spring boot使用JPA，不采用 继承，运行报错求大神指导

Question

目录结构如上图所示，请问我应该怎么配置使用，扫描包需要配置子目录吗？
启动异常如下，求大神指点：
Error starting ApplicationContext. To display the auto-configuration report re-run your application with 'debug' enabled.
2017-10-20 09:19:48.906 ERROR 13288 --- [ main] o.s.b.d.LoggingFailureAnalysisReporter :

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APPLICATION FAILED TO START

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Description:

Parameter 0 of constructor in org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration required a bean of type 'javax.sql.DataSource' that could not be found.
- Bean method 'dataSource' not loaded because @ConditionalOnProperty (spring.datasource.jndi-name) did not find property 'jndi-name'
- Bean method 'dataSource' not loaded because @ConditionalOnBean (types: org.springframework.boot.jta.XADataSourceWrapper; SearchStrategy: all) did not find any beans

Action:

Consider revisiting the conditions above or defining a bean of type 'javax.sql.DataSource' in your configuration.

Answer 1

都说了不采用 继承JpaRepository，网上全是继承 JpaRepository教程，这个我知道，有大神指教下吗？