问题：
Field adminUserDao in com.xjj.service.impl.AdminUserServiceImpl required a bean of type 'com.xjj.dao.AdminUserDao' that could not be found.
The injection point has the following annotations:
- @org.springframework.beans.factory.annotation.Autowired(required=true)
Action:
Consider defining a bean of type 'com.xjj.dao.AdminUserDao' in your configuration.
解决：