get number of files in a directory and its subdirectories

Question

using this code

new File(\"/mnt/sdcard/folder\").listFiles().length

returns a sum of folders and files in a particular directory without ca

Answer 1

You can use recursion.

public static int getFilesCount(File file) {
  File[] files = file.listFiles();
  int count = 0;
  for (File f : files)
    if (f.isDirectory())
      count += getFilesCount(f);
    else
      count++;

  return count;
}