java计算目录及文件个数,文件夹大小

               

 

import java.io.File;

import java.text.DecimalFormat;

import java.text.NumberFormat;

public class GetFolderSize {

 int totalFolder = 0;

 int totalFile = 0;

 public static void main(String args[]) {

  String folder = "c:\\java";

  try {

   GetFolderSize size = new GetFolderSize();

   long fileSizeByte = size.getFileSize(new File(folder));

   System.out.println("Folder Size: " + fileSizeByte + " Bytes");

   System.out.println("Total Number of Folders: "+ size.getTotalFolder());

   System.out.println("Total Number of Files: " + size.getTotalFile());

  } catch (Exception e) {}

 }

 public long getFileSize(File folder) {

  totalFolder++;

  System.out.println("Folder: " + folder.getName());

  long foldersize = 0;

  File[] filelist = folder.listFiles();

  for (int i = 0; i < filelist.length; i++) {

   if (filelist[i].isDirectory()) {

    foldersize += getFileSize(filelist[i]);

   } else {

    totalFile++;

   foldersize += filelist[i].length();

   }

  }

  return foldersize;

 }

 public int getTotalFolder() {

   return totalFolder;

 }

 public int getTotalFile() {

  return totalFile;

 }

}

           

再分享一下我老师大神的人工智能教程吧。零基础!通俗易懂!风趣幽默!还带黄段子!希望你也加入到我们人工智能的队伍中来!https://blog.csdn.net/jiangjunshow

猜你喜欢

转载自blog.csdn.net/tyuuhgf/article/details/87287875