbcType="VARCHAR" /> <result column="age" property="age" jdbcType="INTEGER" /> </resultMap> <select id="getAllUser" resultMap="BaseResultMap" > SELECT * FROM user; </select> <insert id="addUser"> INSERT USER VALUES (null, #{name}, #{age}, #{password}); </insert> <select id="getUserById" resultMap="BaseResultMap"> SELECT * FROM user WHERE user.id = #{id}; </select> <update id="updateUser"> UPDATE user SET name = #{name}, age = #{age}, password = #{password} WHERE id = #{id}; </update> <delete id="deleteUserById"> DELETE FROM user where id = #{id}; </delete> </mapper>
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> <!-- 读取spring配置文件 --> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:applicationContext.xml</param-value> </context-param> <context-param> <param-name>logbackConfigLocation</param-name> <param-value>classpath:logback.xml</param-value> </context-param> <!-- 设计路径变量值 <context-param> <param-name>webAppRootKey</param-name> <param-value>springmvc.root</param-value> </context-param> --> <!-- Spring字符集过滤器 --> <filter> <filter-name>SpringEncodingFilter</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> <init-param> <param-name>forceEncoding</param-name> <param-value>true</param-value> </init-param> </filter> <filter-mapping> <filter-name>SpringEncodingFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <!-- 添加日志监听器 --> <listener> <listener-class>ch.qos.logback.ext.spring.web.LogbackConfigListener</listener-class> </listener> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <!-- springMVC核心配置 --> <servlet> <servlet-name>dispatcherServlet</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <!--spingMVC的配置路径 --> <param-value>classpath:spring-mvc.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <!-- 拦截设置 --> <servlet-mapping> <servlet-name>dispatcherServlet</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> </web-app>
user_list.html
<!DOCTYPE html> <html lang="cn" xmlns:th="http://www.thymeleaf.org"> <head> <meta charset="UTF-8"> <title>userList</title> <script type="text/javascript" src="http://code.jquery.com/jquery-latest.js" ></script> <script type="text/javascript"> $(function () { //全选 $("#selectAll").click(function () { if (this.checked) { $("input[name=deleteId]").prop("checked", true); } else { $("input[name=deleteId]").prop("checked", false); } }); $("input[name=deleteId]").click(function () { var allChecked = true; $("input[name=deleteId]").each(function(){ if(!$(this).prop("checked")){ allChecked = false; } }); if(allChecked){ $("#selectAll").prop("checked",true); } else { $("#selectAll").prop("checked",false); } }); //删除用户 $("#delete").click(function () { var ids = []; $("input[name=deleteId]:checked").each(function(index){ ids[index] = $(this).val(); }); if (ids.length === 0){ alert("没有选中的选项"); return false; } $.ajax({ url : "deleteUser", data: {"ids": ids}, cache : false, async : false, type : "GET", success:function(data){ if (data === "true"){ window.location.reload(); } } }); }); }); </script> </head> <body> <a th:href="getUserDetailForm">添加</a> <a th:id="delete" href="#" >删除</a> <table> <tr> <th><input th:type="checkbox" th:id="selectAll" title="点击全选/取消"/></th> <th>用户名</th> <th>年龄</th> <th>操作</th> </tr> <tr th:each="user : ${userList}"> <td><input th:type="checkbox" th:value="${user.id}" th:name="deleteId"/></td> <td th:text="${user.name}">abc</td> <td th:text="${user.age}">15</td> <td><a th:href="‘getUserDetailForm?id=‘ + ${user.id}">修改</a></td> </tr> </table> </body> </html>
user_detail.html
<!DOCTYPE html> <html lang="en" xmlns:th="http://www.thymeleaf.org"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <div th:if="${user} eq null"> <form th:action="addUser" th:method="post"> </div> <div th:if="${user} ne null"> <form th:action="updateUser" th:method="post"> </div> <table> <tr> <th>用户名</th> <td><input th:type="text" th:name="name" th:value="${user == null? ‘‘ : user.name}" th:title="请输入用户名"/></td> </tr> <tr> <th>密码</th> <td><input th:type="password" th:name="password" th:title="请输入密码"/></td> </tr> <tr> <th>年龄</th> <td><input th:type="number" th:name="age" th:value="${user == null? ‘‘ : user.age}" th:title="请输入年龄"/></td> </tr> <tr><td th:colspan="2" ><input th:type="submit" th:value="提交" /></td></tr> </table> <input th:type="hidden" th:name="id" th:value="${user == null? null : user.id}" /> </form> </body> </html>
效果图
参考资料
https://www.cnblogs.com/aflyun/p/6421441.html
https://www.jianshu.com/p/b997449183e3
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