李武杨

工具类：package cn.lwy1521.utils;import java.io.IOException;import java.util.Properties;public class PayConfig { private static Properties prop = new Properties(); static{ try { ...

try { prop.load(PayConfig.class.getClassLoader().getResourceAsStream("merchantInfo.properties")); } catch (IOException e) { throw new RuntimeException(e); } } public static String getValue(String key){ return prop.getPrope