hibernatepricingdao.java

EJB+Hibernate+Spring 电信计费系统

package tarena.netctoss.dao;

import java.util.*;

import tarena.netctoss.exception.*;
import tarena.netctoss.model.*;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
import org.springframework.orm.hibernate3.HibernateCallback;
import org.hibernate.Session;
import java.sql.SQLException;
import org.hibernate.HibernateException;
import org.hibernate.Query;

public class HibernatePricingDAO extends HibernateDaoSupport implements PricingDAO {
    /**
     * deletePricing
     *
     * @param pricing Tpricing
     * @throws InfrastructureException
     * @todo Implement this tarena.netctoss.dao.PricingDAO method
     */
    public void deletePricing(Tpricing pricing) throws InfrastructureException {
        try{
            this.getHibernateTemplate().delete(pricing);
        }catch(Exception e){
            e.printStackTrace();
            throw new InfrastructureException(e.getMessage());
        }
    }

    /**
     * deletePricing
     *
     * @param pricingId Long
     * @throws InfrastructureException
     * @todo Implement this tarena.netctoss.dao.PricingDAO method
     */
    public void deletePricing(Long pricingId) throws InfrastructureException {
        Tpricing pricing = new Tpricing();
        pricing.setPricingId(pricingId);
        try{
            this.getHibernateTemplate().delete(pricing);
        }catch(Exception e){
            e.printStackTrace();
            throw new InfrastructureException(e.getMessage());
        }
    }

    /**
     * deletePricings
     *
     * @param pricingId Long[]
     * @throws InfrastructureException
     * @todo Implement this tarena.netctoss.dao.PricingDAO method
     */
    public void deletePricings(Long[] pricingId) throws InfrastructureException {
        final StringBuffer sql = new StringBuffer(
                "delete from Tpricing pricing where pricing.pricingId in(");
        for (int i = 0; i < pricingId.length; i++) {
            if (i == 0)
                sql.append(pricingId[i]);
            else
                sql.append("," + pricingId[i]);
        }
        sql.append(")");

        try {
            this.getHibernateTemplate().execute(new HibernateCallback() {
                public Object doInHibernate(Session session) throws SQLException,
                        HibernateException {
                    Query query = session.createQuery(sql.toString());
                    query.executeUpdate();
                    return null;
                }
            });
        } catch (Exception e) {
            e.printStackTrace();
            throw new InfrastructureException(e.getMessage());
        }
    }
    /**
     * insertPricing
     *
     * @param pricing Tpricing
     * @throws InfrastructureException
     * @todo Implement this tarena.netctoss.dao.PricingDAO method
     */
    public void insertPricing(Tpricing pricing) throws InfrastructureException {
        try{
            this.getHibernateTemplate().save(pricing);
        }catch(Exception e){
            e.printStackTrace();
            throw new InfrastructureException(e.getMessage());
        }
    }

    /**
     * selectAllPricing
     *
     * @return Collection
     * @throws InfrastructureException
     * @todo Implement this tarena.netctoss.dao.PricingDAO method
     */
    public Collection selectAllPricing() throws InfrastructureException {

        try{
            return (Collection)this.getHibernateTemplate().execute(new HibernateCallback() {
                public Object doInHibernate(Session session) throws SQLException,
                        HibernateException {
                    return session.createQuery("from Tpricing").list();
                }
            });
        }catch(Exception e){
            e.printStackTrace();
            throw new InfrastructureException(e.getMessage());
        }
    }

    /**
     * selectPricingByBaseFeeAndRateFee
     *
     * @param baseFee double
     * @param rateFee double
     * @return boolean
     * @throws InfrastructureException
     * @todo Implement this tarena.netctoss.dao.PricingDAO method
     */
    public boolean selectPricingByBaseFeeAndRateFee(double baseFee,
            double rateFee) throws InfrastructureException {

        final double baseFeeTemp = baseFee;
        final double rateFeeTemp = rateFee;

        Integer i = (Integer)this.getHibernateTemplate().execute(new HibernateCallback(){
            public Object doInHibernate(Session session) throws SQLException,
                    HibernateException {
                Query query = session.createQuery("select count(*) from Tpricing pricing where pricing.baseFee=? and pricing.rateFee=?");
                return query.setDouble(0,baseFeeTemp).setDouble(1,rateFeeTemp).uniqueResult();
            }

        });

        if(i.intValue()==0){
            return false;
        }else{
            return true;
        }

    }

    /**
     * selectPricingById
     *
     * @param pricingId Long
     * @return Tpricing
     * @throws InfrastructureException
     * @todo Implement this tarena.netctoss.dao.PricingDAO method
     */
    public Tpricing selectPricingById(Long pricingId) throws
            InfrastructureException {
        try{
            return (Tpricing)this.getHibernateTemplate().load(Tpricing.class,
                    pricingId);
        }catch(Exception e){
            e.printStackTrace();
            throw new InfrastructureException(e.getMessage());
        }
    }

    /**
     * updatePricing
     *
     * @param pricing Tpricing
     * @throws InfrastructureException
     * @todo Implement this tarena.netctoss.dao.PricingDAO method
     */
    public void updatePricing(Tpricing pricing) throws InfrastructureException {
        try{
            this.getHibernateTemplate().update(pricing);
        }catch(Exception e){
            e.printStackTrace();
            throw new InfrastructureException(e.getMessage());
        }
    }
}