JavaWeb项目开发案例精粹-第6章报价管理系统-04Service层
1.
package com.sanqing.service; import com.sanqing.dao.DAO;
import com.sanqing.po.Customer;
/**
* 客户业务接口
*/
public interface CustomerService extends DAO<Customer> { }
2.
package com.sanqing.service; import com.sanqing.dao.DAO;
import com.sanqing.po.Order;
/**
* 订单业务接口
*/
public interface OrderService extends DAO<Order> { }
3.
package com.sanqing.service; import com.sanqing.dao.DAO;
import com.sanqing.po.Product;
/**
* 产品业务接口
*/
public interface ProductService extends DAO<Product> { }
4.
package com.sanqing.service; import com.sanqing.dao.DAO;
import com.sanqing.po.ProductType;
/**
* 产品类别业务接口
*/
public interface ProductTypeService extends DAO<ProductType> { }
5.
package com.sanqing.service; import com.sanqing.dao.DAO;
import com.sanqing.po.Quotation;
/**
* 报价业务接口
*/
public interface QuotationService extends DAO<Quotation> { }
6.
package com.sanqing.service; import com.sanqing.dao.DAO;
import com.sanqing.po.User; /**
* 用户业务接口
*/
public interface UserService extends DAO<User> { /**
* 判断用户是否存在
* @param username 用户名
* @param password 密码
* @return
*/
public boolean login(String username, String password) ;
}
7.
package com.sanqing.serviceImpl; import org.springframework.stereotype.Service; import com.sanqing.dao.DaoSupport;
import com.sanqing.po.Customer;
import com.sanqing.service.CustomerService; @Service
public class CustomerServiceImpl extends DaoSupport<Customer> implements
CustomerService { }
8.
package com.sanqing.serviceImpl;
import java.util.Date; import org.springframework.stereotype.Service; import com.sanqing.dao.DaoSupport;
import com.sanqing.po.Order;
import com.sanqing.service.OrderService; @Service
public class OrderServiceImpl extends DaoSupport<Order> implements OrderService { @Override
public void save(Object entity) {
Order order = (Order)entity;
order.setOrderTime(new Date());
super.save(order);
} @Override
public void update(Object entity) {
Order order = (Order)entity;
order.setOrderTime(new Date());
super.update(entity);
}
}
9.
package com.sanqing.serviceImpl;
import org.springframework.stereotype.Service; import com.sanqing.dao.DaoSupport;
import com.sanqing.po.Product;
import com.sanqing.service.ProductService; @Service
public class ProductServiceImpl extends DaoSupport<Product> implements ProductService { }
10.
package com.sanqing.serviceImpl; import org.springframework.stereotype.Service; import com.sanqing.dao.DaoSupport;
import com.sanqing.po.ProductType;
import com.sanqing.service.ProductTypeService; @Service
public class ProductTypeServiceImpl extends DaoSupport<ProductType> implements
ProductTypeService {
}
11.
package com.sanqing.serviceImpl; import java.util.Date; import org.springframework.stereotype.Service; import com.sanqing.dao.DaoSupport;
import com.sanqing.po.Quotation;
import com.sanqing.service.QuotationService; @Service
public class QuotationServiceImpl extends DaoSupport<Quotation> implements
QuotationService { @Override
public void save(Object entity) {
Quotation quotation = (Quotation)entity;
quotation.setQuotationTime(new Date());
super.save(entity);
} @Override
public void update(Object entity) {
Quotation quotation = (Quotation)entity;
quotation.setQuotationTime(new Date());
super.update(entity);
} }
12.
package com.sanqing.serviceImpl; import org.springframework.stereotype.Service; import com.sanqing.dao.DaoSupport;
import com.sanqing.po.User;
import com.sanqing.service.UserService; @Service
public class UserServiceImpl extends DaoSupport<User> implements UserService { public boolean login(String username, String password) {
long count = (Long)em.createQuery("select count(o) from User o where o.username=?1 and o.password=?2")
.setParameter(1, username).setParameter(2, password).getSingleResult();
return count>0;
} }
13.
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