java读取properties文件的方法

public static void main(String[] args)  throws Exception{
Properties pro = new Properties();
/*InputStream is=new FileInputStream("src/config/test.properties");
pro.load(is);
is.close();
String sid = pro.getProperty("sex");
System.out.println(sid);
pro.setProperty("tt", "vvtest2");
pro.store(new FileOutputStream(new File("src/config/test.properties")), "test");*/

pro.load(new FileReader(new File("src/config/test.properties")));
System.out.println(pro.getProperty("mingzi"));
pro.setProperty("zhan", "测试写入2");
pro.store(new FileWriter(new File("src/config/test.properties")), "tt comment");
}