Spring框架引入MyBatis框架并完成Service层的实现与编写并配置mybatis-config配置-----Spring框架

Love The Way You Lie 2024-03-02 08:53 49阅读 0赞

>     <?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>com.powernode</groupId>
>         <artifactId>spring6-015-sm</artifactId>
>         <version>1.0-SNAPSHOT</version>
>         <packaging>jar</packaging>
>     
>         <repositories>
>             
>             <repository>
>                 <id>repository.spring.milestone</id>
>                 <name>Spring Milestone Repository</name>
>                 <url>https://repo.spring.io/milestone</url>
>             </repository>
>         </repositories>
>         <dependencies>
>             
>             <dependency>
>                 <groupId>org.springframework</groupId>
>                 <artifactId>spring-context</artifactId>
>                 <version>6.1.0-M2</version>
>             </dependency>
>             <dependency>
>                 <groupId>org.springframework</groupId>
>                 <artifactId>spring-jdbc</artifactId>
>                 <version>6.1.0-M2</version>
>             </dependency>
>             <dependency>
>                 <groupId>mysql</groupId>
>                 <artifactId>mysql-connector-java</artifactId>
>                 <version>8.0.33</version>
>             </dependency>
>             <dependency>
>                 <groupId>org.mybatis</groupId>
>                 <artifactId>mybatis</artifactId>
>                 <version>3.5.10</version>
>             </dependency>
>             <dependency>
>                 <groupId>org.mybatis</groupId>
>                 <artifactId>mybatis-spring</artifactId>
>                 <version>3.0.2</version>
>             </dependency>
>             <dependency>
>                 <groupId>com.alibaba</groupId>
>                 <artifactId>druid</artifactId>
>                 <version>1.2.16</version>
>             </dependency>
>             <dependency>
>                 <groupId>junit</groupId>
>                 <artifactId>junit</artifactId>
>                 <version>4.13.2</version>
>                 <scope>test</scope>
>             </dependency>
>             
>             
>             
>             <dependency>
>                 <groupId>org.apache.logging.log4j</groupId>
>                 <artifactId>log4j-core</artifactId>
>                 <version>2.19.0</version>
>             </dependency>
>             <dependency>
>                 <groupId>org.springframework</groupId>
>                 <artifactId>spring-aspects</artifactId>
>                 <version>6.1.0-M2</version>
>             </dependency>
>             <dependency>
>                 <groupId>javax.annotation</groupId>
>                 <artifactId>javax.annotation-api</artifactId>
>                 <version>1.2</version>
>             </dependency>
>             <dependency>
>                 <groupId>org.apache.logging.log4j</groupId>
>                 <artifactId>log4j-slf4j2-impl</artifactId>
>                 <version>2.19.0</version>
>             </dependency>
>             <dependency>
>                 <groupId>com.github.pagehelper</groupId>
>                 <artifactId>pagehelper</artifactId>
>                 <version>5.3.2</version>
>             </dependency>
>             
>         </dependencies>
>         <properties>
>             <maven.compiler.source>17</maven.compiler.source>
>             <maven.compiler.target>17</maven.compiler.target>
>             <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
>         </properties>
>         
>         <build>
>             
>             <plugins>
>                 <plugin>
>                     
>                     <groupId>org.mybatis.generator</groupId>
>                     <artifactId>mybatis-generator-maven-plugin</artifactId>
>                     <version>1.4.2</version>
>                     
>                     <configuration>
>                         <overwrite>true</overwrite>
>                     </configuration>
>                     <dependencies>
>                         <dependency>
>                             <groupId>mysql</groupId>
>                             <artifactId>mysql-connector-java</artifactId>
>                             <version>8.0.33</version>
>                         </dependency>
>                     </dependencies>
>                 </plugin>
