Count files inside a folder or drive
File file = new File("u://"); int count = countFilesInDirectory(file); ilesInDirectory(file); System.out.println("count" + count); public static int countFilesInDirectory ( File directory ) { int count = 0 ; for ( File file : directory.listFiles ()) { if ( file.isFile ()) { count++; } if ( file.isDirectory ()) { count += countFilesInDirectory ( file ) ; } } return count; }