java 查询文件是否存在
@Test public void isExist() { File file = new File("C:/Service/DataService/Data/2018-04-02/1000000 ...
@Test public void isExist() { File file = new File("C:/Service/DataService/Data/2018-04-02/1000000 ...
本地文件是否存在 网络文件是否存在 参考 https://www.cnblogs.com/vaevvaev/p/7159427.html https://docs ...