Method key

src/main/java/com/opslab/util/PropertiesUtil.java:25–27

从系统属性文件中获取相应的值 @param key key @return 返回value

(String key)

     * @return 返回value
     */
    public final static String key(String key) {
        return System.getProperty(key);
    }

    /**
     * 根据Key读取Value