hibernatecustomers.java

Enjoy Web Dev With Tapestry 一书的源代码

package com.ttdev.customerCRUD;

import java.util.*;

import org.hibernate.*;

public class HibernateCustomers implements Customers {
	private SessionOwner sessionOwner;

	private Session getSession() {
		return sessionOwner.getSession();
	}
	public List listAll() {
		Session session = getSession();
		Query query = session.createQuery("select c from Customer as c");
		return query.list();
	}

	public void delete(Long id) {
		Session session = getSession();
		session.delete(session.load(Customer.class, id));
	}

	public Customer get(Long id) {
		Session session = getSession();
		return (Customer) session.load(Customer.class, id);
	}

	public void setSessionOwner(SessionOwner sessionOwner) {
		this.sessionOwner = sessionOwner;
	}

	public void save(Customer customer) {
		Session session = getSession();
		session.save(customer);
	}
}