dataareaschemedaoimpl.java

来自「基于Sturts+Spring+Hibernate的一个高级销售管理系统。内容丰」· Java 代码 · 共 157 行

package com.yuanchung.sales.dao.admin;

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 com.yuanchung.sales.model.admin.DataAreaScheme;

/**
 * A data access object (DAO) providing persistence and search support for
 * DataAreaScheme 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.yuanchung.sales.model.admin.DataAreaScheme
 * @author MyEclipse Persistence Tools
 */

public class DataAreaSchemeDAOImpl extends HibernateDaoSupport implements DataAreaSchemeDAO{
	private static final Log log = LogFactory.getLog(DataAreaSchemeDAOImpl.class);
	// property constants
	public static final String SCHEME_NAME = "schemeName";
	public static final String TREEVIEW_IDS = "treeviewIds";
	public static final String REMARK = "remark";

	protected void initDao() {
		// do nothing
	}

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

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

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

	public List findByExample(DataAreaScheme instance) {
		log.debug("finding DataAreaScheme 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 DataAreaScheme instance with property: "
				+ propertyName + ", value: " + value);
		try {
			String queryString = "from DataAreaScheme 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 findBySchemeName(Object schemeName) {
		return findByProperty(SCHEME_NAME, schemeName);
	}

	public List findByTreeviewIds(Object treeviewIds) {
		return findByProperty(TREEVIEW_IDS, treeviewIds);
	}

	public List findByRemark(Object remark) {
		return findByProperty(REMARK, remark);
	}

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

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

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

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

	public static DataAreaSchemeDAOImpl getFromApplicationContext(
			ApplicationContext ctx) {
		return (DataAreaSchemeDAOImpl) ctx.getBean("DataAreaSchemeDAO");
	}
}