Delete a file or directory

1 package Io. fileop; 2 Import Java. io. *; 3/** 4 * delete a file or delete a directory 5 * @ author www.tfgzs.net 6 */7 public class Delete {8 9 public static void main (string [] ARGs) {10 string pathstring = "E:/360 downloads/123456.txt"; // file path 11 12 if (delete (pathstring) {13 system. out. println ("deleted successfully! "); 14} else {15 system. Out. println (" deletion failed! "); 16} 17} 18/** 19 * delete a file or delete a directory 20 * @ Param filename file path 21 * @ return success return true failure return false22 */23 public static Boolean Delete (string filename) {24 file = new file (filename); 25 if (! File. exists () {26 system. Err. println ("file already exists"); 27 return false; 28} 29 If (! File. canwrite () {30 system. err. println ("this file is protected"); 31 return false; 32} 33 If (file. isdirectory () {34 string [] files = file. list (); 35 if (files. length> 0) {36 system. err. println ("other files exist in this directory"); 37 return false; 38} 39} 40 return file. delete (); 41} 42}