用XML配置JDBC的批处理

import java.io.FileNotFoundException;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Map;

import javax.xml.bind.JAXBException;


public class QueryBtwRecharge {

	public void query() throws FileNotFoundException, JAXBException, ClassNotFoundException, SQLException{
		
		ConnConfReader connConfReader=new ConnConfReader();
		Map<String,String> map=connConfReader.getConnConf();
		
		String dbDriver=map.get("dbDriver");
		String url=map.get("url");
		String user=map.get("user");
		String password=map.get("password");
		String sql=map.get("sql");
		
		Class.forName(dbDriver);
		Connection conn=DriverManager.getConnection(url, user, password);
		Statement stmt=conn.createStatement();
		ResultSet rs=stmt.executeQuery(sql);
		while(rs.next()){
			
//			System.out.println(rs.getString("cardnum")+"\t"+
//					rs.getString("total_fee")+"\t"+
//					rs.getString("createdate")+"\t"+
//					rs.getString("ip")+"\t"+
//					rs.getString("buyer_email")+"\t"
//			);
			
			System.out.println(rs.getString(1)+"\t"+
					rs.getString(2)+"\t"+
					rs.getString(3)+"\t"+
					rs.getString(4)+"\t"
			);
		}
		
		if(rs!=null){rs.close();}
		if(stmt!=null){stmt.close();}
		if(conn!=null){conn.close();}
	}
}