创建目录以及所需的不存在父目录

import java.io.*;

 /**时代Java - nowjava.com**/

public class Main {

 

  public static void main(String[] args) {

   

     File dir = new File("C://Folder//Parent1//Parent2//DemoDir");

     boolean isDirCreated = dir.mkdirs();

   

     if(isDirCreated)

       System.out.println("Directory created along with required nonexistent parent directories");

     else/**from 时 代      J a v a   公   众 号 - nowjava.com**/

       System.out.println("Failed to create directory");

  }

}