spring boot mybatis多數據源 去xml轉駝峯失敗

package com.artifact.api.config;

import javax.sql.DataSource;

import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.mybatis.spring.SqlSessionTemplate;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.autoconfigure.jdbc.DataSourceBuilder;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.springframework.core.io.support.ResourcePatternResolver;
/**
 * 多數據源配置
 * @description OtherDataSourceConfig.java
 * @author LI
 * @date 2018年10月26日 下午3:00:10
 */
@Configuration
@MapperScan(basePackages = {"com.artifact.api.othermapper"}, sqlSessionTemplateRef = "otherSqlSessionTemplate")
public class OtherDataSourceConfig {
	
	    @Bean(name = "otherDB")
	    @ConfigurationProperties(prefix = "spring.datasource.db2") // application.properteis中對應屬性的前綴
	    public DataSource dataSource1() {
	        return DataSourceBuilder.create().build();
	    }
	    @Bean
	    public SqlSessionFactory otherSqlSessionFactory(@Qualifier("otherDB") DataSource dataSource)throws Exception{
	        SqlSessionFactoryBean bean= new SqlSessionFactoryBean();
	        bean.setDataSource(dataSource);
	        //添加XML目錄
	        ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
	        try{
	        	bean.setMapperLocations(resolver.getResources("classpath*:com/artifact/api/othermapper/xml/*.xml"));
                //在配置中加上這句代碼 多數據源轉駝峯就OK了
	        	bean.getObject().getConfiguration().setMapUnderscoreToCamelCase(true);
	        	return bean.getObject();
	        }catch(Exception e){
	        	e.printStackTrace();
	        	throw new RuntimeException(e);
	        }
	    }
	    
	    @Bean
	    public SqlSessionTemplate otherSqlSessionTemplate(@Qualifier("otherSqlSessionFactory") SqlSessionFactory sqlSessionFactory ) throws Exception {
	    	// 使用上面配置的Factory
	    	SqlSessionTemplate template = new SqlSessionTemplate(sqlSessionFactory);
	    	return template;
	    }
}