mybatis配置驼峰赋值 dao -> entity

package com.example.xyshfx.config;

import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.mybatis.spring.SqlSessionTemplate;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Lazy;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.mybatis.spring.annotation.MapperScan;

import javax.sql.DataSource;

@Configuration
@MapperScan("com.example.xyshfx.dao")
public class MyBatisConfig {
    @Bean
    @Lazy
    public SqlSessionFactory sqlSessionFactory(DataSource dataSource) throws Exception {
        SqlSessionFactoryBean factoryBean = new SqlSessionFactoryBean();
        factoryBean.setDataSource(dataSource);
        factoryBean.setMapperLocations(
                new PathMatchingResourcePatternResolver().getResources("classpath:mapper/*.xml")
        );
        org.apache.ibatis.session.Configuration configuration = new org.apache.ibatis.session.Configuration();
        // 开启驼峰命名映射
        configuration.setMapUnderscoreToCamelCase(true);
        factoryBean.setConfiguration(configuration);
        return factoryBean.getObject();
    }
    @Bean
    @Lazy
    public SqlSessionTemplate sqlSessionTemplate(SqlSessionFactory sqlSessionFactory) {
        return new SqlSessionTemplate(sqlSessionFactory);
    }


}