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📄 afficheimpl.java

📁 野蔷薇论坛源码 java 自己看看吧。 学习用
💻 JAVA
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/*
 * Created on 2005-10-31
 * Last modified on 2007-11-3
 * Powered by YeQiangWei.com
 */
package com.yeqiangwei.club.dao.hibernate.impl;

import java.util.List;

import org.hibernate.HibernateException;

import com.yeqiangwei.club.dao.AfficheDAO;
import com.yeqiangwei.club.dao.hibernate.support.HibernateFacade;
import com.yeqiangwei.club.dao.hibernate.support.HibernateProvider;

import com.yeqiangwei.club.dao.model.Affiche;
import com.yeqiangwei.club.exception.DAOException;
import com.yeqiangwei.club.param.AfficheParameter;


public class AfficheImpl implements AfficheDAO{
	
	private static final String FIND_AFFICHEID = "from Affiche where afficheId=?";
	
	private static final String FIND_ALL = "from Affiche order by afficheId desc";
	
	private static final String COUNT_ALL = "select count(afficheId) from Affiche order by afficheId desc";
	
	private static final String DELETE_AFFICHEID = "delete from Affiche where afficheId=?";
	
	private static final String DELETES_AFFICHEID = "delete from Affiche where afficheId in (:ids)";
	
    
	public void create(Affiche item) throws DAOException {
		HibernateProvider<Affiche> facade = new HibernateFacade<Affiche>();
		try{
			facade.save(item);
		}catch(HibernateException e){
			throw new DAOException(e);
		}
	}
				
    public void update(Affiche item) throws DAOException {
        HibernateProvider<Affiche> facade = new HibernateFacade<Affiche>();
        try{
			facade.update(item);
		}catch(HibernateException e){
			throw new DAOException(e);
		}
    }
    
    public int delete(Affiche item) throws DAOException {
    	HibernateProvider<Affiche> facade = new HibernateFacade<Affiche>();
		facade.createQuery(DELETE_AFFICHEID);
		facade.setInt(0, item.getAfficheId());
		try{
			return facade.executeUpdate();
		}catch(HibernateException e){
			throw new DAOException(e);
		}
    }
    
	public int delete(List<Integer> ids) throws DAOException {
		HibernateProvider<Affiche> facade = new HibernateFacade<Affiche>();
		facade.createQuery(DELETES_AFFICHEID);
		facade.setParameterList("ids", ids);
		try{
			return facade.executeUpdate();
		}catch(HibernateException e){
			throw new DAOException(e);
		}
	}
	
	public Affiche findById(int id) {
        HibernateFacade<Affiche> facade = new HibernateFacade<Affiche>(FIND_AFFICHEID);
        facade.setInt(0, id);
        facade.setCacheable(true); 
        facade.setMaxResults(1);
        return facade.uniqueResult();
	}

	public List<Affiche> findByParameter(AfficheParameter param) {
        StringBuffer hql = new StringBuffer();
        hql.append("from Affiche ");
        if(param.getForumId()!=null){
            hql.append(" where forumId=");
            hql.append(param.getForumId().intValue());
            hql.append(" or forumId=-1");
        }
        hql.append(" order by afficheId desc");
		HibernateProvider<Affiche> facade = new HibernateFacade<Affiche>();
    	facade.createQuery(hql);
    	facade.setFirstResult(param.getPagination().getStartRow());
        facade.setMaxResults(param.getPagination().getEndRow());
		return facade.executeQuery();  
	}

	public long countByParameter(AfficheParameter param) {
        StringBuffer hql = new StringBuffer();
        hql.append("select count(afficheId) from Affiche ");
        if(param.getForumId()!=null){
            hql.append(" where forumId=");
            hql.append(param.getForumId().intValue());
            hql.append(" or forumId=-1");
        }
        hql.append(" order by afficheId desc");
        HibernateProvider<Affiche> facade = new HibernateFacade<Affiche>();
    	facade.createQuery(hql);
		return facade.resultTotal();
	}

	public List<Affiche> findAll(AfficheParameter param) {
		HibernateProvider<Affiche> facade = new HibernateFacade<Affiche>();
    	facade.createQuery(FIND_ALL);
    	facade.setFirstResult(param.getPagination().getStartRow());
        facade.setMaxResults(param.getPagination().getEndRow());
		return facade.executeQuery();  
	}

	public long countAll(AfficheParameter param) {
		HibernateProvider<Affiche> facade = new HibernateFacade<Affiche>();
    	facade.createQuery(COUNT_ALL);
		return facade.resultTotal();
	}

}

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