orderlinedao.java

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package crm.dao.other;

import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import crm.entity.other.OrderLineEntity;

/**
 * Data access object (DAO) for domain model class OrderLineEntity.
 * 
 * @see crm.entity.other.OrderLineEntity
 * @author MyEclipse Persistence Tools
 */

public class OrderLineDAO extends HibernateDaoSupport {
	private static final Log log = LogFactory.getLog(OrderLineDAO.class);

	// property constants
	public static final String ODD_COUNT = "oddCount";

	public static final String ODD_UNIT = "oddUnit";

	public static final String ODD_PRICE = "oddPrice";

	protected void initDao() {
		// do nothing
	}

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

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

	/**
	 * 删除方法(根据id删除)
	 */
	public void delete(int id)
	{
		long lid=id;    //将int型转换成long型
		this.delete(this.findById(lid));
	}
	
	public OrderLineEntity findById(java.lang.Long id) {
		log.debug("getting OrderLineEntity instance with id: " + id);
		try {
			OrderLineEntity instance = (OrderLineEntity) getHibernateTemplate()
					.get("crm.entity.other.OrderLineEntity", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(OrderLineEntity instance) {
		log.debug("finding OrderLineEntity instance by example");
		try {
			List results = getHibernateTemplate().findByExample(instance);
			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 OrderLineEntity instance with property: "
				+ propertyName + ", value: " + value);
		try {
			String queryString = "from OrderLineEntity as model where model."
					+ propertyName + "= ?";
			return getHibernateTemplate().find(queryString, value);
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findByOddCount(Object oddCount) {
		return findByProperty(ODD_COUNT, oddCount);
	}

	public List findByOddUnit(Object oddUnit) {
		return findByProperty(ODD_UNIT, oddUnit);
	}

	public List findByOddPrice(Object oddPrice) {
		return findByProperty(ODD_PRICE, oddPrice);
	}

	public List findAll() {
		log.debug("finding all OrderLineEntity instances");
		try {
			String queryString = "from OrderLineEntity";
			return getHibernateTemplate().find(queryString);
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

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

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

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

	public static OrderLineDAO getFromApplicationContext(
			ApplicationContext ctx) {
		return (OrderLineDAO) ctx.getBean("OrderLineEntityDAO");
	}
}