mapper配置文件中的namespace没有填:而且namespase的值应该填为:mapper的权限定名:否则还是会抛出异常 org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [applicationContext-Dao.xml]: Invocation of ini
错误代码 org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userServiceImpl': Injection of resource dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean
总结: 1.mybaits配置工2方面: i行为配置,如数据源的实现是否利用池pool的概念(POOLED – This implementation of DataSource pools JDBC Connection objects to avoid the initial connection and authentication time required to create a new Connection instance.This is a popular approach fo
开场知识: spring 容器注入bean,时容器初始化的一些接口以及接口调用的时间先后顺序: 1)BeanFactoryPostProcessor 容器初始化的回调方法 * BeanFactoryPostProcessor在spring容器初始化之后触发,而且只会触发一次 * 触发的时机比BeanPostProcessor早 @Component public class MyBeanFactoryPostProcessor implements BeanFactoryPostProcesso