/** * 递归删除目录下的所有文件及子目录下所有文件 * @param dir 将要删除的文件目录 * @return boolean Returns "true" if all deletions were successful. * If a deletion fails, the method stops attempting to * delete and returns "false". */ @SuppressWarnings("unused") private static boolean myDeleteDir(File dir) { if (dir.isDirectory()) { String[] children = dir.list(); //递归删除目录中的子目录下 for (int i=0; i<children.length; i++) { boolean success = myDeleteDir(new File(dir, children[i])); if (!success) { return false; } } } // 目录此时为空，可以删除 return dir.delete(); }