根据当前路径的父路径解析传递的路径

import java.nio.file.Path;

import java.nio.file.Paths;


public class Main {
/**
来 自 时 代 J a v a 公 众 号 - nowjava.com
**/

  public static void main(String[] args) {

    // define the fixed path

    Path base = Paths.get("C:/folder1/folder2/folder3/test.txt");


    // resolve sibling test2.txt file

    Path path = base.resolveSibling("test2.txt");

    System.out.println(path.toString());


  }

}