p45。。。。。。。。。。。

0Service 

public class CustomerServiceImpl implements * CustomerService ( 

@AutOwired 

CustomerDaOCustomerDaO; 

//添加客户信息

publicint saveCustomer(Customer customer){ 

return CustomerDao.saveCuStomer(Customer)i 

H 

//获取所有客户信息

public List<Customer>getAl1Customer()一

return customerDao.getA11Customer(); 

e 

1/根据id查询客户信息

public Customer getCustomerById (Integer id) ( 
return customerDao.getCustomerById (íd); 
1/修改客户信息public int updateCustomer(Customer customer){ 
return customerDao.updateCustomer (customer); 
SapoИ
1/删除客户信息
pub1ic int deleteCustomer(Integerid){ 
returncustomerDao.deleteCustomer(id);