Monday, April 18, 2011

How to delete a directory in java?

Following example demonstares how to delete a directory after deleting its files and directories by the use ofdir.isDirectory(),dir.list() and deleteDir() methods of File class.


public class Main {
   public static void main(String[] argv) throws Exception {
      deleteDir(new File("c:\\temp"));
   public static boolean deleteDir(File dir) {
      if (dir.isDirectory()) {
         String[] children = dir.list();
         for (int i = 0; i < children.length; i++) {
            boolean success = deleteDir
            (new File(dir, children[i]));
            if (!success) {
               return false;
      return dir.delete();
      System.out.println("The directory is deleted.");

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