本文介绍bbossgroups持久层ConfigSQLExecutor组件的典型用法-预编译操作
本文分三部分：
1.dao层写法
2.sql配置文件配置方法（可以支持多种数据库sql配置）
3.涉及的datasource的配置
第一部分 dao层写法

package com.chinacreator.tjbb.dao.impl;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;



import com.chinacreator.tjbb.dao.SjxftjDao;
import com.chinacreator.tjbb.dto.DssjxfTj;
import com.chinacreator.tjbb.dto.SjxftjDto;
import com.frameworkset.common.poolman.ConfigSQLExecutor;
import com.frameworkset.common.poolman.Record;
import com.frameworkset.common.poolman.handle.NullRowHandler;


public class SjxftjDaoImpl implements SjxftjDao{
	public static final String DBNAME = "stsmc";
	private static ConfigSQLExecutor executor = new ConfigSQLExecutor("com/chinacreator/tjbb/dao/impl/stxftj.xml");

	public List<SjxftjDto> findSjxftjList()  throws Exception{		
		return executor.queryListWithDBName(SjxftjDto.class, DBNAME, "findSjxftjList");
	}

	public List<DssjxfTj> findDstjList(String startDate,String endDate, String tbname) throws Exception{
		return executor.queryListWithDBName(DssjxfTj.class, DBNAME, "findDstjList", startDate,endDate,tbname);
	}

	public List<String> findDsMcList(String date) throws Exception{
		final List<String> list = new ArrayList<String>();
		executor.queryWithDBNameByNullRowHandler(new NullRowHandler() {
			@Override
			public void handleRow(Record record) throws Exception {
				list.add(record.getString("DSMC"));
			}
		}, DBNAME, "findDsMcList", date);
		return list;
	}


	
	
	public Map<String, String> findDsMcMap(String startDate,String endDate) throws Exception {
		final Map<String, String>  map = new HashMap<String, String>();
		executor.queryWithDBNameByNullRowHandler(new NullRowHandler() {
			@Override
			public void handleRow(Record record) throws Exception {
				String mc = record.getString("DSMC");
				String dm = record.getString("DSDM");
				map.put(dm, mc);
			}
		}, DBNAME, "findDsMcMap", startDate,endDate);
		
		return map;
	}
}