ServiceApplication.java

package com.gelvshi;


import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.tomcat.jdbc.pool.DataSource;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ImportResource;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.transaction.PlatformTransactionManager;

@ConfigurationProperties(prefix="spring")
@SpringBootApplication
@ImportResource({"classpath:config/spring-dubbo.xml"})
public class ServiceApplication {

    @Autowired
    private DataSource dataSource;


    //提供SqlSeesion   这里相当于配置spring的bean
    @Bean
    public SqlSessionFactory sqlSessionFactoryBean() throws Exception {
        SqlSessionFactoryBean sqlSessionFactoryBean = new SqlSessionFactoryBean();
        sqlSessionFactoryBean.setDataSource(dataSource);
        PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
        sqlSessionFactoryBean.setMapperLocations(resolver.getResources("classpath:com/gelvshi/mapper/*.xml"));
        sqlSessionFactoryBean.setTypeAliasesPackage("com.gelvshi.domain");

        return sqlSessionFactoryBean.getObject();
    }
    @Bean
    public PlatformTransactionManager transactionManager() {
        return new DataSourceTransactionManager(dataSource);
    }


    public static void main(String[] args) {
        SpringApplication.run(ServiceApplication.class,args);
    }

}