>             </plugins>
>         </build>
>     </project>
> 
>     <?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>com.powernode</groupId>
>         <artifactId>spring6-015-sm</artifactId>
>         <version>1.0-SNAPSHOT</version>
>         <packaging>jar</packaging>
>     
>         <repositories>
>             
>             <repository>
>                 <id>repository.spring.milestone</id>
>                 <name>Spring Milestone Repository</name>
>                 <url>https://repo.spring.io/milestone</url>
>             </repository>
>         </repositories>
>         <dependencies>
>             
>             <dependency>
>                 <groupId>org.springframework</groupId>
>                 <artifactId>spring-context</artifactId>
>                 <version>6.1.0-M2</version>
>             </dependency>
>             <dependency>
>                 <groupId>org.springframework</groupId>
>                 <artifactId>spring-jdbc</artifactId>
>                 <version>6.1.0-M2</version>
>             </dependency>
>             <dependency>
>                 <groupId>mysql</groupId>
>                 <artifactId>mysql-connector-java</artifactId>
>                 <version>8.0.33</version>
>             </dependency>
>             <dependency>
>                 <groupId>org.mybatis</groupId>
>                 <artifactId>mybatis</artifactId>
>                 <version>3.5.10</version>
>             </dependency>
>             <dependency>
>                 <groupId>org.mybatis</groupId>
>                 <artifactId>mybatis-spring</artifactId>
>                 <version>3.0.2</version>
>             </dependency>
>             <dependency>
>                 <groupId>com.alibaba</groupId>
>                 <artifactId>druid</artifactId>
>                 <version>1.2.16</version>
>             </dependency>
>             <dependency>
>                 <groupId>junit</groupId>
>                 <artifactId>junit</artifactId>
>                 <version>4.13.2</version>
>                 <scope>test</scope>
>             </dependency>
>             
>             
>             
>             <dependency>
>                 <groupId>org.apache.logging.log4j</groupId>
>                 <artifactId>log4j-core</artifactId>
>                 <version>2.19.0</version>
>             </dependency>
>             <dependency>
>                 <groupId>org.springframework</groupId>
>                 <artifactId>spring-aspects</artifactId>
>                 <version>6.1.0-M2</version>
>             </dependency>
>             <dependency>
>                 <groupId>javax.annotation</groupId>
>                 <artifactId>javax.annotation-api</artifactId>
>                 <version>1.2</version>
>             </dependency>
>             <dependency>
>                 <groupId>org.apache.logging.log4j</groupId>
>                 <artifactId>log4j-slf4j2-impl</artifactId>
>                 <version>2.19.0</version>
>             </dependency>
>             <dependency>
>                 <groupId>com.github.pagehelper</groupId>
>                 <artifactId>pagehelper</artifactId>
>                 <version>5.3.2</version>
>             </dependency>
>             
>         </dependencies>
>         <properties>
>             <maven.compiler.source>17</maven.compiler.source>
>             <maven.compiler.target>17</maven.compiler.target>
>             <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
>         </properties>
>         
>         <build>
>             
>             <plugins>
>                 <plugin>
>                     
>                     <groupId>org.mybatis.generator</groupId>
>                     <artifactId>mybatis-generator-maven-plugin</artifactId>
>                     <version>1.4.2</version>
>                     
>                     <configuration>
>                         <overwrite>true</overwrite>
>                     </configuration>
>                     <dependencies>
>                         <dependency>
>                             <groupId>mysql</groupId>
>                             <artifactId>mysql-connector-java</artifactId>
>                             <version>8.0.33</version>
>                         </dependency>
>                     </dependencies>
>                 </plugin>
>             </plugins>
>         </build>
>     </project>

