确定文件名路径是文件还是目录

import java.awt.Graphics;

import java.io.File;
/** from 时 代 J a v a 公 众 号 - N o w J a v  a . c o m**/

public class Main {

  public void m() {

    File dir = new File("directoryName");


    boolean isDir = dir.isDirectory();

    if (isDir) {

      // dir is a directory

    } else {

      // dir is a file

    }

  }

}