上一篇文章中,我就对spring boot 整合mysql,Druid,atomikos,出了一个方案,但是相对还是代码比较多,但是这个对版本冲突,不兼容的影响较小,下面说说我认为最简单的配置:
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>${mybatis-spring-boot-starter.version}</version>
</dependency>
<!-- 阿里 连接池 -->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>${druid.version}</version>
</dependency>
<!--分布式事务支持 -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-jta-atomikos</artifactId>
</dependency>
spring:
jta:
enabled: true
service: com.atomikos.icatch.standalone.UserTransactionServiceFactory
max-actives: 200
enable-logging: false
atomikos:
datasource:
oneData:
unique-resource-name: dataSourceOne
xa-data-source-class-name: com.alibaba.druid.pool.xa.DruidXADataSource
xa-properties:
driverClassName: com.mysql.jdbc.Driver
username: root
url: jdbc:mysql://192.168.1.206:3306/testTwo?useUnicode=true&characterEncoding=utf-8&autoReconnect=true&failOverReadOnly=false
password: "1234"
twoData:
unique-resource-name: dataSourceTwo
xa-data-source-class-name: com.alibaba.druid.pool.xa.DruidXADataSource
xa-properties:
driverClassName: com.mysql.jdbc.Driver
username: root
url: jdbc:mysql://192.168.1.206:3306/testTwo?useUnicode=true&characterEncoding=utf-8&autoReconnect=true&failOverReadOnly=false
password: "1234"
logging:
level:
com.xin.dream.one.dao: debug
com.xin.dream.two.dao: debug
@Configuration
@MapperScan(basePackages = "com.xin.dream.one.dao", sqlSessionFactoryRef="oneSqlSessionFactory")
public class OneDatabaseConfig {
@Primary
@Bean(name = "oneDataSource", destroyMethod = "close")
@ConfigurationProperties(prefix = "spring.jta.atomikos.datasource.oneData")
public DataSource oneDataSource() {
return new AtomikosDataSourceBean();
}
@Primary
@Bean(name = "oneSqlSessionFactory")
public SqlSessionFactory oneSqlSessionFactory(@Qualifier("oneDataSource") DataSource oneDataSource)throws Exception {
SqlSessionFactoryBean bean = new SqlSessionFactoryBean();
bean.setDataSource(oneDataSource);
ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
bean.setMapperLocations(resolver.getResources("classpath:com/xin/dream/one/mapper/*.xml"));
return bean.getObject();
}
}
敲黑板了哦:DataSource其它数据源同上,不过不能要@Primary注解,数据库的配置根据自己的需求添加。 坑来了:如果你的数据库密码是纯数字,要加引号如:“1234”,不然会报错=数据类型不匹配。 PS:这个配置也木有加sqlsessiontemplate哈,不过还是建议加。