>     <?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">
>     <configuration>
>         <settings>
>             
>             <setting name="lazyLoadingEnabled" value="true"/>
>             <setting name="mapUnderscoreToCamelCase" value="true"/>
>             <setting name="logImpl" value="STDOUT_LOGGING"/>
>             <setting name="cacheEnabled" value="true"/>
>         </settings>
>         <typeAliases>
>             <package name="com.powernode.bank.pojo"/>
>         </typeAliases>
>         
>         <plugins>
>             <plugin interceptor="com.github.pagehelper.PageInterceptor"></plugin>
>         </plugins>
>     </configuration>
> 
>     <?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">
>     <configuration>
>         <settings>
>             
>             <setting name="lazyLoadingEnabled" value="true"/>
>             <setting name="mapUnderscoreToCamelCase" value="true"/>
>             <setting name="logImpl" value="STDOUT_LOGGING"/>
>             <setting name="cacheEnabled" value="true"/>
>         </settings>
>         <typeAliases>
>             <package name="com.powernode.bank.pojo"/>
>         </typeAliases>
>         
>         <plugins>
>             <plugin interceptor="com.github.pagehelper.PageInterceptor"></plugin>
>         </plugins>
>     </configuration>

>     package com.powernode.bank.service;
>     
>     import com.powernode.bank.pojo.Account;
>     
>     import java.util.List;
>     
>     public interface AccountService
>     {
>         int save(Account act);
>         int deleteByActno(String actno);
>         int modify(Account account);
>         Account getByActno(String actno);
>         List<Account> getAll();
>         void transfer(String fromAct,String toAct,double money);
>     }
> 
>     package com.powernode.bank.service;
>     
>     import com.powernode.bank.pojo.Account;
>     
>     import java.util.List;
>     
>     public interface AccountService
>     {
>         int save(Account act);
>         int deleteByActno(String actno);
>         int modify(Account account);
>         Account getByActno(String actno);
>         List<Account> getAll();
>         void transfer(String fromAct,String toAct,double money);
>     }

>     package com.powernode.bank.service.impl;
>     
>     import com.powernode.bank.mappers.AccountMapper;
>     import com.powernode.bank.pojo.Account;
>     import com.powernode.bank.service.AccountService;
>     import org.springframework.stereotype.Service;
>     
>     import javax.annotation.Resource;
>     import java.util.List;
>     @Service("accountService")
>     public class AccountServiceImpl implements AccountService
>     {
>         @Resource
>         private AccountMapper accountMapper;
>         @Override
>         public int save(Account act) {
>             return accountMapper.insert(act);
>         }
>     
>         @Override
>         public int deleteByActno(String actno) {
>             return accountMapper.deleteByActno(actno);
>         }
>     
>         @Override
>         public int modify(Account account) {
>             return accountMapper.update(account);
>         }
>     
>         @Override
>         public Account getByActno(String actno) {
>             return accountMapper.selectByActno(actno);
>         }
>     
>         @Override
>         public List<Account> getAll() {
>             return accountMapper.selectAll();
>         }
>     
>         @Override
>         public void transfer(String fromAct, String toAct, double money) {
>             Account fromAccount = accountMapper.selectByActno(fromAct);
>             Account toAccount = accountMapper.selectByActno(toAct);
>             if(fromAccount.getBalance() < money)
>             {
>                 throw new RuntimeException();
>             }
>             fromAccount.setBalance(fromAccount.getBalance() - money);
>             toAccount.setBalance(toAccount.getBalance() + money);
>             int count = accountMapper.update(fromAccount);
>             count = count + accountMapper.update(toAccount);
>             if(count != 2)
>             {
>                 throw new RuntimeException();
>             }
>         }
>     }
> 
>     package com.powernode.bank.service.impl;
>     
>     import com.powernode.bank.mappers.AccountMapper;
>     import com.powernode.bank.pojo.Account;
>     import com.powernode.bank.service.AccountService;
>     import org.springframework.stereotype.Service;
>     
>     import javax.annotation.Resource;
>     import java.util.List;
>     @Service("accountService")
>     public class AccountServiceImpl implements AccountService
>     {
>         @Resource
>         private AccountMapper accountMapper;
>         @Override
>         public int save(Account act) {
>             return accountMapper.insert(act);
>         }
>     
>         @Override
>         public int deleteByActno(String actno) {
>             return accountMapper.deleteByActno(actno);
>         }
>     
>         @Override
>         public int modify(Account account) {
>             return accountMapper.update(account);
>         }
>     
>         @Override
>         public Account getByActno(String actno) {
>             return accountMapper.selectByActno(actno);
>         }
>     
>         @Override
>         public List<Account> getAll() {
>             return accountMapper.selectAll();
>         }
>     
>         @Override
>         public void transfer(String fromAct, String toAct, double money) {
>             Account fromAccount = accountMapper.selectByActno(fromAct);
>             Account toAccount = accountMapper.selectByActno(toAct);
>             if(fromAccount.getBalance() < money)
>             {
>                 throw new RuntimeException();
>             }
>             fromAccount.setBalance(fromAccount.getBalance() - money);
>             toAccount.setBalance(toAccount.getBalance() + money);
>             int count = accountMapper.update(fromAccount);
>             count = count + accountMapper.update(toAccount);
>             if(count != 2)
>             {
>                 throw new RuntimeException();
>             }
>         }
>     }