java解析properties文件

 

 

Properties properties = new Properties();

           InputStream in =PropertyUtils.class.getClassLoader().getResourceAsStream("service.properties");

properties.load(in);

 

       Class.forName("org.postgresql.Driver");

        String url=properties.getProperty("jdbc.url");

        conn = DriverManager.getConnection(url,properties.getProperty("jdbc.username"),properties.getProperty("jdbc.password"));