datasourceservice.java

来自「管理公司合同」· Java 代码 · 共 75 行

/*
 * Created on 2006-11-11 10:52:07
 *
 * By Yehailong
 * Copyright juneng.com.cn, 2005-2006, All rights reserved.
 */
package cn.com.juneng.system.service;

import java.util.List;
import java.io.Serializable;
import cn.com.juneng.system.common.COMMON;
import cn.com.juneng.system.vo.DataSourceVOImpl;
import cn.com.juneng.system.dao.DataSourceDAO;

/**
 * service类，由Spring容器注入DAO实现，并管理事务性
 * @author yehailong
 */
public class DataSourceService {
	private DataSourceDAO dataSourceDAO;

	/**
	 * spring注入dao实现
	 * @param dataSourceDAO
	 */
	public void setDataSourceDAO(DataSourceDAO dataSourceDAO) {
		this.dataSourceDAO = dataSourceDAO;
	}

	public DataSourceDAO getDataSourceDAO() {
		return this.dataSourceDAO;
	}

	public void remove(Serializable[] key)throws Exception{
		if(key!=null){
			for (int i=0;i<key.length ;i++ ){ 
				dataSourceDAO.remove(key[i]);
			}
		}
	}

	public DataSourceVOImpl findByPrimaryKey(String key)throws Exception{
		return dataSourceDAO.findByPrimaryKey(key);
	}

	public void create(Object obj)throws Exception{
		dataSourceDAO.create(obj);
	}

	public void update(Object obj)throws Exception{
		dataSourceDAO.update(obj);
	}

	public List getList(String queryHql,String orderHql,int start, int maxResults) throws Exception {
		String hql = "from DataSourceVOImpl ";
		if(!COMMON.isEmpty(queryHql)){
			hql += "where "+queryHql;
		}
		if(COMMON.isEmpty(orderHql)){
			orderHql = " order by sourceId desc";
		}
		hql += " "+orderHql;

		return dataSourceDAO.find(hql,start,maxResults);
	}

	public int getRowCount(String queryHql){
		String hql = "from DataSourceVOImpl ";
		if(!COMMON.isEmpty(queryHql)){
			hql += "where "+queryHql;
		}
		return dataSourceDAO.getRowCount(hql,null);
	}
}