java读取配置文件详解编程语言

/** 
     * 读取配置文件 
     * @param file 
     * @return 
     */ 
    public static PropertiesConfiguration loadConfig(String file){ 
        PropertiesConfiguration config = null; 
        try { 
            config = new PropertiesConfiguration(file); 
            config.setEncoding("UTF-8"); 
            config.setReloadingStrategy(new FileChangedReloadingStrategy()); 
            config.setAutoSave(true); 
            logger.info("加载配置文件成功..."); 
        } catch (ConfigurationException e) { 
            logger.info("加载配置文件失败,异常信息:"+e.getLocalizedMessage()); 
        } 
        return config; 
    }

public static Configuration config = loadConfig("config.properties");

ConfigUtils.config.getString("weixin.app_id")