读取.properties配置文件

package util;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Properties;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFFont;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.hssf.util.HSSFColor;

public class Test{
    public static void main (String[] args) throws IOException{
        Properties pro = new Properties();
        FileInputStream in =null;
        try{
            in = new FileInputStream("config\\db.properties");
        }catch (FileNotFoundException e){
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        pro.load(in);
        System.out.println (pro.getProperty ("driverName"));
        
//       
    }
}