在SpringBoot中使用MyBatis如何实现一个应用访问功能

<&#63;xml version="1.0" encoding="UTF-8"&#63;><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>com.example</groupId>  <artifactId>example</artifactId>  <version>1.0-SNAPSHOT</version>  <packaging>jar</packaging> //这里设置为jar,因为我们会使用jar包部署运行  <parent>    <groupId>org.springframework.boot</groupId>    <artifactId>spring-boot-starter-parent</artifactId>    <version>1.4.2.RELEASE</version>  </parent>  <dependencies>    <dependency>      <groupId>org.springframework.boot</groupId>      <artifactId>spring-boot-starter-web</artifactId>    </dependency>    <!-- https://mvnrepository.com/artifact/org.mybatis/mybatis -->    <dependency>      <groupId>org.mybatis.spring.boot</groupId>      <artifactId>mybatis-spring-boot-starter</artifactId> //Mybatis的jar包      <version>1.1.1</version>    </dependency>    <dependency>      <groupId>org.codehaus.jackson</groupId>      <artifactId>jackson-mapper-asl</artifactId> //json数据格式和对象的转换jar包      <version>1.9.8</version>      <type>jar</type>      <scope>compile</scope>    </dependency>    <dependency>      <groupId>com.h3database</groupId> //内嵌数据库      <artifactId>h3</artifactId>       <version>1.3.156</version>    </dependency>    <dependency>      <groupId>org.projectlombok</groupId>      <artifactId>lombok</artifactId> //lombok插件,方便model对象的处理      <version>1.16.2</version>    </dependency>    <!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->    <dependency>      <groupId>mysql</groupId>      <artifactId>mysql-connector-java</artifactId> //mysql驱动      <version>5.1.18</version>    </dependency>  </dependencies>  <build>    <finalName>example</finalName> //打包后的jar包名称    <plugins>      <plugin>        <groupId>org.springframework.boot</groupId>        <artifactId>spring-boot-maven-plugin</artifactId> //必须要的SpringBoot继承的maven插件，缺少了无法打包jar。        <executions>          <execution>            <goals>              <goal>repackage</goal>            </goals>          </execution>        </executions>      </plugin>      <plugin>        <artifactId>maven-resources-plugin</artifactId> //因为jar包中可能存在很多其他的配置资源,例如mapper文件所以打包为jar包需要将其加入，所以需要此资源打包插件        <version>2.5</version>        <executions>          <execution>            <id>copy-xmls</id>            <phase>process-sources</phase>            <goals>              <goal>copy-resources</goal>            </goals>            <configuration>              <outputDirectory>${basedir}/target/classes</outputDirectory>              <resources>                <resource>                  <directory>${basedir}/src/main/java</directory>                  <includes>                    <include>***.properties</include>          <include>***.tld</include>        </includes>        <filtering>false</filtering>      </resource>      <resource>        <directory>src/main/java</directory>        <includes>          <include>***.xml</include>          <include>**/*.tld</include>        </includes>        <filtering>false</filtering>      </resource>    </resources>  </build>  <repositories>//设置仓库    <repository>      <id>spring-milestone</id>      <url>http://repo.spring.io/libs-release</url>    </repository>  </repositories></project>