Declaration: Many things are simply collecting and conclude practices. It is not clear from that. So, unknown sources use Java local copy files and folders how to implement a copy of the folder to folders? If folder And how do you do? Next, I will demonstrate my method to some beginners, I hope to help you! / ** Copyright by http://www.designac.org/*/package copyfile; import Java. io *; / *** @author Administrator ** class Function:. * / public class copyDirectory {public static void main (String args []) throws IOException {String url1 = "C: / Downloads / kele"; String url2 = "D: / java / copyfile / copy"; (New file (URL2)). MKDIRS (); file [] file = (new file (url1)). listFiles (); for (int i = 0; i