GenericJpaRepositoryFactory.java 文件源码

public GenericJpaRepositoryFactory(EntityManager entityManager , SqlSessionTemplate sqlSessionTemplate) {
    super(entityManager) ;
    //设置当前类的实体管理器
    this.entityManager = entityManager ;
    //设置sqlSessionTemplate，线程安全
    this.sqlSessionTemplate = sqlSessionTemplate ;

    this.extractor = PersistenceProvider.fromEntityManager(entityManager);
}