package com.shop.model;

import java.util.List;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.criterion.Example;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * A data access object (DAO) providing persistence and search support for User
 * entities. Transaction control of the save(), update() and delete() operations
 * can directly support Spring container-managed transactions or they can be
 * augmented to handle user-managed Spring transactions. Each of these methods
 * provides additional information for how to configure it for the desired type
 * of transaction control.
 * 
 * @see com.shop.model.User
 * @author MyEclipse Persistence Tools
 */

public class UserDAO extends BaseHibernateDAO {
	private static final Logger log = LoggerFactory.getLogger(UserDAO.class);
	// property constants
	public static final String USERNAME = "username";
	public static final String PASSWORD = "password";
	public static final String SEX = "sex";
	public static final String EDUCATION = "education";
	public static final String JOB = "job";
	public static final String FRIENDS = "friends";
	public static final String PIC = "pic";
	public static final String MESSAGE = "message";
	public static final String HOBBY = "hobby";
	public static final String PROVINCE = "province";
	public static final String CITY = "city";
	public static final String ADDRESS = "address";
	public static final String POST = "post";
	public static final String TELPHONE = "telphone";
	public static final String MOBILEPHONE = "mobilephone";

	public void save(User transientInstance) {
		log.debug("saving User instance");
		try {
			getSession().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(User persistentInstance) {
		log.debug("deleting User instance");
		try {
			getSession().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public User findById(java.lang.Integer id) {
		log.debug("getting User instance with id: " + id);
		try {
			User instance = (User) getSession().get("com.shop.model.User", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List<?> findByExample(User instance) {
		log.debug("finding User instance by example");
		try {
			List<?> results = getSession().createCriteria("com.shop.model.User")
					.add(Example.create(instance)).list();
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List<?> findByProperty(String propertyName, Object value) {
		log.debug("finding User instance with property: " + propertyName
				+ ", value: " + value);
		try {
			String queryString = "from User as model where model."
					+ propertyName + "= ?";
			Query queryObject = getSession().createQuery(queryString);
			queryObject.setParameter(0, value);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List<?> findByUsername(Object username) {
		return findByProperty(USERNAME, username);
	}

	public List<?> findByPassword(Object password) {
		return findByProperty(PASSWORD, password);
	}

	public List<?> findBySex(Object sex) {
		return findByProperty(SEX, sex);
	}

	public List<?> findByEducation(Object education) {
		return findByProperty(EDUCATION, education);
	}

	public List<?> findByJob(Object job) {
		return findByProperty(JOB, job);
	}

	public List<?> findByFriends(Object friends) {
		return findByProperty(FRIENDS, friends);
	}

	public List<?> findByPic(Object pic) {
		return findByProperty(PIC, pic);
	}

	public List<?> findByMessage(Object message) {
		return findByProperty(MESSAGE, message);
	}

	public List<?> findByHobby(Object hobby) {
		return findByProperty(HOBBY, hobby);
	}

	public List<?> findByProvince(Object province) {
		return findByProperty(PROVINCE, province);
	}

	public List<?> findByCity(Object city) {
		return findByProperty(CITY, city);
	}

	public List<?> findByAddress(Object address) {
		return findByProperty(ADDRESS, address);
	}

	public List<?> findByPost(Object post) {
		return findByProperty(POST, post);
	}

	public List<?> findByTelphone(Object telphone) {
		return findByProperty(TELPHONE, telphone);
	}

	public List<?> findByMobilephone(Object mobilephone) {
		return findByProperty(MOBILEPHONE, mobilephone);
	}

	public List<?> findAll() {
		log.debug("finding all User instances");
		try {
			String queryString = "from User";
			Query queryObject = getSession().createQuery(queryString);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public User merge(User detachedInstance) {
		log.debug("merging User instance");
		try {
			User result = (User) getSession().merge(detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(User instance) {
		log.debug("attaching dirty User instance");
		try {
			getSession().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(User instance) {
		log.debug("attaching clean User instance");
		try {
			getSession().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}
}